This disclosure provides systems and methods for continuous wallboard manufacturing, and in particular methods that include measuring a wallboard width and edge profiles in a post-kiln stack of at least two wallboards or more with a laser scanner, preferably a two-dimensional (2D) laser scanner positioned at a distance from a post-kiln conveyor and performing a laser scan of the stack passing by on the post-kiln conveyor.
G01B 11/25 - Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures by projecting a pattern, e.g. moiré fringes, on the object
2.
METHOD OF MAKING A SPRAYABLE SETTING TYPE COMPOUND
A method of making a setting type compound by injecting an activator compound into a plaster compound wherein the activator compound tube is coaxial and within the plaster compound tube, each at the same flowrate, the same pressure and the same viscosity. The cross sectional transverse areas of an annulus containing the plaster compound and the hole in the annulus containing the activator compound are the same.
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
C04B 40/00 - Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
3.
METHOD FOR MEASURING WIDTH AND EDGE PROFILE OF A SINGLE BOARD IN A STACK OF MULTIPLE BOARDS
This disclosure provides systems and methods for continuous wallboard manufacturing, and in particular methods that include measuring a wallboard width and edge profiles in a post-kiln stack of at least two wallboards or more with a laser scanner, preferably a two-dimensional (2D) laser scanner positioned at a distance from a post-kiln conveyor and performing a laser scan of the stack passing by on the post-kiln conveyor.
G01B 11/04 - Measuring arrangements characterised by the use of optical techniques for measuring length, width, or thickness specially adapted for measuring length or width of objects while moving
4.
METHOD OF MAKING A SPRAYABLE SETTING TYPE COMPOUND
A method of making a setting type compound by injecting an activator compound into a plaster compound wherein the activator compound tube is coaxial and within the plaster compound tube, each at the same flowrate, the same pressure and the same viscosity. The cross sectional transverse areas of an annulus containing the plaster compound and the hole in the annulus containing the activator compound are the same.
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
Stucco-cement compositions with a shortened drying time, lighter weight, high strength and reduced expansion, the compositions comprising expanded perlite and preferably also calcium aluminate cement and/or calcium sulfoaluminate cement, and methods for making and using these compositions, including pourable and/or pumpable floor underlayment slurries and methods for forming high strength underlayment on different substrates.
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
A structural wall for a building is provided and includes a frame having opposing sides and a height and at least one structural panel secured to one of the sides of the frame, wherein a length of the at least one structural panel is greater than the height of the frame. An upper track is positioned over an upper end of the frame and an upper end of the at least one structural panel on each of the sides of the frame and a lower track is positioned over a lower end of the frame and a lower end of the at least one structural panel on each of the sides of the frame.
Stucco-cement compositions with a shortened drying time, lighter weight, high strength and reduced expansion, the compositions comprising expanded perlite and preferably also calcium aluminate cement and/or calcium sulfoaluminate cement, and methods for making and using these compositions, including pourable and/or pumpable floor underlayment slurries and methods for forming high strength underlayment on different substrates.
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
A dry construction plaster composition made with at least stucco in an amount from about 25 to about 99 wt%; hydrated lime in an amount from about 0.5 to about 75 wt%; a phosphate-based lime bucking inhibitor in an amount from about 0.01 to about 1 wt%; and a setting reaction controlling agent, wherein the setting reaction controlling agent comprises a set accelerator, a set inhibitor, or any combination thereof is provided. Methods for preparing construction plaster slurries and pastes with reduced lime bucking and methods for finishing a substrate are also provided.
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
A dry construction plaster composition made with at least stucco in an amount from about 25 to about 99 wt %; hydrated lime in an amount from about 0.5 to about 75 wt %; a phosphate-based lime bucking inhibitor in an amount from about 0.01 to about 1 wt %; and a setting reaction controlling agent, wherein the setting reaction controlling agent comprises a set accelerator, a set inhibitor, or any combination thereof is provided. Methods for preparing construction plaster slurries and pastes with reduced lime bucking and methods for finishing a substrate are also provided.
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
C04B 24/06 - Carboxylic acids; Salts, anhydrides or esters thereof containing hydroxy groups
C04B 22/16 - Acids or salts thereof containing phosphorus in the anion, e.g. phosphates
C04B 40/00 - Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
A method and apparatus to manufacture gypsum board that directs a first portion of aqueous gypsum slurry to a front cover sheet, directs a second portion of aqueous gypsum slurry to a back cover sheet, passes the back cover sheet over a roller spaced above the front cover sheet so that a majority of the second aqueous gypsum slurry falls off the back cover sheet onto the first portion of aqueous gypsum slurry on the front cover sheet. A gypsum board made by the method or apparatus.
B28B 19/00 - Machines or methods for applying the material to surfaces to form a permanent layer thereon
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
11.
METHOD AND APPARATUS FOR MAKING A GYPSUM BOARD, AND GYPSUM BOARD MADE ACCORDING TO THE METHOD
A method and apparatus for manufacturing gypsum board (10) that directs a first portion of aqueous gypsum slurry (76) of higher density to a front cover sheet (90), directs a second portion of aqueous gypsum slurry (74) of lower density to a back cover sheet (96), passes the back cover sheet (96) over a roller (54) spaced above the front cover sheet (90) so that a majority of the second aqueous gypsum slurry (74) falls off the back cover sheet (96) onto the first portion of aqueous gypsum slurry (76) on the front cover sheet (90). A gypsum board made by the method is also claimed.
B28B 19/00 - Machines or methods for applying the material to surfaces to form a permanent layer thereon
B28B 5/02 - Producing shaped articles from the material in moulds or on moulding surfaces, carried or formed by, in or on conveyors irrespective of the manner of shaping on conveyors of the endless-belt or chain type
E04C 2/04 - Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of asbestos cement
B32B 13/08 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material comprising such substances as the main or only constituent of a layer, next to another layer of a specific substance of paper or cardboard
B32B 13/14 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material next to a fibrous or filamentary layer
B32B 7/02 - Physical, chemical or physicochemical properties
12.
GYPSUM COMPOSITION COMPRISING UNCOOKED STARCH HAVING MID-RANGE VISCOSITY, AND METHODS AND PRODUCTS RELATED THERETO
Disclosed are product (e.g., board), slurry, and methods relating to an uncooked starch that can be used to enhance strength in one or more gypsum layers in the board. The uncooked starch has a hot water viscosity of from about 20 BU to about 300 BU according to the HWVA method, and/or a mid-range peak viscosity of from about 120 Brabender Units to about 1000 Brabender Units.
C04B 24/38 - Polysaccharides or derivatives thereof
B32B 13/02 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material with fibres or particles embedded in it or bonded with it
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
13.
GYPSUM SLURRY MIXER PROCESS FOR ENHANCED WALLBOARD STRENGTH
A process is provided for creating a gypsum wallboard slurry with enhanced strength. The process includes providing a gypsum wallboard slurry mixer, providing suitable amounts of calcined gypsum and water in the mixer to create a slurry, agitating the slurry in the mixer, extracting a portion of the slurry in the mixer, reintroducing the extracted portion into the mixer for further mixing, and dispensing the mixed slurry from an outlet of the mixer.
B28C 5/08 - Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
B01F 25/50 - Circulation mixers, e.g. wherein at least part of the mixture is discharged from and reintroduced into a receptacle
B01F 27/271 - Mixers with stator-rotor systems, e.g. with intermeshing teeth or cylinders or having orifices with means for moving the materials to be mixed radially between the surfaces of the rotor and the stator
In one aspect, a pottery plaster formulation with increased water absorption, comprising alpha stucco, continuously-calcined-in-a-kettle stucco, and a combination of Rochelle salt and one or more of the following: potassium sulfate and/or a phosphate compound. In another aspect, pottery plaster molds with increased water absorption and methods of making and using the pottery plaster molds for slip casting ceramic items.
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
In one aspect, a pottery plaster formulation with increased water absorption, comprising alpha stucco, continuously-calcined-in-a-kettle stucco, and a combination of Rochelle salt and one or more of the following: potassium sulfate and/or a phosphate compound. In another aspect, pottery plaster molds with increased water absorption and methods of making and using the pottery plaster molds for slip casting ceramic items.
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
C04B 24/04 - Carboxylic acids; Salts, anhydrides or esters thereof
C04B 22/16 - Acids or salts thereof containing phosphorus in the anion, e.g. phosphates
16.
GYPSUM BOARD FROM GYPSUM HAVING HIGH LEVEL OF CHLORIDE SALT AND A POLYMER LAYER AND METHODS ASSOCIATED THEREWITH
Gypsum boards formed from synthetic gypsum and other gypsum sources having high chloride salt concentrations. Gypsum boards may include a board core including set gypsum between a front cover sheet and a back cover sheet. A total concentration of the chloride anion in the board core ranges from about 150 to 4000 parts by weight (pbw) chloride, typically about 300 to about 3000 pbw, more typically from about 400 to about 2000 pbw, further typically from about 1000 to about 2000 pbw, and further typically from about 600 to about 1000 pbw, per 1,000,000 pbw calcium sulfate dihydrate. A polymer layer contacts an inner surface of the back cover sheet. A densified gypsum layer contacts an inner surface of the front cover sheet. Methods of making the gypsum board, and a wall system for employing the gypsum boards, are also provided.
B32B 5/14 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by a layer differing constitutionally or physically in different parts, e.g. denser near its faces
B32B 5/18 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by features of a layer containing foamed or specifically porous material
B32B 5/20 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by features of a layer containing foamed or specifically porous material foamed in situ
B32B 7/12 - Interconnection of layers using interposed adhesives or interposed materials with bonding properties
B32B 13/04 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material comprising such substances as the main or only constituent of a layer, next to another layer of a specific substance
B32B 13/08 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material comprising such substances as the main or only constituent of a layer, next to another layer of a specific substance of paper or cardboard
B32B 13/12 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material comprising such substances as the main or only constituent of a layer, next to another layer of a specific substance of synthetic resin
Provided are a gypsum set accelerator wherein the gypsum set accelerator is a dry-milled mixture comprising calcium sulfate dihydrate co-ground with one or more of the following: a polycarboxylic ether (PCE) and/or a sulfonated melamine polycondensate (SMP), gypsum slurries formulated with the gypsum set accelerator and methods for producing the gypsum set accelerator and manufacturing gypsum products with the gypsum set accelerator.
C04B 22/14 - Acids or salts thereof containing sulfur in the anion, e.g. sulfides
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
C04B 40/00 - Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
A noncombustible exterior structural wall (12) of a building (10), where the noncombustible wall (12) includes a steel frame (14) with a plurality of vertically oriented support studs (10), a plurality of noncombustible panels (22) attached directly to the steel frame (14), and an exterior ornamental covering (24) attached directly to the plurality of noncombustible panels (22) with an absence of an air/ weather membrane.
E04B 2/58 - Walls of framework or pillarwork; Walls incorporating load-bearing elongated members with elongated members of metal
E04C 2/38 - Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure with attached ribs, flanges, or the like, e.g. framed panels
E04C 2/06 - Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of asbestos cement reinforced
19.
BUILDING WITH NONCOMBUSTIBLE EXTERIOR STRUCTURAL WALL
A noncombustible exterior structural wall of a building, where the noncombustible wall includes a steel frame with a plurality of vertically oriented support studs, a plurality of noncombustible panels attached directly to the steel frame, and an exterior ornamental covering attached directly to the plurality of noncombustible panels with an absence of an air/weather membrane.
E04B 1/94 - Protection against other undesired influences or dangers against fire
E04B 1/76 - Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
20.
MISSLE IMPACT RESISTANT EXTERIOR SHEATHING BUILDING PANEL
An impact resistant exterior sheathing gypsum building panel with an integrated impact resistant woven mesh which protects against impact from projectiles such as those conveyed by hurricane force winds is provided. Methods for manufacturing these exterior sheathing gypsum building panels with an integrated impact resistant woven mesh are also provided. An exterior sheathing system employing the exterior sheathing cementitious building panel is provided.
E04C 2/52 - Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure with special adaptations for auxiliary purposes, e.g. serving for locating conduits
B32B 5/02 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by structural features of a layer comprising fibres or filaments
B32B 5/26 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by the presence of two or more layers which comprise fibres, filaments, granules, or powder, or are foamed or specifically porous one layer being a fibrous or filamentary layer another layer also being fibrous or filamentary
B32B 29/02 - Layered products essentially comprising paper or cardboard next to a fibrous or filamentary layer
B32B 37/15 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer being manufactured and immediately laminated before reaching its stable state, e.g. in which a layer is extruded and laminated while in semi-molten state
E04H 9/14 - Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate against other dangerous influences, e.g. tornadoes, floods
B32B 13/14 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material next to a fibrous or filamentary layer
21.
DESALINATION OF HIGH CHLORIDE SALT ABSORBED POROUS BEADS
A method of recovering desalinated activated alumina (AA) beads from a composition including salt laden (high salt absorbed) activated alumna (AA) beads and free anions and free cations, comprising the step of electrodialysis of the composition to reduce salt content of the activated alumina (AA) beads to produce a stream comprising the desalinated activated alumina (AA) beads.
B01J 20/08 - Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising inorganic material comprising oxides or hydroxides of metals not provided for in group comprising bauxite
C04B 11/26 - Calcium sulfate cements starting from phosphogypsum or from waste, e.g. purification products of smoke
A rotary union for distributing flowing material, and includes a central shaft having an upper end defining at least one inlet configured for receiving the material, and being in communication with a pocket configured for receiving the material, a lower end of the pocket defining at least one outlet port. An annular sleeve surrounds and rotates relative to the central shaft, the sleeve being provided with a plurality of radially-spaced outlet nipples. A gap is defined between an exterior surface of the central shaft and an interior surface of the sleeve, and at least one seal is disposed in the gap for isolating the gap from the material flowing through the outlet port and into the nipples. The central shaft is provided in vertically-stacked components including an upper, inlet portion, a middle or central delivery portion including the pockets and the outlets, and a lower-most base portion.
An agitator for a gypsum wallboard mixer is provided and includes a circular disc with an upper surface, a drive shaft extending vertically from the upper surface, a lump ring secured to the upper surface, the lump ring being provided in a plurality of spaced, adjacent arcuate segments.
B28C 5/16 - Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials the stirrers having motion about a vertical or steeply inclined axis
B28C 5/12 - Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials
B28C 5/08 - Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
24.
AGITATOR FOR GYPSUM WALLBOARD MIXER WITH REDUCED WATER:STUCCO RATIO
An agitator (24) for a gypsum wallboard mixer (50) is provided and includes a circular disc (26) with an upper surface (30), a drive shaft (28) extending vertically from the upper surface (30), a lump ring (40) secured to the upper surface (30), the lump ring (40) being provided in a plurality of spaced, adjacent arcuate segments (40a, 40b, 40c), with gaps (52) in between.
B28C 5/08 - Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
B28B 17/02 - Conditioning the material prior to shaping
B28C 5/16 - Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials the stirrers having motion about a vertical or steeply inclined axis
25.
INORGANIC PANELS WITH VOLCANIC ROCK BASED REINFORCEMENT AND METHODS FOR MAKING SAME
A cementitious panel system reinforced on its opposed surfaces by a fabric of basalt fiber woven or non-woven mesh. Preferably the mesh is a woven basalt scrim with thicker yarn and larger mesh openings to provide a cementitious panel with improved handling properties while retaining tensile strength and long term durability. The fabric is constructed as a mesh of high modulus strands of bundled basalt fibers. The fabric also has suitable physical characteristics for embedment within the cement matrix of the panels or panels closely adjacent the opposed faces thereof. The fabric provides a panel system with long-lasting, high strength tensile reinforcement and improved handling properties regardless of their spatial orientation during handling. Included as part of the invention are methods for making the reinforced cementitious panel.
C04B 20/00 - Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
C04B 41/00 - After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
A cementitious panel system reinforced on its opposed surfaces by a fabric of basalt fiber woven or non-woven mesh. Preferably the mesh is a woven basalt scrim with thicker yarn and larger mesh openings to provide a cementitious panel with improved handling properties while retaining tensile strength and long term durability. The fabric is constructed as a mesh of high modulus strands of bundled basalt fibers. The fabric also has suitable physical characteristics for embedment within the cement matrix of the panels or panels closely adjacent the opposed faces thereof. The fabric provides a panel system with long- lasting, high strength tensile reinforcement and improved handling properties regardless of their spatial orientation during handling. Included as part of the invention are methods for making the reinforced cementitious panel.
C04B 28/02 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
A construction unit is provided, including a load-bearing frame including a plurality of upper horizontal members joined together at ends to form an upper frame portion, a plurality of lower horizontal members joined together at ends to form a lower frame portion, a plurality of vertical members joined to and vertically separating the upper frame portion from the lower frame portion, the vertical members being located at opposing corners defined by the upper frame portion and the lower frame portion. At least one hollow structural section is vertically positioned between the upper and lower frame portions and is fixed to the frame between adjacent pairs of the vertical members; and at least one sheathing panel joined directly to the at least one hollow structural section for forming a wall of the construction unit.
A construction unit is provided, including a load-bearing frame including a plurality of upper horizontal members joined together at ends to form an upper frame portion, a plurality of lower horizontal members joined together at ends to form a lower frame portion, a plurality of vertical members joined to and vertically separating the upper frame portion from the lower frame portion, the vertical members being located at opposing corners defined by the upper frame portion and the lower frame portion. At least one hollow structural section is vertically positioned between the upper and lower frame portions and is fixed to the frame between adjacent pairs of the vertical members; and at least one sheathing panel joined directly to the at least one hollow structural section for forming a wall of the construction unit.
E04B 1/348 - Structures composed of units comprising at least considerable parts of two sides of a room, e.g. box-like or cell-like units closed or in skeleton form
29.
GYPSUM PANEL CONTAINING AMMONIUM-EXCHANGED VERMICULITE AND METHODS
This disclosure provides products useful as construction materials and containing set gypsum and ammonium-exchanged vermiculite, including a gypsum panel having a gypsum core comprising set gypsum and ammonium-exchanged vermiculite and characterized by decreased heat shrinkage and increased resistance to fire damage in comparison to the gypsum panel that comprises vermiculite that has not been ammonium-exchanged. The disclosure further relates to methods for producing the gypsum panel and constructing building assemblies with the gypsum panels, including walls and ceilings.
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
Fabric reinforcement for reinforcing alkaline cementitious matrix including warp yarns and weft yarns. To increase cohesive tensile strength of intersection points of the fabric the fabric has sufficient resinous coating over a substantial portion of the warp and weft yarns, before the fabric reinforcement is embedded within, or adhesively or mechanically bonded to the cementitious matrix, wherein the coating includes organic or inorganic adhesives/polymers, or the fabric has uncoated fabric modified by adhering fabric strands together where machine direction and cross-machine strands intersect, for example with cyanoacrylate or epoxy. Bond strength of the intersecting yarns of the fabric and the corresponding mechanical bond strength of the fabric to the cementitious matrix may also be enhanced by increasing roughness and/or surface area of the yarns and resulting fabric. Methods for making fabric, cementitious boards employing the fabric, and methods for making the cementitious board are also provided.
E04C 5/07 - Reinforcing elements of material other than metal, e.g. of glass, of plastics, or not exclusively made of metal
E04C 2/06 - Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of asbestos cement reinforced
B28B 23/00 - Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material
D03D 13/00 - Woven fabrics characterised by the special disposition of the warp or weft threads, e.g. with curved weft threads, with discontinuous warp threads, with diagonal warp or weft
Fabric reinforcement for reinforcing alkaline cementitious matrix including warp yarns and weft yarns. To increase cohesive tensile strength of intersection points of the fabric the fabric has sufficient resinous coating over a substantial portion of the warp and weft yarns, before the fabric reinforcement is embedded within, or adhesively or mechanically bonded to the cementitious matrix, wherein the coating includes organic or inorganic adhesives/polymers, or the fabric has uncoated fabric modified by adhering fabric strands together where machine direction and cross-machine strands intersect, for example with cyanoacrylate or epoxy. Bond strength of the intersecting yarns of the fabric and the corresponding mechanical bond strength of the fabric to the cementitious matrix may also be enhanced by increasing roughness and/or surface area of the yarns and resulting fabric. Methods for making fabric, cementitious boards employing the fabric, and methods for making the cementitious board are also provided.
A gypsum wallboard having a core with a central core layer and one or more densified layers is disclosed. At least one densified layer contains salt absorbent particles of zeolite and/or hydrotalcite to improve adhesion of the gypsum core to a cover sheet. Also, methods of making the gypsum wallboard and a wall system for employing the gypsum wallboard are disclosed.
B32B 13/08 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material comprising such substances as the main or only constituent of a layer, next to another layer of a specific substance of paper or cardboard
B32B 5/02 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by structural features of a layer comprising fibres or filaments
B32B 7/02 - Physical, chemical or physicochemical properties
B32B 7/12 - Interconnection of layers using interposed adhesives or interposed materials with bonding properties
B32B 13/02 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material with fibres or particles embedded in it or bonded with it
B32B 13/14 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material next to a fibrous or filamentary layer
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
33.
HIGH SALT GYPSUM WALLBOARD CONTAINING SALT ABSORBENTS AND METHODS OF MAKING SAME
A gypsum wallboard having a core with a central core layer and one or more densified layers is disclosed. At least one densified layer contains salt absorbent particles of zeolite and/or hydrotalcite to improve adhesion of the gypsum core to a cover sheet. Also, methods of making the gypsum wallboard and a wall system for employing the gypsum wallboard are disclosed.
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
C04B 22/00 - Use of inorganic materials as active ingredients for mortars, concrete or artificial stone, e.g. accelerators
C04B 22/10 - Acids or salts thereof containing carbon in the anion, e.g. carbonates
C04B 22/16 - Acids or salts thereof containing phosphorus in the anion, e.g. phosphates
B32B 29/00 - Layered products essentially comprising paper or cardboard
B32B 5/24 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by the presence of two or more layers which comprise fibres, filaments, granules, or powder, or are foamed or specifically porous one layer being a fibrous or filamentary layer
B32B 5/02 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by structural features of a layer comprising fibres or filaments
B32B 7/02 - Physical, chemical or physicochemical properties
B32B 37/15 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer being manufactured and immediately laminated before reaching its stable state, e.g. in which a layer is extruded and laminated while in semi-molten state
B32B 38/00 - Ancillary operations in connection with laminating processes
B32B 5/18 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by features of a layer containing foamed or specifically porous material
B32B 13/04 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material comprising such substances as the main or only constituent of a layer, next to another layer of a specific substance
B28B 19/00 - Machines or methods for applying the material to surfaces to form a permanent layer thereon
A pallet centering device includes a frame upon which is mounted a plurality of conveyor rollers, the conveyor rollers mounted transverse to a direction of pallet travel. A first pallet pusher unit and a second pallet pusher unit are associated with respective sides of the support frame, both for reciprocal movement transverse to the direction of pallet travel. The first and second pallet pusher units each have pallet pusher members configured for engaging respective sides of a pallet. At least one transverse U-channel rail is mounted to the support frame beneath the conveyor rollers and defining a channel track. Each first and second pallet pusher unit has at least one depending bearing mount aligned with the channel track and provided with a bearing rotatably engaging the channel track. A drive assembly moves the first and second pallet pusher units reciprocally for centering the pallet located on the conveyor rollers.
B65G 47/28 - Devices influencing the relative position or the attitude of articles during transit by conveyors arranging the articles, e.g. varying spacing between individual articles during transit by a single conveyor
A pallet centering device (20) includes a frame (22) upon which is mounted a plurality of conveyor rollers (26), the conveyor rollers mounted transverse to a direction of pallet travel. A first pallet pusher unit (36) and a second pallet pusher unit (38) are associated with respective sides of the support frame, both for reciprocal movement transverse to the direction of pallet travel. The first and second pallet pusher units each have pallet pusher members (40, 42) configured for engaging respective sides of a pallet (10). At least one transverse U-channel rail (50) is mounted to the support frame beneath the conveyor rollers and defining a channel track. Each first and second pallet pusher unit has at least one depending bearing mount (54) aligned with the channel track and provided with a bearing (56) rotatably engaging the channel track. A drive assembly (60) moves the first and second pallet pusher units reciprocally for centering the pallet located on the conveyor rollers.
This disclosure provides gypsum cement compositions which comprise an aggregate stabilizing mixture containing a combination of a polysaccharide gum and a polyacrylamide-gelatin blend, and methods for making and using these compositions, including pourable/pumpable floor underlayment slurries and methods for forming high strength underlayment on different substrates.
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
C04B 40/00 - Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
C04B 40/06 - Inhibiting the setting, e.g. mortars of the deferred action type containing water in breakable containers
C04B 24/38 - Polysaccharides or derivatives thereof
C04B 24/26 - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
Embodiments of a system and a method for manufacturing calcined gypsum can include an in-line calcination control device having an x-ray analyzer. The x-ray analyzer is adapted to analyze at least one of the calcined gypsum being discharged from the calciner and the calcined gypsum being fed into a mixer of a gypsum boardline. The x-ray analyzer is configured to determine the proportion of different calcium sulphate phases found therein which can be used to control at last one of the calciner and the boardline.
This disclosure provides gypsum cement compositions which comprise an aggregate stabilizing mixture containing a combination of a polysaccharide gum and a polyacrylamide-gelatin blend, and methods for making and using these compositions, including pourable/pumpable floor underlayment slurries and methods for forming high strength underlayment on different substrates.
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
39.
SYSTEM AND METHOD FOR MANUFACTURING CALCINED GYPSUM WITH IN-LINE CALCINATION CONTROL DEVICE
Embodiments of a system and a method for manufacturing calcined gypsum can include an in-line calcination control device having an x-ray analyzer. The x-ray analyzer is adapted to analyze at least one of the calcined gypsum being discharged from the calciner and the calcined gypsum being fed into a mixer of a gypsum boardline. The x-ray analyzer is configured to determine the proportion of different calcium sulphate phases found therein which can be used to control at last one of the calciner and the boardline.
This disclosure provides gypsum cement compositions which comprise an aggregate stabilizing mixture containing a combination of a polysaccharide gum and a polyacrylamide-gelatin blend, and methods for making and using these compositions, including pourable/pumpable floor underlayment slurries and methods for forming high strength underlayment on different substrates.
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
Embodiments of a system and a method for manufacturing calcined gypsum can include an in-line calcination control device having an x-ray analyzer. The x-ray analyzer is adapted to analyze at least one of the calcined gypsum being discharged from the calciner and the calcined gypsum being fed into a mixer of a gypsum boardline. The x-ray analyzer is configured to determine the proportion of different calcium sulphate phases found therein which can be used to control at last one of the calciner and the boardline.
A structural wall for a building is provided and includes a frame having opposing sides and a height and at least one structural panel secured to one of the sides of the frame, wherein a length of the at least one structural panel is greater than the height of the frame. An upper track is positioned over an upper end of the frame and an upper end of the at least one structural panel on each of the sides of the frame and a lower track is positioned over a lower end of the frame and a lower end of the at least one structural panel on each of the sides of the frame.
E04B 1/14 - Structures consisting primarily of load-supporting, block-shaped or slab-shaped elements the elements being composed of two or more materials
E04B 1/08 - Structures consisting primarily of load-supporting, block-shaped or slab-shaped elements the elements consisting of metal
A structural wall for a building is provided and includes a frame having opposing sides and a height and at least one structural panel secured to one of the sides of the frame, wherein a length of the at least one structural panel is greater than the height of the frame. An upper track is positioned over an upper end of the frame and an upper end of the at least one structural panel on each of the sides of the frame and a lower track is positioned over a lower end of the frame and a lower end of the at least one structural panel on each of the sides of the frame.
E04B 1/14 - Structures consisting primarily of load-supporting, block-shaped or slab-shaped elements the elements being composed of two or more materials
E04B 1/08 - Structures consisting primarily of load-supporting, block-shaped or slab-shaped elements the elements consisting of metal
Disclosed is a composite gypsum board comprising a set gypsum core disposed between face (e.g., Manila) and back (e.g., Newsline) cover sheets. The set gypsum core is formed from a core slurry comprising stucco, water, and optional additives, such as foaming agent, migrating starch, accelerator, retarder, dispersant, etc. A dense layer formed from a dense layer slurry comprising stucco, water, fiber (e.g., paper fiber), and optionally, strength-enhancing starch, is disposed between the core and the face paper. The dense layer slurry contains a greater concentration of fiber, and optionally, strength-enhancing starch, than the core slurry, but the concentration of one or more other additives (e.g., accelerator, retarder, dispersant, or combinations thereof) is lower or the same in the dense slurry as compared with the core slurry. Also disclosed is a method of making board using one board mixer. In embodiments, paper fiber is added to water to form a suspension. The suspension is introduced, while in a non-laminar state, into the dense slurry. Further disclosed is apparatus, such as an extractor and an additive injection system, which can be a part of a cementitious slurry mixing and dispensing assembly.
C04B 40/00 - Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
B28C 5/02 - Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions without using driven mechanical means effecting the mixing
B28B 19/00 - Machines or methods for applying the material to surfaces to form a permanent layer thereon
An acoustic isolation mat is provided for placement between a subfloor and a finished floor. The acoustic isolation mat has a first layer placed directly upon the subfloor that includes a fiberglass-containing acoustic insulation, a second layer placed directly upon the first layer that includes an entangled polymer, and a third layer placed directly upon the second layer and below the finished floor that has a sheet of fibrous material.
An acoustic isolation mat is provided for placement between a subfloor and a finished floor. The acoustic isolation mat has a first layer placed directly upon the subfloor that includes a fiberglass-containing acoustic insulation, a second layer placed directly upon the first layer that includes an entangled polymer, and a third layer placed directly upon the second layer and below the finished floor that has a sheet of fibrous material.
An acoustic isolation mat is provided for placement between a subfloor and a finished floor. The acoustic isolation mat has a first layer placed directly upon the subfloor that includes a fiberglass-containing acoustic insulation, a second layer placed directly upon the first layer that includes an entangled polymer, and a third layer placed directly upon the second layer and below the finished floor that has a sheet of fibrous material.
B32B 5/02 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by structural features of a layer comprising fibres or filaments
B32B 21/14 - Layered products essentially comprising wood, e.g. wood board, veneer, wood particle board comprising wood board or veneer
B32B 21/10 - Next to a fibrous or filamentary layer
B32B 3/26 - Layered products essentially comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products essentially having particular features of form characterised by a layer with cavities or internal voids
B32B 13/14 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material next to a fibrous or filamentary layer
B32B 13/12 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material comprising such substances as the main or only constituent of a layer, next to another layer of a specific substance of synthetic resin
E04F 15/20 - Separately-laid insulating layers; Other additional insulating measures; Floating floors for sound insulation
48.
MODULAR CONSTRUCTION INCLUDING FIRE-SUPPRESSING GASKET
A gasket for installation in a gap defined by adjacent modular construction units, each having a support frame. The gasket includes at least one layer of structural cement panel; and at least one layer of mineral wool, and the at least one layer of said panel and mineral wool has at least one plate recess configured for accommodating a support plate. A modular building construction is provided, including a plurality of modular units, each unit having a steel frame. Four adjacent units of the plurality form an intersection, and support plates are fastened at upper surfaces of corners formed by each frame. The gasket is disposed in a gap defined at the intersection, the gasket having four plate recesses for accommodating the support plates. In still another embodiment, a method of constructing a building made of modular units including the gasket.
E04B 1/348 - Structures composed of units comprising at least considerable parts of two sides of a room, e.g. box-like or cell-like units closed or in skeleton form
E04B 1/94 - Protection against other undesired influences or dangers against fire
49.
MODULAR CONSTRUCTION INCLUDING FIRE-SUPPRESSING GASKET
A gasket for installation in a gap defined by adjacent modular construction units, each having a support frame. The gasket includes at least one layer of structural cement panel; and at least one layer of mineral wool, and the at least one layer of said panel and mineral wool has at least one plate recess configured for accommodating a support plate. A modular building construction is provided, including a plurality of modular units, each unit having a steel frame. Four adjacent units of the plurality form an intersection, and support plates are fastened at upper surfaces of corners formed by each frame. The gasket is disposed in a gap defined at the intersection, the gasket having four plate recesses for accommodating the support plates. In still another embodiment, a method of constructing a building made of modular units including the gasket.
E04B 1/348 - Structures composed of units comprising at least considerable parts of two sides of a room, e.g. box-like or cell-like units closed or in skeleton form
E04B 1/94 - Protection against other undesired influences or dangers against fire
50.
CONSTRAINED LAYER FLOOR AND WALL DAMPING SYSTEMS USING HIGH-DENSITY REINFORCED CEMENT PANELS
A method is provided for assembling a wall system to an existing frame for a wall, floor or roof, including: attaching a first dense, fiber-reinforced cement panel to the frame, the panel having an interior surface facing the frame, and an exterior surface; applying a layer of acoustic dampening material is applied to the exterior surface; and attaching a second dense, fiber-reinforced cement panel to at least one of the dampening material, the first panel, and the frame. A building panel is provided, including, a first panel of dense, fiber-reinforced cement; an internal layer of acoustic dampening material; and a second panel of dense, fiber-reinforced cement such that the dampening material is sandwiched between the first and second cement panels.
E04B 2/74 - Removable non-load-bearing partitions; Partitions with a free upper edge
E04B 1/82 - Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
E04C 2/288 - Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups , , , or of materials covered by one of these groups with a material not specified in one of these groups at least one of the materials being insulating composed of insulating material and concrete, stone or stone-like material
51.
CONSTRAINED LAYER FLOOR AND WALL DAMPING SYSTEMS USING HIGH-DENSITY REINFORCED CEMENT PANELS
A method is provided for assembling a wall system to an existing frame for a wall, floor or roof, including: attaching a first dense, fiber-reinforced cement panel to the frame, the panel having an interior surface facing the frame, and an exterior surface; applying a layer of acoustic dampening material is applied to the exterior surface; and attaching a second dense, fiber-reinforced cement panel to at least one of the dampening material, the first panel, and the frame. A building panel is provided, including, a first panel of dense, fiber-reinforced cement; an internal layer of acoustic dampening material; and a second panel of dense, fiber-reinforced cement such that the dampening material is sandwiched between the first and second cement panels.
A gasket for installation in a gap defined by adjacent modular construction units, each having a support frame. The gasket includes at least one layer of structural cement panel; and at least one layer of mineral wool, and the at least one layer of said panel and mineral wool has at least one plate recess configured for accommodating a support plate. A modular building construction is provided, including a plurality of modular units, each unit having a steel frame. Four adjacent units of the plurality form an intersection, and support plates are fastened at upper surfaces of corners formed by each frame. The gasket is disposed in a gap defined at the intersection, the gasket having four plate recesses for accommodating the support plates. In still another embodiment, a method of constructing a building made of modular units including the gasket.
E04B 1/94 - Protection against other undesired influences or dangers against fire
E04B 1/348 - Structures composed of units comprising at least considerable parts of two sides of a room, e.g. box-like or cell-like units closed or in skeleton form
E04H 1/00 - Buildings or groups of buildings for dwelling or office purposes; General layout, e.g. modular co-ordination or staggered storeys
F16J 15/08 - Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces with exclusively metal packing
B32B 5/02 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by structural features of a layer comprising fibres or filaments
B32B 3/30 - Layered products essentially comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products essentially having particular features of form characterised by a layer with cavities or internal voids characterised by a layer formed with recesses or projections, e.g. grooved, ribbed
B32B 13/14 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material next to a fibrous or filamentary layer
53.
CONSTRAINED LAYER FLOOR AND WALL DAMPING SYSTEMS USING HIGH-DENSITY REINFORCED CEMENT PANELS
A method is provided for assembling a wall system to an existing frame for a wall, floor or roof, including: attaching a first dense, fiber-reinforced cement panel to the frame, the panel having an interior surface facing the frame, and an exterior surface; applying a layer of acoustic dampening material is applied to the exterior surface; and attaching a second dense, fiber-reinforced cement panel to at least one of the dampening material, the first panel, and the frame. A building panel is provided, including, a first panel of dense, fiber-reinforced cement; an internal layer of acoustic dampening material; and a second panel of dense, fiber-reinforced cement such that the dampening material is sandwiched between the first and second cement panels.
E04B 2/74 - Removable non-load-bearing partitions; Partitions with a free upper edge
E04C 2/288 - Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups , , , or of materials covered by one of these groups with a material not specified in one of these groups at least one of the materials being insulating composed of insulating material and concrete, stone or stone-like material
This invention provides gypsum wallboards with a unique microstructure where the walls between voids are enhanced in thickness and strength to substantially improve the strength and handling properties of the wallboards. A method of making lightweight gypsum wallboards is also provided.
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
B32B 13/08 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material comprising such substances as the main or only constituent of a layer, next to another layer of a specific substance of paper or cardboard
B32B 3/26 - Layered products essentially comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products essentially having particular features of form characterised by a layer with cavities or internal voids
B32B 5/02 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by structural features of a layer comprising fibres or filaments
B32B 13/14 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material next to a fibrous or filamentary layer
B32B 17/02 - Layered products essentially comprising sheet glass, or fibres of glass, slag or the like in the form of fibres or filaments
B32B 29/00 - Layered products essentially comprising paper or cardboard
C04B 111/00 - Function, property or use of the mortars, concrete or artificial stone
Aqueous cementitious slurries including predominantly Type I Portland cement containing an aluminate additive. The aluminate additive is an aluminate salt other than calcium aluminate or calcium sulfoaluminate, preferably sodium aluminate. Cementitious reactive powders of the slurry include the Type I Portland cement and 0.1-10 wt. % of the aluminate additive as an accelerator. The slurries may have a set time of about 10 minutes or less. Due to the short set time, the cementitious reactive powders may facilitate cement board fabrication by continuous manufacturing processes. Methods for making cement boards may include disposing the aqueous cementitious slurry including the cementitious reactive powders in a continuous layer, preferably upon a porous support, and setting the aqueous cementitious slurry with a set time of about 10 minutes or less.
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
56.
GLASS-MAT TILE BACKER PANEL AND MANUFACTURING PROCESS OF A GLASS-MAT TILE BACKER PANEL
A gypsum tile backer panel with a pre-impregnated or pre-coated nonwoven fiber face mat. Methods for manufacturing these gypsum tile backer panel which include applying a gypsum slurry to a pre-impregnated or pre-coated nonwoven fiber face mat are also provided. A gypsum tile backer panel system employing the gypsum tile backer panel is also provided.
B32B 5/02 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by structural features of a layer comprising fibres or filaments
B32B 13/04 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material comprising such substances as the main or only constituent of a layer, next to another layer of a specific substance
B32B 13/14 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material next to a fibrous or filamentary layer
E04C 2/04 - Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of asbestos cement
57.
GLASS-MAT TILE BACKER PANEL AND MANUFACTURING PROCESS OF A GLASS-MAT TILE BACKER PANEL
A gypsum tile backer panel with a pre-impregnated or pre-coated nonwoven fiber face mat. Methods for manufacturing these gypsum tile backer panel which include applying a gypsum slurry to a pre-impregnated or pre-coated nonwoven fiber face mat are also provided. A gypsum tile backer panel system employing the gypsum tile backer panel is also provided.
B32B 5/02 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by structural features of a layer comprising fibres or filaments
B32B 13/04 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material comprising such substances as the main or only constituent of a layer, next to another layer of a specific substance
B32B 13/14 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material next to a fibrous or filamentary layer
E04C 2/04 - Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of asbestos cement
58.
GLASS-MAT TILE BACKER PANEL AND MANUFACTURING PROCESS OF A GLASS-MAT TILE BACKER PANEL
A gypsum tile backer panel with a pre-impregnated or pre-coated nonwoven fiber face mat. Methods for manufacturing these gypsum tile backer panel which include applying a gypsum slurry to a pre-impregnated or pre-coated nonwoven fiber face mat are also provided. A gypsum tile backer panel system employing the gypsum tile backer panel is also provided.
B32B 13/14 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material next to a fibrous or filamentary layer
B32B 5/02 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by structural features of a layer comprising fibres or filaments
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
59.
INSERTION AND REMOVAL TOOL FOR GYPSUM MIXER ROTOR PIN AND GYPSUM MIXER WITH SUCH PIN
An apparatus for inserting and removing a mixer rotor pin (50) with a transverse bore (54), which includes a rod (68) dimensioned for slidably engaging the transverse bore (54). The apparatus also includes a mixer rotor pin insertion and removal tool (70) having a tool body (72). A bottom of the tool (70) has a slot (76) for selectively engaging the aforementioned rod (68) upon insertion of the rod (68) into the transverse bore (54), and a top of the tool (70) has a non-circular socket (84) for accommodating a driver tool, such as a wrench.
B28B 17/02 - Conditioning the material prior to shaping
B28C 5/08 - Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
B28C 5/16 - Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials the stirrers having motion about a vertical or steeply inclined axis
B01F 7/00 - Mixers with rotary stirring devices in fixed receptacles; Kneaders
B25B 13/48 - Spanners; Wrenches for special purposes
B25B 23/10 - Arrangements for handling screws or nuts for holding or positioning screw or nut prior to or during its rotation using mechanical gripping means
F16B 23/00 - Specially-shaped heads of bolts or screws for rotations by a tool
60.
GYPSUM MIXER ROTOR PIN, AND INSERTION AND REMOVAL TOOL
An apparatus for inserting and removing a mixer rotor pin includes at least one rotor pin with a transverse bore, as well as a rod dimensioned for slidably engaging the transverse bore. The apparatus also includes a mixer rotor pin insertion and removal tool having a tool body. A bottom of the tool has a slot for selectively engaging the aforementioned rod upon insertion of the rod into the transverse bore, and a top of the tool has a non-circular socket for accommodating a driver tool.
Spackling and joint compounds with lower shrinkage, better sanding, and fast drying. Methods for repairing walls and ceiling in which the present spackling compound is applied to a variety of substrates, including wallboard, plaster and/or wood. Methods for finishing seams in wall construction in which the spackling/joint compound is used for finishing the seams.
A composite structure for a building that includes at least one structural panel and at least one metal corrugated panel, where the at least one structural panel is secured to said at least one metal corrugated panel.
E04B 5/04 - Load-carrying floor structures formed substantially of prefabricated units with beams of concrete or other stone-like material, e.g. asbestos cement
E04B 5/10 - Load-carrying floor structures formed substantially of prefabricated units with metal beams or girders, e.g. with steel lattice girders
63.
COMPOSITE STRUCTURE INCLUDING A STRUCTURAL PANEL AND A METAL SUPPORT
A composite structure for a building that includes at least one structural panel and at least one metal corrugated panel, where the at least one structural panel is secured to said at least one metal corrugated panel.
E04C 2/06 - Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of asbestos cement reinforced
E04B 5/10 - Load-carrying floor structures formed substantially of prefabricated units with metal beams or girders, e.g. with steel lattice girders
E04B 5/04 - Load-carrying floor structures formed substantially of prefabricated units with beams of concrete or other stone-like material, e.g. asbestos cement
E04B 7/22 - Roofs consisting of self-supporting slabs, e.g. able to be loaded the slabs having insulating properties, e.g. being laminated with layers of insulating material
64.
COMPOSITE STRUCTURE INCLUDING A STRUCTURAL PANEL AND A METAL SUPPORT
A composite structure for a building is provided where the composite structure includes at least one structural panel and at least one metal panel, the at least one structural panel being secured to the at least one structural panel.
B32B 3/28 - Layered products essentially comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products essentially having particular features of form characterised by a layer with cavities or internal voids characterised by a layer comprising a deformed thin sheet, e.g. corrugated, crumpled
B32B 7/05 - Interconnection of layers the layers not being connected over the whole surface, e.g. discontinuous connection or patterned connection
B32B 13/06 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material comprising such substances as the main or only constituent of a layer, next to another layer of a specific substance of metal
B32B 15/01 - Layered products essentially comprising metal all layers being exclusively metallic
B32B 15/18 - Layered products essentially comprising metal comprising iron or steel
E04D 3/34 - Roof covering by making use of flat or curved slabs or stiff sheets with special cross-section, e.g. with corrugations on both sides, with ribs, flanges, or the like of specified materials, or of combinations of materials, not covered by any one of groups
E04F 15/06 - Flooring or floor layers composed of a number of similar elements of metal, whether or not in combination with other material
65.
Gypsum composition comprising uncooked starch having mid-range viscosity, and methods and products related thereto
Disclosed are product (e.g., board), slurry, and methods relating to an uncooked starch that can be used to enhance strength in one or more gypsum layers in the board. The uncooked starch has a hot water viscosity of from about 20 BU to about 300 BU according to the HWVA method, and/or a mid-range peak viscosity of from about 120 Brabender Units to about 1000 Brabender Units.
B32B 13/02 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material with fibres or particles embedded in it or bonded with it
C04B 24/38 - Polysaccharides or derivatives thereof
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
E04B 2/72 - Walls of elements of relatively thin form
Disclosed are a composite gypsum board and a method of preparing composite gypsum board. The board contains a set gypsum core sandwiched between two cover sheets. The core is formed from a slurry containing stucco, water, and optional ingredients such as foaming agent, accelerator, retarder, polyphosphate, starch, and dispersant, and core intumescent material. The board also contains at least one skim coat and/or hard edges. A face skim coat layer can be included on one side of the core, facing a face cover sheet. A back skim coat layer can be included on the other side of the core, facing a back cover sheet. Hard edges are known in the art and can be formed, e.g., continuously from a stucco slurry for forming the face and/or back skim coats. Preferably, the back skim coat layer and/or the hard edges are formed from a slurry containing stucco, water, skim coat or edge intumescent material (which have the same desired characteristics), and other optional additives as desired. The skim coat or edge intumescent material can be composed of the same material as the core intumescent material, if desired, but the skim coat and/or edge intumescent material is present in a higher relative concentration in its respective slurry than the amount of core intumescent material in the core slurry. Examples of suitable intumescent materials include expandable vermiculite (e.g., No. 4 or No. 5 according to the US naming system, or combinations thereof), expandable graphite, perlite, or any combination thereof.
B32B 3/10 - Layered products essentially comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products essentially having particular features of form characterised by a discontinuous layer, i.e. apertured or formed of separate pieces of material
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
B28B 1/00 - Producing shaped articles from the material
B28B 19/00 - Machines or methods for applying the material to surfaces to form a permanent layer thereon
B32B 13/08 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material comprising such substances as the main or only constituent of a layer, next to another layer of a specific substance of paper or cardboard
A snap-setting joint compound with reduced calcium sulfate hemihydrate and improved sandability, as well as methods for building wall assemblies and repairing walls with the joint compound.
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
A gypsum board having face and back cover sheets, a board core disposed between the face and back cover sheets, the core having set gypsum formed from a core slurry of water and stucco, a back skim coat layer defining first and second skim coat faces, the back skim coat formed from a back skim coat slurry of water, stucco, and a skim coat intumescent material, the back skim coat disposed in bonding relation to the core, the first face of the skim coat layer facing the back cover sheet, and the second face of the skim coat layer facing the board core, and the gypsum board having a High Temperature Shrinkage (S) of about 10% or less in the z direction when heated to about 1560 °F (850 °C), according to ASTM C1795-15.
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
B32B 13/08 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material comprising such substances as the main or only constituent of a layer, next to another layer of a specific substance of paper or cardboard
69.
SETTING TYPE JOINT COMPOUND COMPOSITIONS WITH REDUCED PLASTER
A snap-setting joint compound with reduced calcium sulfate hemihydrate and improved sandability, as well as methods for building wall assemblies and repairing walls with the joint compound.
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
A gypsum board having face and back cover sheets, a board core disposed between the face and back cover sheets, the core having set gypsum formed from a core slurry of water and stucco, a back skim coat layer defining first and second skim coat faces, the back skim coat formed from a back skim coat slurry of water, stucco, and a skim coat intumescent material, the back skim coat disposed in bonding relation to the core, the first face of the skim coat layer facing the back cover sheet, and the second face of the skim coat layer facing the board core, and the gypsum board having a High Temperature Shrinkage (S) of about 10% or less in the z direction when heated to about 1560 °F (850 °C), according to ASTM C1795-15.
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
E04C 2/04 - Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of asbestos cement
B32B 13/08 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material comprising such substances as the main or only constituent of a layer, next to another layer of a specific substance of paper or cardboard
B32B 13/00 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material
71.
Setting type joint compound compositions with reduced plaster
A snap-setting joint compound with reduced calcium sulfate hemihydrate and improved sandability, as well as methods for building wall assemblies and repairing walls with the joint compound.
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
222). The board and methods improve the bond between the gypsum layer(s) and at least one of the cover sheets (e.g., the back cover sheet). Also provided are methods and systems relating to drying gypsum board.
B32B 3/26 - Layered products essentially comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products essentially having particular features of form characterised by a layer with cavities or internal voids
B32B 5/14 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by a layer differing constitutionally or physically in different parts, e.g. denser near its faces
B32B 5/20 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by features of a layer containing foamed or specifically porous material foamed in situ
B32B 13/08 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material comprising such substances as the main or only constituent of a layer, next to another layer of a specific substance of paper or cardboard
B32B 29/00 - Layered products essentially comprising paper or cardboard
E04C 2/04 - Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of asbestos cement
C04B 24/38 - Polysaccharides or derivatives thereof
73.
APPARATUS AND PROCESS WITH A VIBRATORY ANGLED PLATE AND/OR FIXED HORIZONTAL PLATE FOR FORMING FIBER-REINFORCED CEMENTITIOUS PANELS WITH CONTROLLED THICKNESS
A production line (10) and process including a moving carrier web (14) for transporting the panel, and a device (93) for controlling thickness of a formed, but not yet set, fiber reinforced cementitious panel slurry on the web (14). The thickness control device (93) may include an angled rigid plate (95) for contacting a downstream end (202) of the angled plate (95) with the slurry on the moving carrier web (14) and a mounting stand (97) for mounting the angled rigid plate (95). The thickness control device (93) may include a flat horizontal plate (201) at a fixed height over the moving carrier for contacting the entire lower surface of the horizontal plate (201) with a facer (444) on the slurry on the moving carrier web (14). Or, the thickness control device (93) may include the angled plate (93) and include the horizontal plate (201) that contacts the facer (444).
B28B 1/10 - Producing shaped articles from the material by vibrating or jolting and applying pressure otherwise than by the use of presses
B28B 5/02 - Producing shaped articles from the material in moulds or on moulding surfaces, carried or formed by, in or on conveyors irrespective of the manner of shaping on conveyors of the endless-belt or chain type
B28B 13/02 - Feeding the unshaped material to moulds or apparatus for producing shaped articles
B32B 13/02 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material with fibres or particles embedded in it or bonded with it
74.
COMPOSITE GYPSUM BOARD FORMED FROM HIGH-SALT STUCCO AND RELATED METHODS
Disclosed are a composite gypsum board and a method of preparing gypsum board. The board contains at least one set gypsum layer sandwiched between face and back cover sheets. The set gypsum layer is formed from at least stucco and water. The stucco material generally includes a high salt impurity content, for example, when the stucco is calcined from certain sources of low-quality synthetic gypsum. For example, in some embodiments, the salts are chloride salts, e.g., sodium chloride (NaCl), potassium chloride (KCl), magnesium chloride (MgCl2), and/or calcium chloride (CaCl2). The board and methods improve the bond between the gypsum layer(s) and at least one of the cover sheets (e.g., the back cover sheet). Also provided are methods and systems relating to drying gypsum board.
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
B32B 13/08 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material comprising such substances as the main or only constituent of a layer, next to another layer of a specific substance of paper or cardboard
B32B 43/00 - Operations specially adapted for layered products and not otherwise provided for, e.g. repairing; Apparatus therefor
B32B 38/00 - Ancillary operations in connection with laminating processes
75.
APPARATUS AND PROCESS WITH A VIBRATORY ANGLED PLATE AND/OR FIXED HORIZONTAL PLATE FOR FORMING FIBER-REINFORCED CEMENTITIOUS PANELS WITH CONTROLLED THICKNESS
A production line (10) and process including a moving carrier web (14) for transporting the panel, and a device (93) for controlling thickness of a formed, but not yet set, fiber reinforced cementitious panel slurry on the web (14). The thickness control device (93) may include an angled rigid plate (95) for contacting a downstream end (202) of the angled plate (95) with the slurry on the moving carrier web (14) and a mounting stand (97) for mounting the angled rigid plate (95). The thickness control device (93) may include a flat horizontal plate (201) at a fixed height over the moving carrier for contacting the entire lower surface of the horizontal plate (201) with a facer (444) on the slurry on the moving carrier web (14). Or, the thickness control device (93) may include the angled plate (93) and include the horizontal plate (201) that contacts the facer (444).
B28B 1/10 - Producing shaped articles from the material by vibrating or jolting and applying pressure otherwise than by the use of presses
B28B 1/52 - Producing shaped articles from the material specially adapted for producing articles from mixtures containing fibres
B28B 5/02 - Producing shaped articles from the material in moulds or on moulding surfaces, carried or formed by, in or on conveyors irrespective of the manner of shaping on conveyors of the endless-belt or chain type
B28B 13/02 - Feeding the unshaped material to moulds or apparatus for producing shaped articles
B28B 19/00 - Machines or methods for applying the material to surfaces to form a permanent layer thereon
B28B 23/00 - Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material
B32B 13/02 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material with fibres or particles embedded in it or bonded with it
76.
COMPOSITE GYPSUM BOARD FORMED FROM HIGH-SALT STUCCO AND RELATED METHODS
5007 CA GYP 218 ABSTRACT OF THE DISCLOSURE Disclosed are a composite gypsum board and a method of preparing gypsum board. The board contains at least one set gypsum layer sandwiched between face and back cover sheets. The set gypsum layer is formed from at least stucco and water. The stucco material generally includes a high salt impurity content, for example, when the stucco is calcined from certain sources of low-quality synthetic gypsum. For example, in some embodiments, the salts are chloride salts, e.g., sodium chloride (NaC1), potassium chloride (KC1), magnesium chloride (MgC12), and/or calcium chloride (CaC12). The board and methods improve the bond between the gypsum layer(s) and at least one of the cover sheets (e.g., the back cover sheet). Also provided are methods and systems relating to drying gypsum board. Date Recue/Date Received 2020-06-26
E04C 2/24 - Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of foamed products laminated and composed of materials covered by two or more of groups , ,
B32B 13/00 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material
B32B 37/15 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer being manufactured and immediately laminated before reaching its stable state, e.g. in which a layer is extruded and laminated while in semi-molten state
B32B 41/00 - Arrangements for controlling or monitoring lamination processes; Safety arrangements
E04C 2/34 - Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure composed of two or more spaced sheet-like parts
77.
Apparatus and process with a vibratory angled plate and/or fixed horizontal plate for forming fiber-reinforced cementitious panels with controlled thickness
A production line and process including a moving carrier web for transporting the panel, and a device for controlling thickness of a formed, but not yet set, fiber reinforced cementitious panel slurry on the web. The thickness control device may include an angled rigid plate for contacting a downstream end of the angled plate with the slurry on the moving carrier web and a mounting stand for mounting the angled rigid. The thickness control device may include a flat horizontal plate at a fixed height over the moving carrier for contacting the entire lower surface of the horizontal plate with a facer on the slurry on the moving carrier web. Or, the thickness control device may include the angled plate and include the horizontal plate that contacts the facer.
E04F 13/16 - Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor composed of a plurality of similar covering or lining elements of fibres or chips, e.g. bonded with synthetic resins
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
B28B 1/52 - Producing shaped articles from the material specially adapted for producing articles from mixtures containing fibres
E04C 2/06 - Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of asbestos cement reinforced
78.
SLURRY COMPRISING ACID-MODIFIED FLOUR, GYPSUM BOARD MADE FROM THIS SLURRY AND METHOD TO MAKE THIS GYPSUM BOARD
Disclosed is an acid-modified flour and a method of making the acid- modified flour. The acid-modified flour is desirably prepared using a dry milling process. A starting flour is combined with a strong acid to form a mixture. The mixture is heated. A neutralizer is added to increase the pH of the mixture. If desired, the mixture can be dried and any agglomerates can be removed. The acid-modified flour can be used as a binder in a slurry for preparing one or more gypsum layers in a gypsum board. Claimed is a method of making gypsum board comprising: (a) forming an acid-modified flour (b) adding the acid-modified flour to at least water and stucco to form a slurry; (c) disposing the slurry to form a gypsum board core between a first cover sheet and a second cover sheet to form a wet assembly; (d) cutting the wet assembly into the gypsum board; and (e) drying the gypsum board. Claimed is a slurry comprising water, stucco, and at least one acid- modified flour having a hot water viscosity of from 50 BU to 420 BU, as measured according to the HWVA test.
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
C08B 30/12 - Degraded or non-chemically modified starch; Bleaching of starch
C09J 103/02 - Starch; Degradation products thereof, e.g. dextrin
79.
SLURRY COMPRISING ACID-MODIFIED FLOUR, GYPSUM BOARD MADE FROM THIS SLURRY AND METHOD TO MAKE THIS GYPSUM BOARD
Disclosed is an acid-modified flour and a method of making the acid- modified flour. The acid-modified flour is desirably prepared using a dry milling process. A starting flour is combined with a strong acid to form a mixture. The mixture is heated. A neutralizer is added to increase the pH of the mixture. If desired, the mixture can be dried and any agglomerates can be removed. The acid-modified flour can be used as a binder in a slurry for preparing one or more gypsum layers in a gypsum board. Claimed is a method of making gypsum board comprising: (a) forming an acid-modified flour (b) adding the acid-modified flour to at least water and stucco to form a slurry; (c) disposing the slurry to form a gypsum board core between a first cover sheet and a second cover sheet to form a wet assembly; (d) cutting the wet assembly into the gypsum board; and (e) drying the gypsum board. Claimed is a slurry comprising water, stucco, and at least one acid- modified flour having a hot water viscosity of from 50 BU to 420 BU, as measured according to the HWVA test.
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
C09J 103/02 - Starch; Degradation products thereof, e.g. dextrin
C08B 30/12 - Degraded or non-chemically modified starch; Bleaching of starch
80.
Gypsum board containing high absorption paper and related methods
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
C04B 22/12 - Acids or salts thereof containing halogen in the anion, e.g. calcium chloride
B32B 13/04 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material comprising such substances as the main or only constituent of a layer, next to another layer of a specific substance
B32B 13/08 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material comprising such substances as the main or only constituent of a layer, next to another layer of a specific substance of paper or cardboard
E04C 2/04 - Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of asbestos cement
C04B 111/00 - Function, property or use of the mortars, concrete or artificial stone
81.
Flour binder for gypsum board, and related methods, product, and slurries
Disclosed is an acid-modified flour and a method of making the acid-modified flour. The acid-modified flour is desirably prepared using a dry milling process. A starting flour is combined with a strong acid to form a mixture. The mixture is heated. A neutralizer is added to increase the pH of the mixture. If desired, the mixture can be dried and any agglomerates can be removed. The acid-modified flour can be used as a binder in a slurry for preparing one or more gypsum layers in a gypsum board.
C04B 24/38 - Polysaccharides or derivatives thereof
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
B32B 13/04 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material comprising such substances as the main or only constituent of a layer, next to another layer of a specific substance
B32B 13/08 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material comprising such substances as the main or only constituent of a layer, next to another layer of a specific substance of paper or cardboard
E04C 2/04 - Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of asbestos cement
B32B 37/00 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
C09J 103/02 - Starch; Degradation products thereof, e.g. dextrin
B32B 37/15 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer being manufactured and immediately laminated before reaching its stable state, e.g. in which a layer is extruded and laminated while in semi-molten state
B32B 38/00 - Ancillary operations in connection with laminating processes
C04B 111/00 - Function, property or use of the mortars, concrete or artificial stone
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
83.
GYPSUM BOARD CONTAINING HIGH ABSORPTION PAPER AND RELATED METHODS
4993 CA GYP 3 1 ABSTRACT OF THE DISCLOSURE Disclosed are a composite gypsum board and a method of preparing composite gypsum board. The board contains at least one set gypsum layer sandwiched between two cover sheets. The set gypsum layer is formed from at least stucco and water. The stucco material generally includes a high salt impurity content, for example, when the stucco is calcined from certain sources of low-quality synthetic gypsum. For example, in some embodiments, the salts are chloride salts, e.g., sodium chloride (NaC1), potassium chloride (KC1), magnesium chloride (MgC12), and/or calcium chloride (CaC12). At least one of the cover sheets is composed of high absorption paper, which enhances the bond between the set 1 0 gypsum layer and the cover sheet. Date Recue/Date Received 2020-06-26
B32B 13/08 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material comprising such substances as the main or only constituent of a layer, next to another layer of a specific substance of paper or cardboard
B32B 37/15 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer being manufactured and immediately laminated before reaching its stable state, e.g. in which a layer is extruded and laminated while in semi-molten state
E04C 2/04 - Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of asbestos cement
E04C 2/26 - Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials composed of materials covered by two or more of groups , , , or of materials covered by one of these groups with a material not specified in one of these groups
84.
GYPSUM COMPOSITION COMPRISING UNCOOKED STARCH HAVING MID-RANGE VISCOSITY, AND METHODS AND PRODUCTS RELATED THERETO
Disclosed are product (e.g., panels), slurry, and methods relating to an uncooked starch having a mid-range peak viscosity (i.e., from about 120 Brabender Units to about 900 Brabender Units).
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
C04B 24/38 - Polysaccharides or derivatives thereof
C04B 22/16 - Acids or salts thereof containing phosphorus in the anion, e.g. phosphates
B28B 11/14 - Apparatus or processes for treating or working the shaped articles for dividing shaped articles by cutting
B28B 11/24 - Apparatus or processes for treating or working the shaped articles for curing, setting or hardening
E04C 2/04 - Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of asbestos cement
B28B 17/02 - Conditioning the material prior to shaping
85.
METHOD OF PREPARING GYPSUM WALLBOARD FROM HIGH SALT GYPSUM, AND RELATED PRODUCT
A composite gypsum board and a method of preparing the board. The board contains set gypsum layers sandwiched between two cover sheets. The set gypsum layers are formed from at least stucco and water. The set gypsum layers include a board core and one or more skim coat layers. The set gypsum core makes up a substantial thickness of the total thickness of all the gypsum layers. A first skim coat layer is included on one side of the core, facing a first (face) cover sheet. A second skim coat layer is included on the other side of the core, facing a second (back) cover sheet. At least the second skim layer is formed from a slurry that contains starch. The stucco material generally includes a high salt impurity content, for example, when the stucco is calcined from certain sources of low-quality synthetic gypsum.
B32B 5/14 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by a layer differing constitutionally or physically in different parts, e.g. denser near its faces
B32B 5/20 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by features of a layer containing foamed or specifically porous material foamed in situ
B32B 13/08 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material comprising such substances as the main or only constituent of a layer, next to another layer of a specific substance of paper or cardboard
B32B 29/00 - Layered products essentially comprising paper or cardboard
C04B 24/38 - Polysaccharides or derivatives thereof
E04C 2/04 - Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of asbestos cement
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
A gypsum slurry mixer output canister (10) is provided, including a canister housing (16) having an upper end (18), an opposite lower end (20) and defining a canister interior (22), a cover (26) secured to the upper end (18), a slurry inlet (30) in operational relationship to the upper end (18), a spiral block (46) associated with the upper end (18), and having a helical flow surface (52) depending into the interior (22). A flow distributor (60) is secured to the lower end (20) and is in fluid communication with the interior (22), and a slurry outlet (62) is defined by the lower canister housing end (20).
Disclosed are a composite gypsum board and a method of preparing composite gypsum board. The board contains set gypsum layers sandwiched between two cover sheets. The set gypsum layers are formed from at least stucco and water. The set gypsum layers include a board core and one or more skim coat layers. The set gypsum core makes up a substantial thickness (e.g., at least about 90%, at least about 92%, at least about 95%, or at least about 97%) of the total thickness of all the gypsum layers. A first skim coat layer is included on one side of the core, facing a first (face) cover sheet. A second skim coat layer is included on the other side of the core, facing a second (back) cover sheet. At least the second skim layer is formed from a slurry that contains starch. The stucco material generally includes a high salt impurity content, for example, when the stucco is calcined from certain sources of low-quality synthetic gypsum. For example, in some embodiments, the salts are chloride salts, e.g., sodium chloride (NaCl), potassium chloride (KCl), magnesium chloride (MgCl2), and/or calcium chloride (CaCl2).
B32B 13/04 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material comprising such substances as the main or only constituent of a layer, next to another layer of a specific substance
B32B 9/02 - Layered products essentially comprising a particular substance not covered by groups comprising animal or vegetable substances
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
A gypsum slurry mixer output canister (10) is provided, including a canister housing (16) having an upper end (18), an opposite lower end (20) and defining a canister interior (22), a cover (26) secured to the upper end (18), a slurry inlet (30) in operational relationship to the upper end (18), a spiral block (46) associated with the upper end (18), and having a helical flow surface (52) depending into the interior (22). A flow distributor (60) is secured to the lower end (20) and is in fluid communication with the interior (22), and a slurry outlet (62) is defined by the lower canister housing end (20).
B28C 5/06 - Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions without using driven mechanical means effecting the mixing the mixing being effected by the action of a fluid
B28B 17/02 - Conditioning the material prior to shaping
B01F 3/04 - Mixing, e.g. dispersing, emulsifying, according to the phases to be mixed gases or vapours with liquids
B01F 5/06 - Mixers in which the components are pressed together through slits, orifices, or screens
B28B 19/00 - Machines or methods for applying the material to surfaces to form a permanent layer thereon
89.
METHOD OF PREPARING GYPSUM WALLBOARD FROM HIGH SALT GYPSUM AND RELATED PRODUCT
4977 CA GYP 39 ABSTRACT OF THE DISCLOSURE Disclosed are a composite gypsum board and a method of preparing composite gypsum board. The board contains set gypsum layers sandwiched between two cover sheets. The set gypsum layers are formed from at least stucco and water. The set gypsum layers include a board core and one or more skim coat layers. The set gypsum core makes up a substantial thickness (e.g., at least about 90%, at least about 92%, at least about 95%, or at least about 97%) of the total thickness of all the gypsum layers. A first skim coat layer is included on one side of the core, facing a first (face) cover sheet. A second skim coat layer is included on the other side of the core, facing a second (back) cover sheet. At least the second skim layer is formed from a slurry that contains starch. The stucco material generally includes a high salt impurity content, for example, when the stucco is calcined from certain sources of low-quality synthetic gypsum. For example, in some embodiments, the salts are chloride salts, e.g., sodium chloride (NaC1), potassium chloride (KC1), magnesium chloride (MgC12), and/or calcium chloride (CaC12). Date Recue/Date Received 2020-06-26
B32B 7/10 - Interconnection of layers at least one layer having inter-reactive properties
B32B 13/00 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material
B32B 37/15 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer being manufactured and immediately laminated before reaching its stable state, e.g. in which a layer is extruded and laminated while in semi-molten state
B32B 37/26 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer which influences the bonding during the laminating process, e.g. release layers or pressure equalising layers
E04C 2/24 - Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of foamed products laminated and composed of materials covered by two or more of groups , ,
E04C 2/34 - Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure composed of two or more spaced sheet-like parts
A gypsum slurry mixer output canister is provided, including a canister housing having an upper end, an opposite lower end and defining a canister interior, a cover secured to the upper end, a slurry inlet in operational relationship to the upper end, a spiral block associated with the upper end, and having a helical flow surface depending into the interior. A flow distributor is secured to the lower end and is in fluid communication with the interior, and a slurry outlet is defined by the lower canister housing end.
B01F 5/06 - Mixers in which the components are pressed together through slits, orifices, or screens
B28C 5/12 - Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials
B28C 5/38 - Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions wherein the mixing is effected both by the action of a fluid and by directly-acting driven mechanical means, e.g. stirring means
B01F 25/431 - Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor
B01F 25/4314 - Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor with helical baffles
91.
Lightweight, reduced density fire rated gypsum panels
A reduced weight, reduced density gypsum panel that includes high expansion vermiculite with fire resistance capabilities that are at least comparable to (if not better than) commercial fire rated gypsum panels with a much greater gypsum content, weight and density.
B28B 1/50 - Producing shaped articles from the material specially adapted for producing articles of expanded material, e.g. cellular concrete
C04B 20/06 - Expanding clay, perlite, vermiculite or like granular materials
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
B32B 38/00 - Ancillary operations in connection with laminating processes
B28B 11/12 - Apparatus or processes for treating or working the shaped articles for removing parts of the articles by cutting
B28B 11/24 - Apparatus or processes for treating or working the shaped articles for curing, setting or hardening
B32B 5/16 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by features of a layer formed of particles, e.g. chips, chopped fibres, powder
B32B 9/00 - Layered products essentially comprising a particular substance not covered by groups
E04B 1/94 - Protection against other undesired influences or dangers against fire
E04C 2/04 - Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of asbestos cement
C04B 111/00 - Function, property or use of the mortars, concrete or artificial stone
An impact resistant exterior sheathing gypsum building panel with an integrated impact resistant woven mesh which protects against impact from projectiles such as those conveyed by hurricane force winds is provided. Methods for manufacturing these exterior sheathing gypsum building panels with an integrated impact resistant woven mesh are also provided. An exterior sheathing system employing the exterior sheathing cementitious building panel is provided.
E04C 2/52 - Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure with special adaptations for auxiliary purposes, e.g. serving for locating conduits
B32B 5/02 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by structural features of a layer comprising fibres or filaments
B32B 5/26 - Layered products characterised by the non-homogeneity or physical structure of a layer characterised by the presence of two or more layers which comprise fibres, filaments, granules, or powder, or are foamed or specifically porous one layer being a fibrous or filamentary layer another layer also being fibrous or filamentary
B32B 29/02 - Layered products essentially comprising paper or cardboard next to a fibrous or filamentary layer
B32B 37/15 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer being manufactured and immediately laminated before reaching its stable state, e.g. in which a layer is extruded and laminated while in semi-molten state
E04H 9/14 - Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate against other dangerous influences, e.g. tornadoes, floods
B32B 13/14 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material next to a fibrous or filamentary layer
A device is provided for closing, sealing and conveying corrugated cartons having a top flap and a next adjacent flap, and includes a frame, a moving conveyor belt associated with the frame and defining a track with an inlet end and an outlet end, and a fixed bracket secured to the frame and having a first plurality of linearly aligned rollers defining a first side of the track. A movable bracket is associated with the frame, having a second plurality of linearly aligned rollers defining a second side of the track and being transversely movable relative to the track under operator control.
B65B 51/02 - Applying adhesives or sealing liquids
B65B 57/02 - Automatic control, checking, warning or safety devices responsive to absence, presence, abnormal feed, or misplacement of binding or wrapping material, containers, or packages
B65B 7/20 - Closing semi-rigid or rigid containers or receptacles not deformed by, or not taking-up shape of, contents, e.g. boxes or cartons by folding-down preformed flaps
A device is provided for closing, sealing and conveying corrugated cartons having a top flap and a next adjacent flap, and includes a frame, a moving conveyor belt associated with the frame and defining a track with an inlet end and an outlet end, and a fixed bracket secured to the frame and having a first plurality of linearly aligned rollers defining a first side of the track. A movable bracket is associated with the frame, having a second plurality of linearly aligned rollers defining a second side of the track and being transversely movable relative to the track under operator control.
A joint compound including calcium sulfate hemihydrate and/or at least one filler, wherein a total amount of the at least one filler and/or calcium sulfate hemihydrate is at least about 50 wt% of the joint compound on a dry (water-free) basis, preferably the filler comprises calcium carbonate, calcium sulfate dihydrate, or calcium sulfate anhydrite, or a mixture thereof; binder at up to about 15 wt% of the joint compound on a dry basis; polymer thickener at up to about 3 wt% of the joint compound on a dry basis; plasticizer dedusting agent at about 0.01 to about 3 wt% of the joint compound on a dry (water free) basis; and an additive up to about 10 wt% of the joint compound on a dry basis.
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
C04B 24/04 - Carboxylic acids; Salts, anhydrides or esters thereof
A joint compound including calcium sulfate hemihydrate and/or at least one filler, wherein a total amount of the at least one filler and/or calcium sulfate hemihydrate is at least about 50 wt% of the joint compound on a dry (water-free) basis, preferably the filler comprises calcium carbonate, calcium sulfate dihydrate, or calcium sulfate anhydrite, or a mixture thereof; binder at up to about 15 wt% of the joint compound on a dry basis; polymer thickener at up to about 3 wt% of the joint compound on a dry basis; plasticizer dedusting agent at about 0.01 to about 3 wt% of the joint compound on a dry (water free) basis; and an additive up to about 10 wt% of the joint compound on a dry basis.
C04B 24/04 - Carboxylic acids; Salts, anhydrides or esters thereof
C04B 26/04 - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
A joint compound including calcium sulfate hemihydrate and/or at least one filler, wherein a total amount of the at least one filler and/or calcium sulfate hemihydrate is at least about 50 wt % of the joint compound on a dry (water-free) basis, preferably the filler comprises calcium carbonate, calcium sulfate dihydrate, or calcium sulfate anhydrite, or a mixture thereof; binder at up to about 15 wt % of the joint compound on a dry basis; polymer thickener at up to about 3 wt % of the joint compound on a dry basis; plasticizer dedusting agent at about 0.01 to about 3 wt % of the joint compound on a dry (water free) basis; and an additive up to about 10 wt % of the joint compound on a dry basis.
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
C04B 24/04 - Carboxylic acids; Salts, anhydrides or esters thereof
C04B 24/38 - Polysaccharides or derivatives thereof
98.
SHIPPING CONTAINER NONCOMBUSTIBLE BUILDING FIRE DESIGN
A building member for constructing a multi-level building, where the building member includes a shipping container including a plurality of walls having a top wall, a bottom wall, a front wall, a rear wall and opposing side walls connected together, and a building panel made of a cementitious material attached to at least one of an inner side or an outer side of at least one of the plurality of walls of the shipping container.
E04B 1/348 - Structures composed of units comprising at least considerable parts of two sides of a room, e.g. box-like or cell-like units closed or in skeleton form
B65D 88/12 - Large containers rigid specially adapted for transport
A building member for constructing a multi-level building, where the building member includes a shipping container including a plurality of walls having a top wall, a bottom wall, a front wall, a rear wall and opposing side walls connected together, and a building panel made of a cementitious material attached to at least one of an inner side or an outer side of at least one of the plurality of walls of the shipping container.
E04B 1/348 - Structures composed of units comprising at least considerable parts of two sides of a room, e.g. box-like or cell-like units closed or in skeleton form
E04B 1/94 - Protection against other undesired influences or dangers against fire
100.
GYPSUM WALLBOARD WITH ENHANCED FIRE RESISTANCE, AND RELATED COATINGS AND METHODS
Disclosed are an organic binder-based coating; a composite gypsum board containing face and back cover sheets, an outside surface of the back cover sheet bearing the coating; and a method of preparing composite board where the back cover sheet contains the coating on its outer surface. The coating is formed from a composition comprising an alkaline silicate, a solid filler, and optionally, a borate. An enhancing layer can also be applied to the back cover sheet.
C04B 28/14 - Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
B32B 13/08 - Layered products essentially comprising a water-setting substance, e.g. concrete, plaster, asbestos cement, or like builders' material comprising such substances as the main or only constituent of a layer, next to another layer of a specific substance of paper or cardboard
E04C 2/04 - Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of asbestos cement
C04B 41/50 - Coating or impregnating with inorganic materials
C09D 1/02 - Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances alkali metal silicates