The present invention provides a hot melt adhesive, comprising polyester resins with a Tg below 0°C and frequently combined with polyester resins with a Tg above 50°C that can be applied at 80°C or lower, having excellent impact resistance and broad chemical resistance. The hot melt adhesive of the invention is ideally suited for use in the manufacture of handheld and wearable electronic devices.
C09J 167/00 - Adhesives based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Adhesives based on derivatives of such polymers
Effect pigments based on transparent platy substrates containing a near refractive index layer coating that is near the refractive index of the substrate, thus effectively increasing the thickness of the substrate to produce higher sparkle.
Described herein are solvent-based polyurethane polymers having equal to or greater than 50% bio-based carbon content (%BRC). The solvent-based polyurethanes are prepared using bio-based raw materials, such as bio-based polyols. Lamination inks comprising the polyurethanes described herein have lamination bond strengths as good as or better than currently available non-BRC or low-BRC inks.
C08G 18/12 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
The present invention provides energy curable thixotropic compositions comprising low amounts of 2,2,4-trimethyl-1,3-pentanediol isobutyrate (Texanol); 2,2,4-trimethyl-1,3-pentanediol diisobutyrate (TXIB); or dipropylene glycol butyl ether (DPGBE mixes isomers), or combinations thereof. The addition of the selected solvents in amounts of about 0.5 wt% to 3 wt% reduced the low shear rate viscosity of the energy curable thixotropic compositions.
C09D 11/101 - Inks specially adapted for printing processes involving curing by wave energy or particle radiation, e.g. with UV-curing following the printing
C09D 11/033 - Printing inks characterised by features other than the chemical nature of the binder characterised by the solvent
C09D 11/037 - Printing inks characterised by features other than the chemical nature of the binder characterised by the pigment
5.
UV CURABLE THERMOFORMABLE CONDUCTIVE INK AND DIELECTRIC INK
UV curable inks comprising a polycarbonate resin; acrylated polymers or oligomers having an aromatic or aliphatic polycarbonate backbone, one or more photoinitiators; and one or more adhesion promoters, are provided, which inks can be formulated as conductive inks or dielectric inks. The UV-curable inks are useful in preparing printed electronic and injection-molded structural electronic components and devices. The UV-curable inks exhibit high elongation and thermoformability, and are especially well suited for use in injection molding processes for printed electronics and thermoformed printed electronic applications.
C09D 11/102 - Printing inks based on artificial resins containing macromolecular compounds obtained by reactions other than those only involving unsaturated carbon-to-carbon bonds
C09D 11/101 - Inks specially adapted for printing processes involving curing by wave energy or particle radiation, e.g. with UV-curing following the printing
C09D 11/03 - Printing inks characterised by features other than the chemical nature of the binder
The present application describes a primer formulation which is sugar-free and composed from food safe materials. The primer compositions contain two or more surfactants. The primer compositions do not contain a whitening or opacifying agent, and the primer surface dries as a transparent film. The primer composition forms an excellent receiving layer for edible inks.
The present application describes a method of manufacturing a mixed crystal pigment composition in a one-step process by solvent-salt-kneading. The composition may be a magenta pigment consisting of a mixed crystal of two quinacridones (PV 19 and PR 122) in a physical mixture with at least one diketopyrrolopyrrole.
The present invention provides a powdered or fibrous or granular or pelleted material, and a method for preparing the material, for measuring glucose concentration in a liquid sample. The devices are typically in the form of a chemically treated granular or powdered or fibrous or pelleted material. The granular or powdered or pelleted or fibrous material is treated with a reagent mixture or solution comprising an enzyme or enzymes, or a combination of an enzyme with a pigment or another compound, a chromogen, and neutralizer. The chromogen in the reagent solution changes color when the reagent solution is exposed to glucose.
C12Q 1/24 - Methods of sampling, or inoculating or spreading a sample; Methods of physically isolating an intact microorganism
C12Q 1/54 - Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving glucose or galactose
C12Q 1/28 - Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions involving oxidoreductase involving peroxidase
G01N 21/78 - Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
The present invention provides radiation-curable hybrid ink and coating compositions with high bio renewable content, comprising large amounts of inert hard resin. The radiation hybrid ink and coating compositions have good lithographic properties, low roller swelling, and a low gloss-back effect when overprinted with a UV varnish. The ink and coating compositions are useful for lithographic wet printing.
C09D 11/101 - Inks specially adapted for printing processes involving curing by wave energy or particle radiation, e.g. with UV-curing following the printing
C09D 11/08 - Printing inks based on natural resins
C09D 11/10 - Printing inks based on artificial resins
A method of recycling plastic articles, such as bottles and labels affixed to bottles, that are printed with UV curable inks, wherein the inks and colorants from the inks are removed as solid particles upon treatment with a hot alkaline solution to provide colorless or nearly colorless plastic materials for recycling that are not contaminated by the inks or colorants.
The present invention relates to a method of protecting a metal surface from damage or removal during an alkaline de-metallization process, comprising printing a water- based resist composition onto a metal-coated filmic substrate, thereby protecting the 5 metal surface from damage or removal during the de-metallization process, wherein the water-based resist composition comprises a cationic acid-soluble resin or cationic acid-stabilized resin and water.
The present application describes a compostable cold seal cohesive composition. The present application also describes a packaging structure comprising the compostable coldseal cohesive composition of the invention.
The present invention provides energy-curable ink and coating compositions comprising a combination of methylbenzoylformate (MBF) and zinc oxide (ZnO). The compositions of the invention cure faster and more thoroughly than compositions comprising MBF alone, even though ZnO alone has no curing effect in this timescale. Using a combination of MBF and ZnO enables the amount of total photoinitiators in the compositions to be reduced.
C09D 11/101 - Inks specially adapted for printing processes involving curing by wave energy or particle radiation, e.g. with UV-curing following the printing
C09D 11/03 - Printing inks characterised by features other than the chemical nature of the binder
C09D 11/037 - Printing inks characterised by features other than the chemical nature of the binder characterised by the pigment
The present invention provides a high opacity solvent based white ink or coating composition that provides high levels of opacity to substrates used for packaging materials that are printed via flexography or gravure. The ink or coating composition contains up to 75 wt% titanium dioxide, while still having a viscosity suitable for flexographic and gravure printing methods.
The present invention relates to amine synergists comprising the structure element of a substituted 1,3-propanedione and their use in radiation or energy curing by actinic light. The amine synergists of the present invention are particularly useful for printing and coating materials wherein low migration and/or low odor is required, such as food packaging and other sensitive packaging applications.
The present invention describes a water wipe security intaglio printing ink composition comprising as a principal component bio-renewable iso-alkane vegetable oil-based solvent, which in combination with other constituents produces a mineral oil-free ink with improved sustainability and environmental impact footprint when compared to existing formulations designed for the same application.
The present invention relates to a method of providing a packaged food product comprising printing a substrate with an aqueous printing ink composition, drying said ink composition to provide a printed substrate and packaging a food stuff with said printed substrate, wherein the method excludes printing or applying any layers over the dried ink composition, wherein the ink composition comprises water and polyester resin. The present invention also relates to use of an aqueous printing ink for printing on a substrate, wherein the printed substrate has less than 50 ppb migratable species when heated to temperatures in excess of 150°C, wherein the aqueous ink composition comprises water and polyester resin.
B65D 81/34 - Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents for packaging foodstuffs intended to be cooked or heated within the package
A method of producing a printed structure, comprising the steps of: (i) providing a substrate; (ii) subsequently printing one or more coating layers of direct food contact (DFC)-compliant overprint varnish (OPV) onto a first side of the substrate, wherein the DFC-compliant OPV comprises no more than 2.0% by weight of any colorants relative to the weight of the OPV.
Aqueous print receptive primers comprising a crosslinking agent which are cured at temperatures above 80 ºC after being overprinted via electrographic (toner) or inkjet digital printing processes.
C08G 18/70 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
C08G 18/79 - Nitrogen characterised by the polyisocyanates used, these having groups formed by oligomerisation of isocyanates or isothiocyanates
C08G 18/28 - Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
B42D 15/02 - Postcards; Greeting, menu, business or like cards; Letter cards or letter-sheets
The present invention provides water-based polymeric coatings, which are free of styrene, have enhanced bio-based content, excellent water resistance, grease resistances, and are heat sealable. The coatings are highly suitable for surface treatment of cellulose-based substrates and finished products made therefrom, for example disposable drinking cups.
The present invention provides a method for providing a printed article, comprising printing an aqueous ink composition onto a fibrous substrate and curing the ink, wherein the ink composition comprises a polyurethane dispersion having the properties of (a) ketone or aldehyde groups present at one or more polymer chain ends; (b) a number average molecular weight ≤ 50,000 and; (c) the content of ketone and aldehyde groups is in the range 0.02 to 4.0 mmol g-1, based on the dry polymer weight. The present invention also provides use of said ink composition for printing onto a fibrous substrate.
C09D 11/326 - Pigment inks characterised by the pigment dispersant
D06P 1/52 - General processes of dyeing or printing textiles or general processes of dyeing leather, furs or solid macromolecular substances in any form, classified according to the dyes, pigments or auxiliary substances employed using insoluble pigments or auxiliary substances, e.g. binders using compositions containing synthetic macromolecular substances
D06P 1/54 - Substances with reactive groups together with crosslinking agents
The invention provides an aqueous printing ink composition comprising a polyurethane dispersion, wherein the polyurethane of the polyurethane dispersion comprises the properties of (a) ketone or aldehyde groups present at one or more polymer chain ends; (b) a number average molecular weight ≤ 50,000, more preferably ≤ 25,000 and; (c) the content of ketone and/or aldehyde groups is in the range 0.02 to 4.0 mmol g-1, based on the dry polymer weight.
The present invention provides a water-based black ink, utilizing biochar as the black pigment. The black inks of the invention contain high bio-renewable carbon content (BRC), preferably 100% BRC. The inks exhibit the physical properties required to perform according to the requirements of rotogravure and flexographic printing.
The present invention provides a composition comprising a synergistic combination of at least three dispersant classes, which is used to produce ultra-stable disperse dye dispersions and inks comprising azo-functional colorants.
Method for recycling printed plastic articles without contaminating or staining the recycled plastic with color due the printed ink. The ink is a water-based composition comprising select self-crosslinking acrylate copolymers or polyurethane resins, which inks exhibit good adhesion under conditions of use, but which are readily removed as solid particles when exposed to a hot caustic solution. Due to the inks being removed as solid particles, and not dissolving into the ink, the recycled plastic remains uncontaminated by the ink during recycling.
A metallic pigment preparation that is composed of a metallic pigment, and a passivating agent and a neutralizing agent. The preparation can be provided in a non-dusting form, particularly in the shape of the pellet. The preparation can be easily stirred into aqueous or solvent-based liquid formulations. The preparation can also be used in natural rubber or synthetic latex.
This development pertains to polyurethane resins for producing stable pigment dispersions that are compatible with co-solvents and humectants used in aqueous inkjet inks. Inks with improved flow in printhead and penetration of substrate may be obtained.
C08G 18/10 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
C08G 18/12 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
The present invention provides a recyclable laminate film structure comprising a separation layer coating. The separation layer coating facilitates separation of a selected polymer film during the recycling processing by selecting the polymer of the coating composition to have particular Hansen Solubility Parameters, so that the laminate structure delaminates at the layer of the coating, leaving clean pieces of the selected polymer film. In certain embodiments, the separation layer coating is a barrier coating, such as an oxygen barrier coating.
An electron-beam curable ink or coating for sensitive applications such as food packaging and pharmaceutical packaging. The ink or coating of the invention comprises a high bio-renewable content. A printed article or laminate comprising a cured layer derived from the ink or coating of the invention.
C09D 11/101 - Inks specially adapted for printing processes involving curing by wave energy or particle radiation, e.g. with UV-curing following the printing
C09D 11/08 - Printing inks based on natural resins
Ink and coating compositions, including inkjet inks, comprising a blend of OH-PUDs having hydroxyl values preferably greater than 25, and more preferably greater than 50 mgKOH/g, with PUDs having hydroxyl values of less than 25, and more preferably less than 5 mgKOH/g.
C09D 11/102 - Printing inks based on artificial resins containing macromolecular compounds obtained by reactions other than those only involving unsaturated carbon-to-carbon bonds
C09D 11/38 - Inkjet printing inks characterised by non-macromolecular additives other than solvents, pigments or dyes
The present invention relates to an inkjet ink composition comprising a pigment colourant, a polymeric dispersant, a carbohydrate, water and an organic co-solvent, wherein the polymeric dispersant is selected from a poly(styrene-maleic acid) copolymer, a poly(styrene-maleamic acid) copolymer or a combination thereof.
C09D 11/107 - Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds from unsaturated acids or derivatives thereof
C09D 11/106 - Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
The present invention relates to water-based ink composition comprising one or more polymeric colorant(s) and one or more an acid functional polymer(s) that are suitable for inkjet printing, particularly suitable for inkjet printing of fibrous substrates such as textiles.
The present invention provides an improved method for curing multi-layer constructs of energy curable (EC) inks and coatings with actinic radiation. In the method, one or more layers of EC inks and/or coatings comprising materials that can crosslink or polymerize when exposured to actinic radiation, e.g., monomers, oligomers or polymers, are applied to a substrate, which EC inks and coatings contain little or no photoinitiators. This is followed by applying one or more layers of non-EC inks and/or coatings, which comprise one or more organic peroxides but no readily polymerizable components, over the top of the layers of energy curable inks and/or coatings; and exposing the layers to actinic radiation.
C09D 11/101 - Inks specially adapted for printing processes involving curing by wave energy or particle radiation, e.g. with UV-curing following the printing
The present invention relates to a new class of photoinitiator compositions, which are especially suited for use in low migration packaging materials. The present invention also relates to inks, coatings, varnishes and adhesives made therefrom.
C08J 7/18 - Chemical modification with polymerisable compounds using wave energy or particle radiation
C08L 33/06 - Homopolymers or copolymers of esters of esters containing only carbon, hydrogen, and oxygen, the oxygen atom being present only as part of the carboxyl radical
C09D 167/06 - Unsaturated polyesters having carbon-to-carbon unsaturation
G03F 7/031 - Organic compounds not covered by group
G03F 7/038 - Macromolecular compounds which are rendered insoluble or differentially wettable
A treated zinc pigment that provides cathodic corrosion protection in aqueous zinc-rich coatings is described. The treated zinc pigment shows reduced gas generation in aqueous formulation.
The present invention relates to a method of printing an image on a fibrous substrate by inkjet printing, wherein the method comprises applying a water-based ink composition onto the substrate, wherein the ink composition comprises a carboxylic or sulfonic acid functional co-polymer having an acid number of ≥ 225 mg KOH/g, a pigment, water and at least one organic co-solvent. The present invention also relates to use of said water- based ink composition for printing an image on a fibrous substrate by inkjet printing.
C09D 11/106 - Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
C09D 11/107 - Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds from unsaturated acids or derivatives thereof
C09D 11/326 - Pigment inks characterised by the pigment dispersant
The present invention relates to a printing ink composition comprising a polymer selected from a poly(styrene-maleic acid) co-polymer having an acid number of ≥ 225 mg KOH/g, a poly(styrene-maleamic acid) co-polymer having an acid number of ≥ 225 mg KOH/g or a combination thereof, wherein the co-polymer is a lithium, sodium, potassium, ammonium or quaternary ammonium salt or combinations thereof. The printing ink composition is suitable for directly printing onto non-porous substrates particularly without the need for a chemical primer layer or chemical pre-treatment.
C09D 11/106 - Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
C09D 11/107 - Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds from unsaturated acids or derivatives thereof
C09D 11/326 - Pigment inks characterised by the pigment dispersant
UV-curable ink compositions can be more effectively cured by curing the pigmented ink compositions through two or more exposures to UV rather than a single exposure, where the total UV dose supplied by the multi-exposure approach is the same or less than the dose supplied by the single exposure.
B41M 7/00 - After-treatment of printed works, e.g. heating, irradiating
C09D 11/101 - Inks specially adapted for printing processes involving curing by wave energy or particle radiation, e.g. with UV-curing following the printing
The invention describes the unique finding that UV-curable flexo (and single pass inkjet) ink compositions can be more effectively cured by curing the pigmented ink compositions through two or more exposures to UV rather than a single exposure, where the total UV dose supplied by the multi-exposure approach is the same or less than the dose supplied by the single exposure.
C09D 11/101 - Inks specially adapted for printing processes involving curing by wave energy or particle radiation, e.g. with UV-curing following the printing
B41M 7/00 - After-treatment of printed works, e.g. heating, irradiating
The present invention provides a two part ink or coating system, wherein Part A comprises one or more hydroxyl functional resins, one or more aminoplast crosslinkers, one or more polyester polyols, and one or more solvents; and Part B comprises an acid catalyst. Part A and Part B are combined just prior to application on a substrate. The ink or coating system of the invention is resistant to removal from polyolefin film substrates when subjected to a hot caustic wash. When applied as an overcoat (backing coat) over conventional inks printed on polyolefin film substrates, the ink or coating system of the invention also prevents removal of the conventional inks from the polyolefin substrate when subjected to a hot caustic wash. Advantageously, use of the ink and coating systems of the present invention reduces ink staining and contamination of recycled PET flakes.
C09D 11/103 - Printing inks based on artificial resins containing macromolecular compounds obtained by reactions other than those only involving unsaturated carbon-to-carbon bonds of aldehydes, e.g. phenol-formaldehyde resins
C09D 11/03 - Printing inks characterised by features other than the chemical nature of the binder
C08J 11/00 - Recovery or working-up of waste materials
The present invention provides a method for printing high opacity images or coatings using solvent based inks comprising hollow polymeric microspheres, wherein the inks do not contain titanium dioxide. The International Agency for Research on Cancer (IARC) has classified titanium dioxide as "possibly carcinogenic to humans," The method of the present invention allows one to avoid the use of inks that rely on titanium oxide for high opacity, which has become of importance for articles that come into contact with one's mouth, for example, cigarette tipping papers.
C09D 11/037 - Printing inks characterised by features other than the chemical nature of the binder characterised by the pigment
C09D 11/106 - Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
C09D 11/107 - Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds from unsaturated acids or derivatives thereof
C09D 11/033 - Printing inks characterised by features other than the chemical nature of the binder characterised by the solvent
A24C 5/00 - Making cigarettes; Making tipping materials for, or attaching filters or mouthpieces to, cigars or cigarettes
A24C 5/60 - Final treatment of cigarettes, e.g. marking, printing, branding, decorating
C09D 11/03 - Printing inks characterised by features other than the chemical nature of the binder
C08G 18/00 - Polymeric products of isocyanates or isothiocyanates
C08L 75/00 - Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
C09D 5/00 - Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
C09D 11/10 - Printing inks based on artificial resins
C09D 11/102 - Printing inks based on artificial resins containing macromolecular compounds obtained by reactions other than those only involving unsaturated carbon-to-carbon bonds
C09D 11/106 - Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
Inks for direct food contact with wide colour gamut and good physical resistance properties, and methods for identifying such inks, for printing such inks, and for packaging foodstuffs with materials printed with such inks.
A layered pigment composition comprising a porous mineral substrate and a porous mineral shell is described. Such compositions may be useful in cosmetics, personal care products, printing inks and coatings, and plastics.
The present invention provides energy curable compositions that are curable using UV LED radiation. The compositions comprise vinyl methyl oxazolidinone (VMOX), as well as other components generally found in energy curable inks, such as ethylenically unsaturated monomers (in addition to VMOX), acrylated oligomers, and photoinitiators. The compositions are suitable for high speed flexographic or gravure printing.
C09D 11/101 - Inks specially adapted for printing processes involving curing by wave energy or particle radiation, e.g. with UV-curing following the printing
C09D 11/03 - Printing inks characterised by features other than the chemical nature of the binder
The present provides a fully digital workflow for the designing and production of packaging. A designer creates a package design with a special effect ink digitally, using a computer connected to a color database and a special effect ink database. Advantageously, the present workflow minimizes the complexity of the workflow by using transparent color layers printed over plain special effect additive ink layers to develop the special effect inks to be used on press.
The present invention provides energy curable compositions comprising self-initiating oligomers, amine synergists and Group IV metal chelates. The compositions optionally comprise acrylate monomers having carbonate ester, carbamate, or oxazolidinone groups. The compositions of the present invention exhibit improved cure, and are suitable for packaging, such as food packaging.
C09D 11/101 - Inks specially adapted for printing processes involving curing by wave energy or particle radiation, e.g. with UV-curing following the printing
C09D 11/03 - Printing inks characterised by features other than the chemical nature of the binder
C09D 4/00 - Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond
Disclosed is a method for preparing a printed substrate, which comprises printing an aqueous inkjet dye composition onto a substrate and heat curing the printed dye by heating to a temperature of at least 80°C, wherein the aqueous inkjet dye composition comprises a water-soluble or water-dispersible resin, a functional acid and a functional hydroxyl material, with the condition that the functional hydroxyl material is a dispersion of functional hydroxyl polyurethane. The functional hydroxyl polyurethane dispersion has a hydroxyl value of ≥ 25 mg KOH/g (based on the weight of the dry polymer). Also disclosed are heat-curable aqueous inkjet compositions for use in the method.
C09D 11/10 - Printing inks based on artificial resins
C09D 11/102 - Printing inks based on artificial resins containing macromolecular compounds obtained by reactions other than those only involving unsaturated carbon-to-carbon bonds
C09D 11/106 - Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
C09D 11/38 - Inkjet printing inks characterised by non-macromolecular additives other than solvents, pigments or dyes
50.
ADHESION PROMOTERS FOR UV FLEXOGRAPHIC INKS AND COATINGS
The present invention provides water-based energy curable compositions that exhibit improved printability, adhesion, opacity, and wash-up properties. The compositions comprise one or more inert water-based polyurethane resins and one or more water-based phosphate esters. Addition of the inert polyurethane resins and phosphate esters improves adhesion of the energy curable compositions to a variety of substrates.
C09D 11/101 - Inks specially adapted for printing processes involving curing by wave energy or particle radiation, e.g. with UV-curing following the printing
C09D 11/102 - Printing inks based on artificial resins containing macromolecular compounds obtained by reactions other than those only involving unsaturated carbon-to-carbon bonds
C09D 11/03 - Printing inks characterised by features other than the chemical nature of the binder
C09D 11/033 - Printing inks characterised by features other than the chemical nature of the binder characterised by the solvent
C09D 4/06 - Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond in combination with a macromolecular compound other than an unsaturated polymer of groups
51.
LAMINATION PRIMERS AND INKS FOR AQUEOUS INKJET PRINTING
Digitally printed laminates prepared from an aqueous primer coating composition and an aqueous pigmented inkjet printing ink wherein the primer coating composition comprises: (a) a water-dispersible polymer and a multivalent metal salt; or (b) a water-soluble polymer selected from copolymers comprising vinyl alcohol and vinyl acetate, copolymers comprising vinyl alcohol and vinyl amine, poly(vinyl pyrrolidone), copolymers comprising vinyl pyrrolidone and vinyl acetate, modified celluloses and water-soluble starches; a water-soluble aminated polymer comprising any blend of primary or secondary amines as part of its molecular structure; and a multivalent metal salt; and wherein the aqueous pigmented inkjet printing ink comprises an anionic polymeric dispersion or an anionic solution polymer.
C09D 11/54 - Inks based on two liquids, one liquid being the ink, the other liquid being a reaction solution, a fixer or a treatment solution for the ink
52.
SOLVENT-BASED COMPOSTABLE COLD SEAL RELEASE LACQUER
The present invention provides solvent-based compostable cold seal release lacquers for use in packaging structures. The lacquers of the invention comprise resins, such as polyamide resins, comprising greater than 90% biobased carbon, generally prepared from renewable sources, e.g., plants such as rice. The present invention also provides the use of the inventive compostable lacquers as cold seal release lacquers in cold seal packaging, along with eco-friendly packaging film, etc., and has the potential to make the cold seal packaging fully compostable.
B32B 7/14 - Interconnection of layers using interposed adhesives or interposed materials with bonding properties applied in spaced arrangements, e.g. in stripes
B65D 33/18 - End- or aperture-closing arrangements or devices using adhesive applied to integral parts, e.g. to flaps
C09D 177/00 - Coating compositions based on polyamides obtained by reactions forming a carboxylic amide link in the main chain; Coating compositions based on derivatives of such polymers
C09J 7/40 - Adhesives in the form of films or foils characterised by release liners
Solid pigment dispersions are described which are formulated to a paste consistency during grinding to reduce the pigment particle size and form a dry granular consistency at ambient temperature that is pourable and easy to handle. This allows for stronger, more intense colors and allows for easy integration into a variety cosmetic products. These pigment dispersions are prepared with plant-derived substances, derived from naturally occurring, renewable sources.
The present invention provides novel anionic modified rosin ester resins having a high BRC content, up to 100% BRC. The resins of the present invention are useful as emulsion, dispersion, or solution resins. High BRC content pigment grind vehicles, coatings, and finished inks can be prepared using the resins of the present invention. Advantageously, the finished inks of the present invention have equal to or superior properties compared to current commercially available inks sold as sustainable products, but having little to no BRC content. The present invention represents a significant step towards developing sustainable inks and coatings that are better for the environment.
The present invention provides ink and coating compositions for printing on non-woven substrates or fabrics. Advantageously, the compositions of the invention can be used either as one component (1K) or two component (2K) ink systems. The compositions of the invention exhibit improved properties, such as ink adhesion ratings, as shown by a rub test, compared to commercially available inks designed to be printed on non-woven substrates.
D06P 1/52 - General processes of dyeing or printing textiles or general processes of dyeing leather, furs or solid macromolecular substances in any form, classified according to the dyes, pigments or auxiliary substances employed using insoluble pigments or auxiliary substances, e.g. binders using compositions containing synthetic macromolecular substances
B41M 7/00 - After-treatment of printed works, e.g. heating, irradiating
C09D 11/033 - Printing inks characterised by features other than the chemical nature of the binder characterised by the solvent
C09D 11/10 - Printing inks based on artificial resins
An oxidized zinc pigment has been developed that can be used in a waterborne coating. The zinc metal allows for improved stability in waterborne systems while retaining the level of activity required for an anticorrosive material. This pigment is oxidized enough to prevent corrosion and still be dispersed in the waterborne coating, while still allowing for cathodic and anodic corrosion protection in the coating once applied to a metal surface. This zinc pigment may also be used in a waterborne ink or coating system and also for coated metal articles.
C08K 5/09 - Carboxylic acids; Metal salts thereof; Anhydrides thereof
C09D 11/037 - Printing inks characterised by features other than the chemical nature of the binder characterised by the pigment
C09D 201/00 - Coating compositions based on unspecified macromolecular compounds
B22F 9/04 - Making metallic powder or suspensions thereof; Apparatus or devices specially adapted therefor using physical processes starting from solid material, e.g. by crushing, grinding or milling
C09D 167/08 - Polyesters modified with higher fatty oils or their acids, or with natural resins or resin acids
57.
METHOD OF IMPROVING ACTINIC CURE OF ENERGY CURABLE INKS AND COATINGS
Layers of energy curable inks and coatings containing little to no photoinitiator, are printed over or are covered with ink or coating layers that are not energy curable but do comprise a photoinitiator. All energy curable inks are then simultaneously cured when exposed to actinic radiation that passes through the ink or coating layers that are not energy curable but comprise photoinitiators.
C09D 11/101 - Inks specially adapted for printing processes involving curing by wave energy or particle radiation, e.g. with UV-curing following the printing
B41M 1/00 - Inking and printing with a printer's forme
The present invention provides compositions, such as varnishes, ink vehicles, and finished inks, having high bio-renewable carbon (BRC) content. The compositions comprise protein and colophony.
The present invention relates to a UV-curable inkjet composition comprising ≥ 20% (w/w) of any blend of monofunctional acrylate monomers, ≤ 7.5% (w/w) of any blend of photoinitiators, and one or more acrylated amines.
C09D 11/101 - Inks specially adapted for printing processes involving curing by wave energy or particle radiation, e.g. with UV-curing following the printing
C09D 11/38 - Inkjet printing inks characterised by non-macromolecular additives other than solvents, pigments or dyes
The present invention provides water-based ink and coating compositions comprising greater than 70 wt% natural materials. The ink and coating compositions of the present invention are suitable for printing on feminine care products, baby care products, and other personal care products.
Described herein are ink compositions that will not contaminate recycled plastic materials that come in contact with the inks; labels printed with such inks; and plastic articles having labels printed with such inks; and methods for printing with such inks, and recycled plastic material, such as recycled PET, that has little to no contamination from such inks. For example, during recycling, plastic containers that have been labelled with such inks are subjected to hot caustic wash solutions that cause the ink to separate the labels, When the inks described herein are removed from the label, they form a solid or precipitate, as opposed to dissolving in the hot caustic wash solution. The solid or precipitate is easily separated from the recycled plastic and wash solution, such as by filtration. The separated ink does not contaminate or stain the recycled plastic, or does so to a degree that is tolerable.
The present invention provides self-disabling tamper evident gift cards, and methods for making and using the gift cards. The gift cards comprise a hidden lower level activation code, and an upper level activation code that is visible. The gift cards incorporate one or more features that render either the lower level or upper level, or both, activation codes unreadable once the lower level activation code is revealed. This prevents card activation at a later time after a first instance when the activation code is accessed.
G06K 19/06 - Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
G06K 19/10 - Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code using markings of different kinds in the same record carrier, e.g. one marking being sensed by optical and the other by magnetic means at least one kind of marking being used for authentication, e.g. of credit or identity cards
G06Q 20/34 - Payment architectures, schemes or protocols characterised by the use of specific devices using cards, e.g. integrated circuit [IC] cards or magnetic cards
G07F 7/08 - Mechanisms actuated by objects other than coins to free or to actuate vending, hiring, coin or paper currency dispensing or refunding apparatus by coded identity card or credit card
The present invention provides thermochromic liquid crystal inks and coatings. The ink and coating compositions comprise one or more non-encapsulated cholesteryl materials, one or more resins that are not cholesteryl materials, and one or more solvents. In certain embodiments, a thermochromic effect is observed at about body temperature.
C09D 11/107 - Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds from unsaturated acids or derivatives thereof
C09D 11/033 - Printing inks characterised by features other than the chemical nature of the binder characterised by the solvent
C09D 11/54 - Inks based on two liquids, one liquid being the ink, the other liquid being a reaction solution, a fixer or a treatment solution for the ink
C09K 19/50 - Mixtures of liquid crystal compounds covered by two or more of the preceding groups containing steroidal liquid crystal compounds
B65D 81/34 - Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents for packaging foodstuffs intended to be cooked or heated within the package
The described herein is a method for identifying a best match to a metal deco target color and distributing the best match to interested parties for ongoing validation. The method creates a digital proofing database that matches, for example, PantoneLIVE™ target colors and sets a defined digital inkjet standard to within desired tolerances. Also described is a system that implements the method.
B44D 3/00 - Accessories or implements for use in connection with painting or artistic drawing, not otherwise provided for; Methods or devices for colour determination, selection, or synthesis, e.g. use of colour tables
H04N 1/00 - PICTORIAL COMMUNICATION, e.g. TELEVISION - Details thereof
The present invention provides a coating composition comprising one or more polyamide resins and one or more polyethylenimine (PEI) resins, preferably dissolved in one or more solvents. When used as a primer, the coating composition of the present invention improves adhesion of subsequently printed inks and coatings to the substrate. Advantageously, the coating composition of the present invention used as a primer improves adhesion of inks and coatings to metallized film substrates.
C09D 5/00 - Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
C09D 177/00 - Coating compositions based on polyamides obtained by reactions forming a carboxylic amide link in the main chain; Coating compositions based on derivatives of such polymers
B32B 15/08 - Layered products essentially comprising metal comprising metal as the main or only constituent of a layer, next to another layer of a specific substance of synthetic resin
Described herein are printing inks that are safe for direct contact with food. The inks contain colorants and other substances which comply with regulations governing the amounts of substances determined to be safe in the event one or more of the ink- containing substances were to migrate into foods or beverages, The inks exhibit resistance to removal. Also described are sets of inks. The inks provide wide color gamut.
A chlorine-free, low migration, electron-beam curable composition which is a primer or first-down white ink. Preferably, applied by offset printing, the composition provides good adhesion of electron-beam curable offset inks to substrates, especially plastics. Moreover, the present invention is directed to a chlorine-free, low migration lithographic electron-beam curable primer providing good ink adhesion to corona-treated PET films for flexible packaging.
C09D 11/101 - Inks specially adapted for printing processes involving curing by wave energy or particle radiation, e.g. with UV-curing following the printing
In the present invention, a solvent-based (SB) adhesive for the purpose of closing or sealing the open end of a bag, such as a plastic trash bag, liner or like, is coated to the exterior or interior surface of said bag and creates a neat, tight functional seal to said bag when twist activated.
Described are primer coatings, overprint varnishes, and seaming solution solutions for application to substrates such as those used to make wrap around and sleeve labels, particularly shrink wrap labels, which are used to label containers. The labels can be digitally printed with or without lane priming. With certain seaming solutions, the labels can be removed in the wash stage to enable the recycling of containers.
Aqueous inkjet compositions comprising a composite resin vehicle wherein at least one component of the composite resin vehicle is a polyurethane dispersion (PUD) preferably with a glass transition temperature (Tg) of less than 80°C, and the other component is an acrylic resin dispersion preferably with a Tg of greater than 40°C or a metal oxide nanoparticle dispersion such as colloidal silica with a particle size of less than 100nm.
C09D 11/102 - Printing inks based on artificial resins containing macromolecular compounds obtained by reactions other than those only involving unsaturated carbon-to-carbon bonds
C09D 11/106 - Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
C09D 11/107 - Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds from unsaturated acids or derivatives thereof
The present invention provides water-based primer compositions comprising polyolefin type adhesion promoters. Preferably, the polyolefin type adhesion promoter is a maleated polyolefin type adhesion promoter. The primer compositions improve adhesion of water- based inks and coatings to low-treatment substrates.
C09D 11/107 - Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds from unsaturated acids or derivatives thereof
Described herein are printing ink compositions suitable for printing of microwavable flexible packaging. The printed black ink exhibits low microwave energy absorption, thus minimizing the risk of charring, arcing, ignition, distortion or burning during microwave heating processes. Nitrocellulose resin, a solvent, a polyurethane resin, and a carbon black pigment having at least one of an imaginary permittivity of ≤ 3, preferably ≤ 2, and a surface oxygen content of 1wt% to 3wt%, preferably 1.5wt% to 2.5wt% are among the components of the printing ink compositions. Also described is packaging suitable for exposure to microwave energy upon which the inks have been printed.
UV curable compositions comprising vinyl ether and acrylate compounds and a cationic photo initiator system. The compositions of the invention are particularly useful for the preparation of highly reactive and very low viscosity systems that may be applied via any printing or coating method, although inkjet printing is the preferred method. The inventive compositions can be cured with doses of 100 mJ/cm2or less and deliver highly resistant surfaces.
C09D 11/101 - Inks specially adapted for printing processes involving curing by wave energy or particle radiation, e.g. with UV-curing following the printing
C09D 11/38 - Inkjet printing inks characterised by non-macromolecular additives other than solvents, pigments or dyes
74.
WATER-SOLUBLE OR DISPERSIBLE POLYESTER RESINS MADE FROM TEREPHTHALATE PLASTIC MATERIALS USEFUL AS DISPERSANT RESINS FOR INKS
The present invention provides water-soluble or water-dispersible polyester resins prepared by depolymerizing a terephthalate plastic material in an alcoholysis/glycolysis reaction, and re-polymerizing the product by reacting with a polybasic acid and/or anhydride. The polyester resins of the invention contain 70% to 95% by weight of the terephthalate material, based on the total weight of the composition. The polyester resins of the present invention are useful as dispersants, for example in pigment preparations, and as binders in let-down varnishes, inks, coatings, etc, and as adhesion promoters in aqueous-based inks.
C08J 11/24 - Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material by treatment with organic oxygen-containing compounds containing hydroxyl groups
C08L 67/02 - Polyesters derived from dicarboxylic acids and dihydroxy compounds
Described herein are heat resistant inks and coating compositions that, when coated on a substrate, impart the feel of paper. The inks and coating compositions do not degrade when exposed to temperatures of 120°C or greater.
C09D 177/00 - Coating compositions based on polyamides obtained by reactions forming a carboxylic amide link in the main chain; Coating compositions based on derivatives of such polymers
It has been found that bismuth can be milled into pigment platelets. A metallic pigment comprises bismuth metal and an organic additive. The pigment is platelet shaped. In addition, the platelet shaped pigment comprising bismuth metal can be produced by physical vapor deposition (PVD) methods. In some embodiments, the metallic pigment comprises multiple layers.
The present invention provides water-based coatings that provide liquid resistance when applied to various substrates. In some embodiments, more than one layer of coatings can be applied, using multiple coating stations. The coatings are particularly suitable for cellulosic substrates such as paper or paper board. In addition to liquid resistance, the coatings have good heat sealability, and are resistant to roll blocking. Preferably, the coatings are recyclable and/or repulpable with the substrates to which they are applied. The coating compositions comprise one or more polymer binders, and one or more particles. Preferably, at least one polymer binder has a glass transition temperature (Tg) less than 10°C. Preferably, at least one polymer binder has a heat seal onset temperature of less than 200°C. Preferably, at least one particle has a mean particle size greater than 4 μηι. It is also preferable that the particles have a melting point greater than 60°C.
High chroma glitter pigments combine large particle interference pigments and absorption colorants to bring about a unique look. Unlike traditional glitter pigments, the high chroma glitter pigment does not exploit metallic coatings to achieve the sparkle effect. These high chroma glitter pigments produce optical effects and coloration without the need for incorporating additional pigments which, in turn, is a benefit from both a formulation and cost standpoint. In addition to a sparkle effect, the present invention provides high chroma over both dark and light backgrounds, which has been thus far unrealized in prior art. Materials used in the present invention are ethically sourced, environmentally friendly, free of plastic, free of heavy metals, and regulated for cosmetic applications.
The present invention is drawn to low migration energy-curable compositions comprising epoxy acrylates derived from the reaction of poly(alkylene oxide) containing glycidyl ethers with acrylic acid. The compositions of the invention are particularly useful for the printing or coating of food packaging.
C09D 11/101 - Inks specially adapted for printing processes involving curing by wave energy or particle radiation, e.g. with UV-curing following the printing
80.
ENERGY CURABLE COMPOSITIONS COMPRISING PARTIALLY ACRYLATED POLYOLS
C09D 11/101 - Inks specially adapted for printing processes involving curing by wave energy or particle radiation, e.g. with UV-curing following the printing
A pigment composition comprising one or more filler particles and one or more pigments is useful as a seed coating. The pigment comprises one or more metal oxide coated filler particles. The composition does not comprise any materials that are no suitable for a seed coating. A coated seed is coated with the pigment composition.
A01N 25/26 - Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests in coated particulate form
Described herein are adhesive compositions, and in particular to solventless adhesive compositions, which can be used to construct laminates, such as flexible laminate materials used to construct flexible packaging (among other things). In another aspect, the solventless adhesive materials are essentially monomer and/or catalyst free, making them well suited for use in making laminates for packaged foods, beverages, and other sensitive materials, e.g., materials which should not be contaminated or not contaminated to unacceptable levels. Also described are laminates made with the adhesive compositions. Laminates made with the adhesive compositions exhibit sufficient bond strength to be slit after 4-8 hours after formation and even 4-5 hours after formation.
The present application is drawn to aqueous electron beam curable compositions comprising poly(alkylene oxide) containing substances, and any blend of water-soluble or water-dispersible ethylenically unsaturated monomers, oligomers and polymers.
C09D 11/101 - Inks specially adapted for printing processes involving curing by wave energy or particle radiation, e.g. with UV-curing following the printing
C09D 11/033 - Printing inks characterised by features other than the chemical nature of the binder characterised by the solvent
C09D 11/037 - Printing inks characterised by features other than the chemical nature of the binder characterised by the pigment
Energy curable compositions comprising polyols, and any blend of ethylenically unsaturated monomers and oligomers. The polyols of the invention are essentially free of any ethylenically unsaturated groups. It is preferred that the polyol substances according to the invention have greater than one hydroxy group and preferably have boiling points in excess of 170°C. The compositions of the invention are particularly useful for the printing or coating of food packaging and may be applied via any printing or coating method, although inkjet printing is a preferred method.
C09D 11/101 - Inks specially adapted for printing processes involving curing by wave energy or particle radiation, e.g. with UV-curing following the printing
C09D 11/033 - Printing inks characterised by features other than the chemical nature of the binder characterised by the solvent
C09D 11/037 - Printing inks characterised by features other than the chemical nature of the binder characterised by the pigment
Electron beam curable compositions comprising poly(alkylene oxide) containing substances, and any blend of ethylenically unsaturated monomers and oligomers. The poly(alkylene oxide) components of the said substances may include poly(ethylene glycol)s, poly(propylene glycol)s and higher poly(alkylene oxide)s, as well as poly(alkoxylated) alcohols and amines, and the substances are essentially free of any ethylenically unsaturated groups.
C09D 11/101 - Inks specially adapted for printing processes involving curing by wave energy or particle radiation, e.g. with UV-curing following the printing
C09D 11/033 - Printing inks characterised by features other than the chemical nature of the binder characterised by the solvent
C09D 11/037 - Printing inks characterised by features other than the chemical nature of the binder characterised by the pigment
Electron beam curable compositions comprising polyols, and any blend of ethylenically unsaturated monomers and oligomers. The polyols of the invention are preferably essentially free of any ethylenically unsaturated groups, have greater than one hydroxy group and preferably have boiling points in excess of 170°C.
C09D 11/101 - Inks specially adapted for printing processes involving curing by wave energy or particle radiation, e.g. with UV-curing following the printing
C09D 11/033 - Printing inks characterised by features other than the chemical nature of the binder characterised by the solvent
C09D 11/037 - Printing inks characterised by features other than the chemical nature of the binder characterised by the pigment
The present invention comprises a light emissive display comprising one or more photoluminescent printed waveguides. The waveguides are coated with one or more layers of an overprint varnish. The overprint varnish eliminates surface texture produced by the photoluminescent printing, rendering the waveguides transparent when in the non-energized state.
Described herein are printed laminates. The laminates include a first substrate having an applied layer of an ink or coating composition that includes a self-crosslinking acrylic polymer having has a glass transition temperature of 0°C or greater, a coalescent, and water; a second substrate positioned to configure the applied layer between the first substrate and the second substrate; and an adhesive bonding the first substrate to the second substrate. Also described is a process for making such laminates. In one aspect, the applied layer of ink is a reverse printed layer, in which the applied ink layer is highly compatible with the adhesive with which it comes in contact.
Described herein are inks and coating compositions comprising semiconductor metal oxides and composites thereof, which are natural environmentally sustainable materials that may be recycled and/or reused indefinitely. Semiconductor metal oxides offer an alternative to relatively more toxic, non-sustainable, photo and heat-degrading, migrating traditional photoinitiator agents used in actinic radiation curable compositions. The semiconductor metal oxides and composites thereof absorb visible or UV-light as photocatalysts and/or semiconductors, or absorb electron beam radiation, forming radicals for radical events such as polymerization reactions and color enhancement events.
B05D 3/06 - Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to radiation
C08F 299/02 - Macromolecular compounds obtained by interreacting polymers involving only carbon-to-carbon unsaturated bond reactions, in the absence of non-macromolecular monomers from unsaturated polycondensates
C09D 11/101 - Inks specially adapted for printing processes involving curing by wave energy or particle radiation, e.g. with UV-curing following the printing
The present invention is drawn to UV-curable ink and coating compositions comprising cleavage type photoinitiators and acids. The acids may be inorganic or organic acids, or acids generated by a photoacid generator during UV-cure. Incorporation of the acids into the UV-curable ink and coating compositions results in a reduction of migratable photodecomposition products that are produced by cleavage type photoinitiators during UV-cure. The ink and coating compositions are particularly useful for use in applications that require low migration of low molecular weight materials, such as, for example, food packaging.
C09D 11/101 - Inks specially adapted for printing processes involving curing by wave energy or particle radiation, e.g. with UV-curing following the printing
Described herein are water-based varnishes and inks that include a high renewable carbon content polyamide in an aqueous dispersion and a water-insoluble particulate material. The inks and varnishes exhibit stable viscosity, that is, they are varnishes and inks that exhibit little to no viscosity change over an extended period of time. Further, the inks and varnishes exhibit little to no settling of the insoluble particulate material over an extended period of time. The water-based varnishes include an aqueous polyamide resin dispersion and an additive selected from a water-insoluble particulate material, and the polyamide resin has a renewable carbon content of ≥50wt%.
C09D 177/00 - Coating compositions based on polyamides obtained by reactions forming a carboxylic amide link in the main chain; Coating compositions based on derivatives of such polymers
C09D 193/00 - Coating compositions based on natural resins; Coating compositions based on derivatives thereof
F16C 33/20 - Sliding surface consisting mainly of plastics
A method for printing on a substrate comprises two steps. The first step consists essentially of: applying onto a substrate one or more layers of an energy curable ink and applying one or more layers of a water-based coating over the top of the one or more layers of energy curable ink. The second step comprises the steps of, in any order: a) drying the one or more layers of water-based coating, and b) actinically or electron beam curing simultaneously all the energy curable ink layers.
Described herein is an ink composition resistant to smearing, particularly when used in combination with adhesives, such as those containing polyols, including polyurethane adhesives. The present ink system is heat resistant, that is, it can withstand elevated temperatures, such as baking and cooking temperatures, and thus is suited for printing on food packaging in which the food contents are cooked in the packaging. The composition includes one or more of an elastomeric polyurethane resin, a styrene maleic anhydride copolymer, a polyurethane-polyol resin, and a group IV metal chelating agent.
Described herein are inks and coating compositions curable by exposure to UV energy sources including UV-LED energy sources, which include a polymerizable component selected from an ethylenically unsaturated materials, a photoinitiator component that is one or more photoinitiators, one of which is an acyl phosphine oxide photoinitiator; and a Group IV metal chelating agent. Improved cured is realized for the described inks and coating compositions.
C09D 11/101 - Inks specially adapted for printing processes involving curing by wave energy or particle radiation, e.g. with UV-curing following the printing
22 pigment, polymeric void hollowsphere particles, and one or more organic solvents. The inks and coatings may also include mica-based pigments and aluminum pigments. The high opacity inks and coatings of the invention are suitable for use on packaging wherein a high opacity ink or coating is needed to, for example, hide undesired visual effects, or to protect the packaged goods.
The present invention provides water-based coatings that provide liquid resistance when applied to various substrates. The coatings are particularly suitable for cellulosic substrates such as paper or paper board. In addition to liquid resistance, the coatings have good heat sealability, and are resistant to roll blocking. Preferably, the coatings are recyclable and/or repulpable with the substrates to which they are applied. The coating compositions comprise one or more polymer binders, and one or more particles. Preferably, at least one polymer binder has a glass transition temperature (Tg) less than 10°C. Preferably, at least one polymer binder has a heat seal onset temperature of less than 200°C. Preferably, at least one particle has a mean particle size greater than 4 μm. It is also preferable that the particles have a melting point greater than 60°C.
Described herein is an actinically curable adhesive composition, suitable for sealing flexible packaging, that includes an inert urethane polymer and an ethylenically unsaturated monomer component selected from at least one monofunctional ethylenically unsaturated monomer, at least one multifunctional ethylenically unsaturated monomer, and a combination thereof, wherein the ethylenically unsaturated monomer component disperses the inert urethane polymer. The compositions are suitable for forming flexible packaging materials for foods and other materials, particularly sensitive materials. Also described are flexible packaging materials and a method for preparing an actinically curable adhesive composition.
The present invention provides energy curable ink and coating compositions that comprise polymerizable compounds, photoinitiators, and colorants. The polymerizable compounds comprise one or more polymerizable monomers and/or oligomers, wherein at least a portion is 3-methyl-1,5-pentanediol diacrylate. The inks and coatings of the invention exhibit excellent print properties after UV-LED, standard UV mercury vapor lamp, and electron beam cure.
A black sheet (1) characterized in that a base material sheet (11) and an infrared reflection layer (12) are laminated, and the CIE color values (L*, a*, b*) and the infrared reflectivity R/[%] at a wavelength of 850 nm are within the ranges specified below. 18 ≤ L*≤ 36 – 3 ≤ a*≤ 3 – 3 ≤ b* ≤ 3 12 ≤ R
The present application is drawn to infrared reflective ink formulations, infrared reflective dried coatings prepared from such inks, and IR-reflective substrates and adhesive tapes prepared from such inks and coatings. The inks are suitable for printing by gravure or flexo methods onto polymeric substrates such as PET, paper, or other substrate materials. The coatings are reflective in the near-infrared range. The coatings and tapes are well suited for use in manufacturing methods. The coatings and/or the tapes are ultrathin, on the order of a few micrometers, making them attractive for use in different industrial applications.
patents
