Metal-ligand complexes may comprise a lanthanide metal atom and a ligand having a structure represented by Formula (I) in which R1, R2, R6, and R711414hydrocarbyl; R3and R411414hydrocarbyl, or R3and R4are joined together to form an optionally substituted 6-membered aromatic ring; R5114 in situin situ when producing a polyester by ring-opening polymerization of at least one cyclic ester under suitable polymerization reaction conditions. The metal-ligand complexes may be effective to polymerize cyclic esters containing a 7-membered ring, such as ε-decalactone, which are otherwise difficult to polymerize by ring-opening polymerization.
Compositions, methods, and molded articles including a bimodal molecular weight ethylene/propylene random copolymer comprising a high molecular weight component having a melt flow rate at 230 °C of from about 0.02 g/10 min to about 0.5 g/10 min and a low molecular weight component having a melt flow rate at 230 °C of from about 1 g/10 min to about 10 g/10 min, and an ethylene content of from about 0.40 wt.% to about 0.60 wt.%.
visvis value of about 0.5 to about 0.95, and a foaming agent blended with the branched polypropylene. The foamable compositions may be free of a phenolic stabilizer, such as Vitamin E or a Vitamin E derivative, but may optionally comprise a non-phenolic stabilizer. The foamable compositions may be free of stabilizer in some instances. The branched polypropylenes may be formed by irradiation of a substantially linear polypropylene with ionizing radiation, either in an absence of stabilizer or a non-phenolic stabilizer.
C08J 9/12 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolaires; Leur post-traitement utilisant des gaz de gonflage produits par un agent de gonflage introduit au préalable par un agent physique de gonflage
Compositions, methods, and molded articles including an ethylene/propylene random copolymer composition comprising an ethylene content of from about 0.1 wt.% to about 0.47 wt.%, a molecular weight distribution of from about 5 to about 20, a plaque haze of from about 10% to about 35%, and a flexural modulus of from ab out 250 kpsi to about 350 kpsi.
Ethylene copolymers capable of producing films with excellent optical properties at wavelengths of 280 to 1,100 nm, including moisture resistance, creep resistance, tensile strength, and tear strength. The ethylene copolymers are at least 50 wt% ethylene derived units and at least 20 wt% of at least one C3 to C20 comonomer and have branching indexes g'(Mz) and g'(Mz+1) coupled with tri substituted olefins and reactivity ratios (r1r2) that are significantly different than other ethylene copolymers of similar densities. The ethylene copolymers also have significantly improved processability properties and high volume resistivity (>10 15 Ohm*cm), making these copolymers particularly suitable for PV cell applications.
B32B 27/08 - Produits stratifiés composés essentiellement de résine synthétique comme seul composant ou composant principal d'une couche adjacente à une autre couche d'une substance spécifique d'une résine synthétique d'une sorte différente
C08F 4/6592 - Composant couvert par le groupe contenant une liaison métal de transition-carbone contenant au moins un cycle cyclopentadiényle, condensé ou non, p.ex. un cycle indényle ou fluorényle
C08F 4/659 - Composant couvert par le groupe contenant une liaison métal de transition-carbone
6.
FOAMABLE BRANCHED POLYPROPYLENE COMPOSITIONS AND FOAMED PRODUCTS PRODUCED THEREFROM
C08J 9/12 - Mise en œuvre de substances macromoléculaires pour produire des matériaux ou objets poreux ou alvéolaires; Leur post-traitement utilisant des gaz de gonflage produits par un agent de gonflage introduit au préalable par un agent physique de gonflage
C08F 4/6592 - Composant couvert par le groupe contenant une liaison métal de transition-carbone contenant au moins un cycle cyclopentadiényle, condensé ou non, p.ex. un cycle indényle ou fluorényle
Methods for controlling molecular weight distribution of elastomer compositions and, in particular, an isobutylene-co-param ethylstyrene elastomer compositions, particularly for use in tire compositions such as innerliners. At least first and second isobutyl-co- param ethyl styrene compositions are blended together and the blended isobutyl-co- param ethyl styrene compositions have a blended molecular weight distribution of equal to or greater than about 2.5.
C08L 23/22 - Copolymères de l'isobutylène; Caoutchouc butyl
C08L 23/28 - Compositions contenant des homopolymères ou des copolymères d'hydrocarbures aliphatiques non saturés ne possédant qu'une seule liaison double carbone-carbone; Compositions contenant des dérivés de tels polymères modifiées par post-traitement chimique par réaction avec les halogènes ou des composés contenant des halogènes
8.
SYNTHESIZING ISOBUTYLENE-CO-PARAMETHYLSTYRENE BASED ELASTOMERS WITH BROAD MOLECULAR WEIGHT DISTRIBUTIONS
Methods for preparing isobutylene-co-paramethylstyrene compositions are described herein. For example, one or more methods include treating an isobutylene-co-paramethylstyrene based elastomer with a peroxide initiator at a temperature greater than or equal to 160 °C to chemically induce a thermal breaking along the copolymer backbone of the isobutylene-co-paramethylstyrene based elastomer. The peroxide treatment can produce a modified isobutylene-co-paramethylstyrene based elastomer having a Mw/Mn ratio greater than 2.5.
Methods for controlling molecular weight distribution of elastomer compositions and, in particular isobutylene-based elastomer compositions, particularly for use in tire compositions such as innerliners. A polymerization medium comprising monomers, diluent, and a catalyst system are polymerized in a reactor. Molecular weight distribution is controlled using post-polymerization processing to achieve a Mooney Relaxation Index of greater than about 2.5.
The invention is related to a tire curing bladder that includes a brominated poly(isobutylene-co-paramethylstyrene) elastomer having a Mw/Mn ratio greater than or equal to 2.5 and less than or equal to 10, a mercaptobenzothiazole disulfide, a phenolic resin and a curative agent. The invention also relates to the composition and to a method of making a tire curing bladder.
B29D 30/06 - Pneumatiques ou leurs parties constitutives
B29C 33/50 - Moules ou noyaux; Leurs détails ou accessoires comportant des moyens ou conçus spécialement pour faciliter le démoulage d'objets, p.ex. des objets à contre-dépouille avec des moyens rétractables ou démontables élastiques
C08L 23/22 - Copolymères de l'isobutylène; Caoutchouc butyl
C08L 61/06 - Polymères de condensation obtenus uniquement à partir d'aldéhydes ou de cétones avec des phénols d'aldéhydes avec des phénols
C08L 23/28 - Compositions contenant des homopolymères ou des copolymères d'hydrocarbures aliphatiques non saturés ne possédant qu'une seule liaison double carbone-carbone; Compositions contenant des dérivés de tels polymères modifiées par post-traitement chimique par réaction avec les halogènes ou des composés contenant des halogènes
388 alpha-olefin comonomer units. The polyethylene copolymer has a density of 0.934 g/cm3to 0.945 g/cm3wnn) of 2 to 8, and a melt index ratio (MIR) within the range from 30 to 75, wherein MIR is the ratio of high load melt index (HLMI, ASTM DI 238 at 190 °C, 21.6 kg) to melt index (MI, ASTM DI 238 at 190°C, 2.16 kg).
This disclosure relates generally to a polyolefin vitrimer with reversible borate moiety, to a process for preparing the polyolefin vitrimer and to a polymer composition comprising polyolefin vitrimer with reversible borate moiety.
C08G 59/40 - Macromolécules obtenues par polymérisation à partir de composés contenant plusieurs groupes époxyde par molécule en utilisant des agents de durcissement ou des catalyseurs qui réagissent avec les groupes époxyde caractérisées par les agents de durcissement utilisés
Systems and methods are provided for chemical recycling of artificial turf, including, in one embodiment, a method comprising: providing a turf feed comprising a sized carpet composition; and cracking at least the turf feed to produce at least a cracking product comprising hydrocarbons.
C10G 1/10 - Production de mélanges liquides d'hydrocarbures à partir de schiste bitumineux, de sable pétrolifère ou de matières carbonées solides non fusibles ou similaires, p.ex. bois, charbon à partir de caoutchouc ou de déchets de caoutchouc
C10B 53/07 - Distillation destructive spécialement conçue pour des matières premières solides particulières ou sous forme spéciale de matières polymères synthétiques, p.ex. pneumatiques
C10B 55/10 - Cokéfaction des huiles minérales, bitumes, goudrons ou analogues, ou de leurs mélanges, avec des matières carbonées solides avec des matières solides avec des matières solides en mouvement sous forme dispersée selon la technique du "lit fluidisé"
C10B 57/04 - Autres procédés de carbonisation ou de cokéfaction; Caractéristiques générales des procédés de distillation destructive utilisant des charges de composition spéciale
Systems and methods are provided for recycling of plastic waste in crackers, including, in one embodiment, thermally cracking at least a plastic waste feed and a cracking feedstock to produce at least a cracking product comprising hydrocarbons, wherein the cracking feedstock comprises a T10 distillation point of 343°C or higher; measuring a contaminant concentration; and adjusting the plastic waste feed in response to the contaminant concentration.
C10B 53/07 - Distillation destructive spécialement conçue pour des matières premières solides particulières ou sous forme spéciale de matières polymères synthétiques, p.ex. pneumatiques
C10B 55/02 - Cokéfaction des huiles minérales, bitumes, goudrons ou analogues, ou de leurs mélanges, avec des matières carbonées solides avec des matières solides
C10B 55/10 - Cokéfaction des huiles minérales, bitumes, goudrons ou analogues, ou de leurs mélanges, avec des matières carbonées solides avec des matières solides avec des matières solides en mouvement sous forme dispersée selon la technique du "lit fluidisé"
C10G 1/10 - Production de mélanges liquides d'hydrocarbures à partir de schiste bitumineux, de sable pétrolifère ou de matières carbonées solides non fusibles ou similaires, p.ex. bois, charbon à partir de caoutchouc ou de déchets de caoutchouc
16.
POLYETHYLENE COMPOSITIONS AND FILMS MADE THEREFROM
A polyethylene copolymer useful in producing blown films may include: ethylene units; and 0.1 mol% to 15 wt% of C3-C18 alpha-olefin comonomer units, the polyethylene copolymer having: a density of 0.900 g/cm3 to 0.915 g/cm3, a melt index (MI, determined per ASTM D1238-20 at 190°C and 2.16 kg loading) (12) of 0.5 g/10 min to 1.5 g/10 min, a melt index ratio of 15 to 40, a cross-fractional chromatography (CFC) central cross moment covariance of less than -500K(kg/mol), a CFC correlation of -0.3 or less, a CFC equal halves Twl-Tw2 of -30°C or less and Mwl/Mw2 of 2 or greater, and a temperature rising elution fraction (TREF) T75-T25 30°C to 36°C.
The present disclosure generally relates to methods of pelletizing polymer solids. In at least one embodiment, a process for preparing a polymer pellet or a polymer briquette includes introducing a monomer, a catalyst, and a diluent into a reactor under polymerization conditions to form a granular polymer. The method includes introducing the polymer to a finishing device selected from the group consisting of a pellet mill, a rolling mill, a briquetter, or a combination thereof to form the polymer pellet or the polymer briquette without fully melting the granular polymer.
B29B 9/12 - Fabrication de granulés caractérisés par la structure ou la composition
B29C 39/00 - Moulage par coulée, c. à d. en introduisant la matière à mouler dans un moule ou entre des surfaces enveloppantes sans pression significative de moulage; Appareils à cet effet
18.
POLYOLEFIN ELASTOMER VITRIMER PREPARED WITH MULTI-FUNCTIONAL BORON-ESTER CROSSLINKERS
This disclosure relates generally to polyolefin elastomer vitrimer prepared with multi-functional boron-ester crosslinkers, to a process for preparing the polyolefin elastomer vitrimer and to a process for preparing the multi-functional boron-ester crosslinkers.
Methods for detecting incipient sheeting in a polyolefin gas phase reactor. The method can include flowing one or more monomer gases through a first tubular protruding through a reactor wall, flowing one or more monomer gases through a second tubular protruding through the reactor wall, wherein the first tubular is located within the second tubular, and measuring a pressure differential of the monomer gases flowing through the first and second tubulars. Based on the measured pressure differential, incipient sheeting within the reactor can be detected and one or more redial measures can be employed to control or reverse the sheeting.
B01J 8/18 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solides; Appareillage pour de tels procédés les particules étant fluidisées
B01J 8/06 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solides; Appareillage pour de tels procédés avec des particules immobiles, p.ex. dans des lits fixes les particules solides étant disposées dans des tubes
B01J 8/00 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solides; Appareillage pour de tels procédés
20.
SPECTROSCOPIC CHARACTERIZATION METHODS FOR SUPPORTED MULTI-COMPONENT CATALYST
A variety of methods are disclosed, including, in one embodiment, preparing a slurry catalyst mixture comprising a multi-modal catalyst and a carrier fluid, wherein the multi-modal catalyst comprises a first activated catalyst and a second activated catalyst; introducing the slurry catalyst mixture into a sample chamber; illuminating the slurry catalyst mixture in the sample chamber with light generated from a light source; capturing a spectrum of the slurry catalyst mixture using a detector, wherein the spectrum comprises at least one spectrum selected from the group consisting of UV-Vis spectrum, emission spectrum, and combinations thereof; and determining a calculated ratio of an amount of the first activated catalyst and an amount of the second activated catalyst in the multi-modal catalyst from the spectrum of the slurry catalyst mixture by fitting the spectrum of the slurry catalyst mixture to a single component spectrum of the first activated catalyst and a single component spectrum of the second activated catalyst, using spectral deconvolution.
G01N 21/31 - Couleur; Propriétés spectrales, c. à d. comparaison de l'effet du matériau sur la lumière pour plusieurs longueurs d'ondes ou plusieurs bandes de longueurs d'ondes différentes en recherchant l'effet relatif du matériau pour les longueurs d'ondes caractéristiques d'éléments ou de molécules spécifiques, p.ex. spectrométrie d'absorption atomique
Di-aryl silane bridged metallocene catalysts, methods for making and propylene (co)polymers made therefrom. The resulting silane bridged metallocene catalysts are very active in polymerization of olefins, especially ethylene and propylene. The di-aryl silane bridged metallocene ccaann be synthesized by substituting a dichloro cyclopentadienyl fragment with indenyl lithium. Direct lithitation / substitution with aryl or alkyl lithium reagents provides a di-lithiated ligand that undergoes metalation with a Group IV metal precursor.
Polymer compositions can include a first polymer component containing polypropylene; a second polymer component containing a high molecular weight copolymer having a weight average molecular weight of greater than about 1 MDa; wherein the polymer composition has a peak extensional viscosity (non-annealed) at a strain rate of 1/sec (190°C) of greater than 55 kPa·s. Methods can include include preparing a polypropylene composition by a multistage polymerization including a first stage generating a propylene polymer, and a second stage generating a high molecular weight copolymer having a weight average molecular weight of greater than about 1 MDa; wherein the polymer composition has a peak extensional viscosity (non-annealed) at a strain rate of 1/sec (190°C) of greater than 55 kPa·s.
The present disclosure relates to a process for producing a polymer, in particular a purged polymer, including manufacturing a polymer in a polymerization reactor in the presence of a catalyst at a first temperature, wherein the catalyst has a maximum catalyst capability dependent on temperature, and wherein the polymer has a tackiness limit dependent on temperature; discharging the polymer from the polymerization reactor into a first process vessel; at least partially removing undesirable compounds including volatile organic compounds and/or residual polymerization reactants from the polymer and/or odorous compounds, and optionally contacting the polymer with a flow of purge gas in the first process vessel; transferring the polymer from the first process vessel to a second process vessel; contacting the polymer in the second process vessel with a flow of purge gas; and recovering a polymer product comprising the polymer from which undesirable compounds have been purged.
Polyolefin elastomeric ionomers and methods related thereto and, more particularly, to propylene- based elastomeric ionomers and methods of production and use related thereto. The polyolefin elastomeric ionomers include at least a polyolefin component and metal-based neutralization agent component. The polyolefin elastomeric ionomers can exhibit improved elasticity at body temperature or at higher temperatures.
C01B 39/02 - Zéolites aluminosilicates cristallines; Leurs composés isomorphes; Leur préparation directe; Leur préparation à partir d'un mélange réactionnel contenant une zéolite cristalline d'un autre type, ou à partir de réactants préformés; Leur post-traitement
B01J 29/70 - Zéolites aluminosilicates cristallines; Leurs composés isomorphes de types caractérisés par leur structure spécifique non prévus dans les groupes
Processes for calcining a catalyst. The process can include subjecting a synthesized catalyst that includes Pt disposed on a support to an initial calcination that includes exposing the catalyst to a. first reducing gas or a. first oxidizing gas to produce an initial calcined catalyst. The process can optionally include subjecting the initial calcined, catalyst to a cycle calcination that includes exposing the initial calcined catalyst to a second reducing gas and a second oxidizing, gas to produce a cycle calcined catalyst. The process can optionally include subjecting the initial or the cycle calcined catalyst to a. final calcination that includes exposing the initial or the cycle calcined catalyst to a third reducing gas or a third oxidizing gas. At least one of the cycle and the final calcination can be carried out. A calcined catalyst can be obtained at the end of the cycle or the final calcination.
Provided herein are novel catalyst complexes useful in ring-opening polymerization of lactones particularly β-lactones. The catalyst complexes have a structural formula that includes a ligand and metal precursor of zinc and aluminum. The catalyst complexes avoid using expensive and toxic chemicals, and provide the ability to operate the polymerization process above room temperature or 20°C.
The present disclosure provides methods for preparing a catalyst system comprising contacting in an organic solvent at a temperature of from less than -6°C to -60°C at least one support material having absorbed water and trimethylaluminum (TMA) to form a supported MAO (catalyst precursor) in-situ and contacting the supported MAO with at least one catalyst precursor compound having a Group (3) through Group (12) metal atom or lanthanide metal atom, wherein the TMA to water ratio and the in-situ sMAO formation temperature are so controlled that the supemate after the in-situ supported MAO formation with optional heating or after the finished catalyst formation contains no NMR detectable TMA or no more than 500ppm TMA.
Metal-ligand complexes may comprise a transition metal atom or a lanthanide metal atom and a ligand having a structure represented by Formula 1: in which R1, R2, R5, and R611414 hydrocarbyl; R3and R411414 hydrocarbyl, or R3and R4are joined together to form an optionally substituted 6-membered aromatic ring; R511031063030 aryl, a heteroaryl group, or CN, provided that R531063030 aryl, a heteroaryl group, or CN if the transition metal atom is Ti or Zr and R3and R4are joined together to form an optionally substituted 6-membered aromatic ring, or if the transition metal atom is Ti or Zr and R1-R4 are all H; and Z is a bridging atom. Catalyst systems may comprise at least one activator and one or more metal-ligand complexes.
Processes and systems for fractionating a pyrolysis effluent. The effluent can be separated into a first liquid and a first vapor within a flash zone of a primary' fractionator. A pyrolysis tar can be recovered from the flash zone. The first vapor can flow into a quench zone and can be contacted with a first quench medium to produce a. second liquid and a second vapor. A pyrolysis quench oil can be recovered from the quench zone. The second vapor can flow into a fractionation zone and can be contacted with a second quench medium. A pyrolysis gas oil and a process gas can be recovered from the fractionation zone. Heat can be indirectly transferred from the pyrolysis quench oil to a heat transfer medium to produce a cooled pyrolysis quench oil. The first quench medium can include at least a portion of the cooled pyrolysis quench oil.
C10G 9/36 - Craquage thermique non catalytique, en l'absence d'hydrogène, des huiles d'hydrocarbures par contact direct avec des fluides inertes préchauffés, p.ex. avec des métaux ou sels fondus avec des gaz ou vapeurs chauds
C10G 9/00 - Craquage thermique non catalytique, en l'absence d'hydrogène, des huiles d'hydrocarbures
31.
MACHINE DIRECTION ORIENTED POLYETHYLENE FILMS FOR LABELS AND RELATED METHODS
Machine direction oriented polyethylene films may be useful as the face stock material of labels. Anonlimiting oriented film may include: a first layer comprising a long chain branched metallocenelinear low density polyethylene (LCB-mLLDPE); a second layer comprising a high densitypolyethylene; a third layer comprising 0 wt% to about 90 wt% of a metallocene linear low densitypolyethylene (mLLDPE) and about 10 wt% to 100 wt% of an ethylene-based elastomer and/or apropylene-based elastomer, wherein the third layer does not form a surface of the oriented film;wherein the oriented film has a polyethylene content of about 90 wt% or greater; and wherein theoriented film has a uniaxial, machine orientation.
B29C 48/00 - Moulage par extrusion, c. à d. en exprimant la matière à mouler dans une matrice ou une filière qui lui donne la forme désirée; Appareils à cet effet
B29C 48/10 - Objets dont la section transversale comporte des cavités partiellement ou entièrement fermées, p.ex. tuyaux ou canaux flexibles, p.ex. pellicules flexibles soufflées
B29C 48/21 - Articles comprenant au moins deux composants, p.ex. couches coextrudées les composants étant des couches les couches étant jointes à leurs surfaces
B29C 55/00 - Façonnage par étirage, p.ex. étirage à travers une matrice; Appareils à cet effet
B29C 55/28 - Façonnage par étirage, p.ex. étirage à travers une matrice; Appareils à cet effet de pellicules tubulaires soufflées, p.ex. par gonflage
B32B 27/08 - Produits stratifiés composés essentiellement de résine synthétique comme seul composant ou composant principal d'une couche adjacente à une autre couche d'une substance spécifique d'une résine synthétique d'une sorte différente
B32B 27/32 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyoléfines
32.
PRODUCTION OF P-XYLENE BY LIQUID-PHASE ISOMERIZATION AND SEPARATION THEREOF
A feed mixture comprising one or more xylene isomers may be separated in a p-xylene recovery unit using simulated moving bed. chromatography with toluene as a desorbent to obtain a product stream rich in p-xylene and a raffinate stream lean in p-xylene. Optionally, an intermediate stream may be obtained as well. At least a portion of the raffinate stream or an isomerized raffinate stream may be separated in a distillation column to produce an overhead, stream comprising toluene, which may be fed to the p-xylene recovery unit as at least a portion of the desorbent. If present, the intermediate stream may be isomerized under liquid-phase isomerization conditions and fed to the p-xylene recovery unit. At least a portion of the raffinate stream or one or more lower streams obtained from the distillation column may be isomerized under liquid-phase isomerization conditions and fed to the p-xylene recovery unit.
C07C 7/04 - Purification, séparation ou stabilisation d'hydrocarbures; Emploi d'additifs par distillation
B01D 15/18 - Adsorption sélective, p.ex. chromatographie caractérisée par des caractéristiques de structure ou de fonctionnement relatives aux différents types d'écoulement
C07C 7/12 - Purification, séparation ou stabilisation d'hydrocarbures; Emploi d'additifs par adsorption, c. à d. purification ou séparation d'hydrocarbures à l'aide de solides, p.ex. à l'aide d'échangeurs d'ions
33.
POLYETHYLENE COMPOSITIONS AND RELATED BICOMPONENT FIBERS, NONWOVEN FABRICS, AND METHODS
A polyethylene copolymer may comprise about 90 wt% to about 99.99 wt% ethylene and about 0.01 wt% to about 10 wt% an alpha-olefin that is not ethylene, wherein the polyethylene has: a density of about 0.930 g/cm3to about 0.955 g/cm3, a melt flow index (2.16 kg at 190°C) of about 10 g/10 min to about 50 g/10 min, a melt flow index ratio (MIR) of about 15 to about 25, a weight average molecular weight to number average molecular weight ratio (Mw/Mn) of about 2 to about 4, a wt% of TREF elution at 90°C and less of about 10 wt% to about 80 wt%, and a wt% of TREF elution at 95°C and greater of about 3 wt% or more. Said polyethylene may be especially well-suited for making bicomponent fibers, which may be useful producing in nonwoven fabrics.
C08F 210/16 - Copolymères de l'éthylène avec des alpha-alcènes, p.ex. caoutchoucs EP
B32B 5/02 - Produits stratifiés caractérisés par l'hétérogénéité ou la structure physique d'une des couches caractérisés par les caractéristiques de structure d'une couche comprenant des fibres ou des filaments
C08F 4/659 - Composant couvert par le groupe contenant une liaison métal de transition-carbone
D01D 5/34 - Structure "âme-gaine"; Ensembles de filage à cet effet
D01F 8/06 - Filaments, ou similaires, faits par l’homme, conjugués, c. à d. à plusieurs composants; Leur fabrication à partir de polymères synthétiques avec au moins une polyoléfine comme constituant
34.
ETHYLENE-BASED POLYMERS, ARTICLES MADE THEREFROM, AND PROCESSES FOR MAKING SAME
31822) of 0. 1 g/10 min to 10 g/10 min, a density of 0.890 g/cm3to 0.910 g/cm3752525 value, as measured by TREF, of 16.5°C to 21°C, a complex viscosity measured at a shear rate of 10 rad/s of 5,700 Pa·s to 8,700 Pa·s, and a complex viscosity measured at a shear rate of 0.1 rad/s of 11,100 Pa·s to 14,100 Pa·s.
A feed mixture comprising one or more xylene isomers and C9+ aromatic hydrocarbons may be separated in a first distillation column to obtain a first overhead stream comprising m-xylene and/or p-xylene and a first bottoms stream comprising o-xylene and C9+ aromatic hydrocarbons. The first bottoms stream may be optionally isomerized through liquid-phase isomerization and fed to a. second distillation column to obtain a second overhead stream comprising at least o-xylene and a second bottoms stream comprising C9+ aromatic hydrocarbons. The second overhead stream may be optionally isomerized through liquid-phase isomerization. Liquid-phase isomerization may occur upon at least one of the first bottoms stream, the second overhead stream, an optional side stream obtained from the first or second distillation columns, or within the first or second distillation columns, such that the second overhead stream or an isomerized second overhead stream is rich in p-xylene.
B01D 15/18 - Adsorption sélective, p.ex. chromatographie caractérisée par des caractéristiques de structure ou de fonctionnement relatives aux différents types d'écoulement
C07C 7/04 - Purification, séparation ou stabilisation d'hydrocarbures; Emploi d'additifs par distillation
36.
PRODUCING COPOLYMERS OF ELEMENTAL SULFUR AND COMONOMERS RECOVERED FROM POST-CONSUMER POLYMER STREAM
A method of producing a sulfur copolymer may include introducing at least elemental sulfur into a screw extruder; mixing the elemental sulfur and a reactive monomer in a mixing zone in the screw extmder; and reacting the elemental sulfur and the reactive monomer to form a sulfur copolymer comprising sulfur and the reactive monomer.
C08G 75/00 - Composés macromoléculaires obtenus par des réactions créant dans la chaîne principale de la macromolécule une liaison contenant du soufre, avec ou sans azote, oxygène ou carbone
C08L 81/00 - Compositions contenant des composés macromoléculaires obtenus par des réactions créant dans la chaîne principale de la macromolécule une liaison contenant uniquement du soufre, avec ou sans azote, oxygène ou carbone; Compositions contenant des polysulfones; Compositions contenant des dérivés de tels polymères
C08F 210/18 - Copolymères de l'éthylène avec des alpha-alcènes, p.ex. caoutchoucs EP avec des diènes non conjugués, p.ex. caoutchoucs EPT
Provided are polyethylene copolymers with an improved balance of melt strength and processability and methods for making such polyethylene copolymers. In some embodiments, the polyethylene copolymers include from 9 to 11 weight percent of at least one comonomer having 4 to 8 carbon atoms, and have a density in the range of from 0.908 to 0.916 g/cm32212222 is provided in g/10 min. In some embodiments, the polyethylene copolymer is produced in a dry mode gas phase process using a metallocene catalyst.
A variety of systems and methods are disclosed, including, in one embodiment, a method of needle coke production. The method includes hydro-processing a hydrocarbon liquid by contacting the hydrocarbon liquid with at least one hydro-processing catalyst in one or more hydro-processing stages to form a hydro-processed product, wherein the hydro-processing of the hydrocarbon liquid in at least one of the one or more hydro-processing stages is performed in the presence of a utility fluid. The hydrocarbon liquid includes an initial boiling point at atmospheric pressure of about 200°C or greater in accordance with ASTM 7500. The hydrocarbon liquid includes an aromatic content of about 50 wt.% or greater. The method further includes coking at least a portion of the hydro-processed product to form a coker effluent and coke, wherein the coke comprises needle coke.
C10B 55/00 - Cokéfaction des huiles minérales, bitumes, goudrons ou analogues, ou de leurs mélanges, avec des matières carbonées solides
C10B 57/04 - Autres procédés de carbonisation ou de cokéfaction; Caractéristiques générales des procédés de distillation destructive utilisant des charges de composition spéciale
C10G 9/00 - Craquage thermique non catalytique, en l'absence d'hydrogène, des huiles d'hydrocarbures
C10G 45/04 - Raffinage des huiles d'hydrocarbures au moyen d'hydrogène ou de composés donneurs d'hydrogène pour éliminer des hétéro-atomes sans modifier le squelette de l'hydrocarbure mis en œuvre et sans craquage en hydrocarbures à point d'ébullition inférieur; Hydrofinissage caractérisé par le catalyseur utilisé
C10G 49/02 - Traitement des huiles d'hydrocarbures, en présence d'hydrogène ou de composés donneurs d'hydrogène, non prévu dans un seul des groupes , , , ou caractérisé par le catalyseur utilisé
C10G 69/06 - Traitement des huiles d'hydrocarbures par au moins un procédé d'hydrotraitement et au moins un autre procédé de conversion uniquement par plusieurs étapes en série comprenant au moins une étape de craquage thermique en l'absence d'hydrogène
39.
SUBSTITUTED PYRIDINE-2,6-BIS(PHENYLENEPHENOLATE) COMPLEXES WITH ENHANCED SOLUBILITY THAT ARE USEFUL AS CATALYST COMPONENTS FOR OLEFIN POLYMERIZATION
Exemplary embodiments of the present technological advancement include pyridine -2,6-bis(phenylenephenolate) complexes that are useful as catalyst components for olefin polymerization and have improved solubility in non-aromatic hydrocarbons (e.g., isohexane). The improved solubility of these complexes was accomplished by the modification of the ligand framework at a specific position that led to improved solubility, but did not adversely affect the performance of the complex when used as a catalyst for olefin polymerizations.
Exemplary embodiments of the present technological advancement include pyridine -2,6-bis(phenylenephenolate) complexes that are useful as catalyst components for olefin polymerization and have enhanced solubility in non-aromatic hydrocarbons (e.g., isohexane). The improved solubility of these complexes was accomplished by the modification of the leaving group which generally leads to improved solubility, without adversely affecting the performance of the complex when used as a catalyst for olefin polymerizations.
Systems and methods are provided for co-processing plastic waste in a coker as part of an integrated refinery environment that produces kerosene, jet fuel, and/or jet fuel blending components as a product. The co-processing can be performed in a fluidized coker, a delayed coker, or a combination of fluidized cokers and delayed cokers. After coking, hydroprocessing can be performed on one or more portions of the coker effluent that contribute to formation of the kerosenejet fuel, and/or jet fuel blending component product(s). The hydroprocessing can be used to reduce or minimize the presence of unexpected nitrogen contaminants in the resulting kerosene, jet fuel, and/or jet fuel blending component product(s).
C10B 53/07 - Distillation destructive spécialement conçue pour des matières premières solides particulières ou sous forme spéciale de matières polymères synthétiques, p.ex. pneumatiques
C10B 55/00 - Cokéfaction des huiles minérales, bitumes, goudrons ou analogues, ou de leurs mélanges, avec des matières carbonées solides
C10B 55/10 - Cokéfaction des huiles minérales, bitumes, goudrons ou analogues, ou de leurs mélanges, avec des matières carbonées solides avec des matières solides avec des matières solides en mouvement sous forme dispersée selon la technique du "lit fluidisé"
C10G 1/00 - Production de mélanges liquides d'hydrocarbures à partir de schiste bitumineux, de sable pétrolifère ou de matières carbonées solides non fusibles ou similaires, p.ex. bois, charbon
C10G 1/10 - Production de mélanges liquides d'hydrocarbures à partir de schiste bitumineux, de sable pétrolifère ou de matières carbonées solides non fusibles ou similaires, p.ex. bois, charbon à partir de caoutchouc ou de déchets de caoutchouc
C10G 49/00 - Traitement des huiles d'hydrocarbures, en présence d'hydrogène ou de composés donneurs d'hydrogène, non prévu dans un seul des groupes , , , ou
C10G 65/04 - Traitement des huiles d'hydrocarbures, uniquement par plusieurs procédés d'hydrotraitement uniquement par plusieurs étapes en série ne comprenant que des étapes de raffinage
C10G 65/12 - Traitement des huiles d'hydrocarbures, uniquement par plusieurs procédés d'hydrotraitement uniquement par plusieurs étapes en série comprenant des étapes de craquage et d'autres étapes d'hydrotraitement
C10G 45/02 - Raffinage des huiles d'hydrocarbures au moyen d'hydrogène ou de composés donneurs d'hydrogène pour éliminer des hétéro-atomes sans modifier le squelette de l'hydrocarbure mis en œuvre et sans craquage en hydrocarbures à point d'ébullition inférieur; Hydrofinissage
C10G 69/06 - Traitement des huiles d'hydrocarbures par au moins un procédé d'hydrotraitement et au moins un autre procédé de conversion uniquement par plusieurs étapes en série comprenant au moins une étape de craquage thermique en l'absence d'hydrogène
42.
SUBSTITUTED PYRIDINE-2,6-BIS(PHENYLENEPHENOLATE) COMPLEXES WITH ENHANCED SOLUBILITY THAT ARE USEFUL AS CATALYST COMPONENTS FOR OLEFIN POLYMERIZATION
The present disclosure relates to bis(aryl phenolate) Lewis base transition metal complexes, catalyst systems including bis(aryl phenolate) Lewis base transition metal complexes, and polymerization processes to produce polyolefin polymers such as polyethylene based polymers and polypropylene based polymers.
Exemplary embodiments of the present technological advancement include pyndine-2,6- bis(phenylenephenolate) complexes that are useful as catalyst components for olefin polymerization and have improved solubility in non-aromatic hydrocarbons (e.g. isohexane). The improved solubility of these complexes was accomplished by the modification of the ligand framework at a specific position that led to improved solubility, but did not adversely affect the performance of the complex when used as a catalyst for olefin polymerizations.
Selectivated oxidation catalysts may be utilized to convert p-xylene, in preference to other C8 aromatic hydrocarbons, into one or more oxygen-containing C8 aromatic compounds. The one or more oxygen-containing C8 aromatic compounds may include p-methyl benzyl alcohol, p-methylbenzaldehyde, p-methylbenzoic acid, and any combination thereof. The one or more oxygen-containing C8 aromatic compounds may be further converted into terephthatlic acid, if desired. A C8+ aromatic hydrocarbon feed rich in p-xylene or containing a xylenes mixture may be exposed to the selectivated oxidation catalyst and converted in the one or more oxygen-containing C8 aromatic compounds.
C07C 6/12 - Préparation d'hydrocarbures à partir d'hydrocarbures contenant un nombre différent d'atomes de carbone par des réactions de redistribution par conversion d'une liaison carbone-carbone saturée exclusivement dans les hydrocarbures contenant un cycle aromatique à six chaînons
C07C 2/68 - Procédés catalytiques avec des halogénures
C07C 29/48 - Préparation de composés comportant des groupes hydroxyle ou O-métal liés à un atome de carbone ne faisant pas partie d'un cycle aromatique à six chaînons par des réactions d'oxydation avec formation de groupes hydroxyle
C07C 29/50 - Préparation de composés comportant des groupes hydroxyle ou O-métal liés à un atome de carbone ne faisant pas partie d'un cycle aromatique à six chaînons par des réactions d'oxydation avec formation de groupes hydroxyle uniquement par l'oxygène moléculaire
C07C 33/20 - Alcools monohydroxyliques ne contenant que des cycles aromatiques à six chaînons dans la partie cyclique monocycliques
C07C 45/29 - Préparation de composés comportant des groupes C=O liés uniquement à des atomes de carbone ou d'hydrogène; Préparation des chélates de ces composés par oxydation de groupes hydroxyle
C07C 45/28 - Préparation de composés comportant des groupes C=O liés uniquement à des atomes de carbone ou d'hydrogène; Préparation des chélates de ces composés par oxydation de restes —CHx
C07C 45/30 - Préparation de composés comportant des groupes C=O liés uniquement à des atomes de carbone ou d'hydrogène; Préparation des chélates de ces composés par oxydation avec des composés contenant des atomes d'halogène, p.ex. par hypohalogénation
C07C 45/32 - Préparation de composés comportant des groupes C=O liés uniquement à des atomes de carbone ou d'hydrogène; Préparation des chélates de ces composés par oxydation avec l'oxygène moléculaire
C07C 51/285 - Préparation d'acides carboxyliques, de leurs sels, halogénures ou anhydrides par oxydation avec des composés peroxydés
A variety of systems and methods are disclosed, including, in one embodiment, a method of performing coking on a combined feed, comprising: combining a resin feedstock with a coker feedstock comprising a T10 distillation point of about 343°C or higher to form a combined feedstock, wherein the resin feedstock comprises a thermoset resin having a median particle size of about 5 mm or less; and exposing at least a portion of the combined feedstock to coking conditions in a coking reactor to form at least coke and a coker effluent.
C10B 53/07 - Distillation destructive spécialement conçue pour des matières premières solides particulières ou sous forme spéciale de matières polymères synthétiques, p.ex. pneumatiques
C10B 55/00 - Cokéfaction des huiles minérales, bitumes, goudrons ou analogues, ou de leurs mélanges, avec des matières carbonées solides
C10B 55/10 - Cokéfaction des huiles minérales, bitumes, goudrons ou analogues, ou de leurs mélanges, avec des matières carbonées solides avec des matières solides avec des matières solides en mouvement sous forme dispersée selon la technique du "lit fluidisé"
C10B 57/04 - Autres procédés de carbonisation ou de cokéfaction; Caractéristiques générales des procédés de distillation destructive utilisant des charges de composition spéciale
46.
MWW ZEOLITE PRECURSOR NANOPARTICLES HAVING AN UNCONDENSED LAYER STRUCTURE AND METHODS FOR PRODUCTION THEREOF
Zeolite precursor nanoparticles may be formed by contacting a parent zeolite precursor, such as MCM-22 zeolite precursor, MCM-56 zeolite precursor, or EMM-10 zeolite precursor, with an aqueous base under temperature conditions at which adjacent stacked layers in the MWW zeolite framework do not undergo substantial condensation with one another. The zeolite precursor nanoparticles may be converted to zeolite nanoparticles following calcination. The zeolite nanoparticles may optionally be formed into an extrudate using a binder. Unbound or extrudate forms of the zeolite nanoparticles may be utilized to promote alkylation of C6+ aromatic compounds.
C01B 39/48 - Autres types caractérisés par leur diagramme de diffraction des rayons X et par leur composition définie utilisant au moins un agent structurant organique
B01J 29/70 - Zéolites aluminosilicates cristallines; Leurs composés isomorphes de types caractérisés par leur structure spécifique non prévus dans les groupes
47.
PRODUCT PURGE BIN MID-VENT AS PRIMARY PURGE GAS VENT CONTROL
Methods for recovering polymer product from gas phase polymerization. A polymer product can be introduced to a purge vessel and contacted with a purge gas to provide a stripped, polymer product. Hydrocarbons such as unreacted monomers can be removed and recycled to polymerization and the purge gas can be recovered and recycled to the purge vessel. Hydrocarbon loss can be eliminated or negligible by using a mid-vent stream from the purge vessel. The mid-vent stream can be selectively flared to control the purge gas concentration within the purge vessel.
C08F 6/00 - Traitements postérieurs à la polymérisation
B01J 8/18 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solides; Appareillage pour de tels procédés les particules étant fluidisées
C08J 3/00 - Procédés pour le traitement de substances macromoléculaires ou la formation de mélanges
48.
LINEAR LOW DENSITY POLYETHYLENES, POLYMERIZATIONS THEREOF, AND FILMS THEREOF
C08F 210/16 - Copolymères de l'éthylène avec des alpha-alcènes, p.ex. caoutchoucs EP
B01J 8/18 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solides; Appareillage pour de tels procédés les particules étant fluidisées
B32B 27/32 - Produits stratifiés composés essentiellement de résine synthétique comprenant des polyoléfines
C08G 63/82 - Procédés de préparation caractérisés par le catalyseur utilisé
C08G 64/34 - Procédés généraux de préparation utilisant du dioxyde de carbone et de éthers cycliques
C08G 65/26 - Composés macromoléculaires obtenus par des réactions créant une liaison éther dans la chaîne principale de la macromolécule à partir d'éthers cycliques par ouverture d'un hétérocycle à partir d'éthers cycliques et d'autres composés
50.
PHOSPHINE-BORANE CATALYST COMPOUNDS AND USE THEREOF
C08G 63/82 - Procédés de préparation caractérisés par le catalyseur utilisé
C08G 64/34 - Procédés généraux de préparation utilisant du dioxyde de carbone et de éthers cycliques
C08G 65/26 - Composés macromoléculaires obtenus par des réactions créant une liaison éther dans la chaîne principale de la macromolécule à partir d'éthers cycliques par ouverture d'un hétérocycle à partir d'éthers cycliques et d'autres composés
51.
CATALYST COMPOSITIONS AND PROCESSES FOR MAKING AND USING SAME
Catalyst compositions and processes for making and using same. The catalyst composition can include 0.001 wt% to 6 wt% of a Group 8-10 element disposed on a support, based on the weight of the support. The support can include Al and at least 0.5 wt% of a Group 2 element, based on the weight of the support. The catalyst composition can be free of Si or can contain < 0.5 wt% of Si, based on the weight of the support.
The present disclosure related to metal-containing compounds that, in some embodiments, are compounds represented by Formula (I). M is Fe or Co. Each of R8, R9, R10, R13, R14, and R1514040 hydrocarbyl, -OR16, -NR172, halogen, or five-, six-, or seven-membered heterocyclic ring comprising at least one atom selected from the group consisting of N, P, O and S. Each of R6, R7, R11, and R1214040 hydrocarbyl, a heteroatom or a heteroatom-containing group. Each of X1and X2 is independently an anionic ligand.
The present disclosure related to metal-containing compounds that, in some embodiments, are alkane-soluble non-metallocene iron compounds having a multidentate ligand chelated to iron, where the multidentate ligand contains at least one nitrogen or phosphorus atom and at least one silyl or germyl group of the formula A(Ra)(Rb)(Rc) where A is Si or Ge and Ra, Rb, or Rc(such as each of Ra, Rb, and Rc44040 alkyl containing a linear or branched chain at least four carbon atoms in length terminally bound to A.
C01B 39/48 - Autres types caractérisés par leur diagramme de diffraction des rayons X et par leur composition définie utilisant au moins un agent structurant organique
C01B 39/12 - Préparation de zéolites isomorphes caractérisée par les mesures prises pour le remplacement des atomes d'aluminium ou de silicium dans la charpente du réseau par des atomes d'autres éléments les atomes de remplacement étant des atomes de bore
B01J 29/70 - Zéolites aluminosilicates cristallines; Leurs composés isomorphes de types caractérisés par leur structure spécifique non prévus dans les groupes
B01J 35/00 - Catalyseurs caractérisés par leur forme ou leurs propriétés physiques, en général
Provided herein is an agrochemical composition suitable for use as an emulsifiable concentrate, comprising one or more active ingredients; one or more alkylated aromatic solvents, and optionally, one or more surfactants.
A01N 25/02 - Biocides, produits repoussant ou attirant les animaux nuisibles, ou régulateurs de croissance des végétaux, caractérisés par leurs formes, ingrédients inactifs ou modes d'application; Substances réduisant les effets nocifs des ingrédients actifs vis-à-vis d'organismes autres que les animaux nuisibles contenant des liquides comme supports, diluants ou solvants
A01N 37/40 - Biocides, produits repoussant ou attirant les animaux nuisibles, ou régulateurs de croissance des végétaux, contenant des composés organiques comportant un atome de carbone possédant trois liaisons à des hétéro-atomes, avec au plus deux liaisons à un contenant au moins un groupe carboxylique ou un thio-analogue, ou d'un de leurs dérivés, et un atome d'oxygène ou de soufre lié par une liaison simple, liés au même squelette carboné, cet atome d'oxygène ou de soufre ne faisant pas partie d'un groupe contenant au moins un atome d'oxygène ou de soufre lié à un système cyclique aromatique contenant au moins un groupe carboxylique ou un thio-analogue, ou un de leurs dérivés, et un atome d'oxygène ou de soufre liés au même système cyclique aromatique
A01N 43/40 - Biocides, produits repoussant ou attirant les animaux nuisibles, ou régulateurs de croissance des végétaux, contenant des composés hétérocycliques comportant des cycles avec un atome d'azote comme unique hétéro-atome du cycle des cycles à six chaînons
Methods and compositions for processing polymers with fluorine-free polymer processing aids (PPAs) are described. The methods can include continuously extruding a polymer composition through an extruder to form a polymer product, and during at least a portion of the extruding, continually feeding a polyethylene glycol (PEG) composite to the extruder so that the PEG composite and polymer composition are coextruded through the extruder at conditions sufficient to melt blend the PEG composite and the polymer composition. The PEG composite can comprise or consist essentially of PEG (preferably PEG having weight average molecular weight less than 10,000 g/mol) and one or polymers having melting point at 1 atm greater than that of the PEG.
Methods and compositions for processing polymers with fluorine-free polymer processing aids (PPAs) are described. The methods can include extruding a polymer composition, the polymer composition optionally containing polyethylene glycol (PEG) polymer processing aid, to make a polymeric film; developing one or more melt fractures in the polymeric film; and in response to developing the one or more melt fractures, feeding a masterbatch of polymer processing agent. The masterbatch can include, and preferably can consist essentially of, 1 to 50 wt% PEG having weight average molecular weight (Mw) less than 10,000 g/mol; a carrier resin; and, optionally, one or more non-PPA additives.
Methods and compositions for processing polymers with fluorine-free polymer processing aids (PPAs) are described. The methods can include continuously extruding a polymer composition through an extruder to form a polymer product, and during at least a portion of the extruding, continually feeding a polyethylene glycol (PEG) composite to the extruder so that the PEG composite and polymer composition are coextruded through the extruder at conditions sufficient to melt blend the PEG composite and the polymer composition. The PEG composite can comprise or consist essentially of PEG (preferably PEG having weight average molecular weight less than 10,000 g/mol) and one or more non-PPA additives having melting point at 1 atm greater than that of the PEG.
The present disclosure relates to methods of constructing a furnace facility including determining transport parameters including vessel parameters. The method can include determining operating site parameters of an operating site and designing one or more modules based on the vessel and operating site parameters. The modules can be sized to provide length, width, height, weight of the modules within allowance of the vessel and operating site parameters. The modules can be constructed at a module fabrication site before transporting to the operating site via a vessel. One or more modules can have one or more furnace components, and/or one or more modules can have one or more furnace.
Compositions containing tri-cyclopentadiene and processes for making same. In some embodiments, the composition can include 1 wt% to 6 wt% of TCPD-7; 5 wt% to 25 wt% of TCPD-3; 15 wt% to 30 wt% of TCPD-5; and 55 wt% to 75 wt% of TCPD-1, where ail wt% values are based on the combined weight of TCPD-7, TCPD-3, TCPD-5, and TCPD-1 in the composition. In some embodiments, the composition can further include di-cyclopentadiene. In other embodiments, the composition can further include di-cyclopentadiene, tetra- cyclopentadiene, and optionally one or more oligomers heavier than tetra-cyclopentadiene. In some embodiments, the composition can be made via. a continuous process.
C07C 2/44 - Homo- ou co-oligomérisation avec formation de cycle, autre qu'une réaction de Diels-Alder uniquement de diènes conjugués
C07C 13/68 - Hydrocarbures polycycliques ou leurs dérivés hydrocarbonés acycliques à cycles condensés à plus de trois cycles condensés le système cyclique condensé ne contenant que quatre cycles à système cyclique ponté
62.
WATER-WASHED RECYCLE PYROLYSIS OIL FOR CRACKER FEED
A variety of methods and systems that include water washing of a recycle pyrolysis oil for feed to a cracker are disclosed, including, in one embodiment, a method including: contacting a recycle pyrolysis oil with water to produce a purified pyrolysis oil; and cracking the purified pyrolysis oil to produce a product.
C10G 1/00 - Production de mélanges liquides d'hydrocarbures à partir de schiste bitumineux, de sable pétrolifère ou de matières carbonées solides non fusibles ou similaires, p.ex. bois, charbon
C10G 1/10 - Production de mélanges liquides d'hydrocarbures à partir de schiste bitumineux, de sable pétrolifère ou de matières carbonées solides non fusibles ou similaires, p.ex. bois, charbon à partir de caoutchouc ou de déchets de caoutchouc
C10G 55/04 - Traitement des huiles d'hydrocarbures, en l'absence d'hydrogène, par au moins un procédé de raffinage et par au moins un procédé de craquage uniquement par plusieurs étapes en série comprenant au moins une étape de craquage thermique
63.
CONTAMINANT REMOVAL DURING INTEGRATED PLASTIC RECYCLE
Systems and methods are provided for conversion of polymers (such as plastic waste) to olefins and/or feedstocks that can be further processed for formation of olefins, fuels, and/or other products. The systems and methods can include an optional thermal dehalogenation stage followed by an initial pyrolysis stage where a plastic feedstock is at least partially converted to lower boiling products. Prior to, during, and/or after the pyrolysis stage, one or more contaminant removal stages can be used in order to reduce the content of halides and/or other contaminants in the pyrolysis effluent. This can allow at least a portion of the pyrolysis effluent, such as a gas phase portion and/or a liquid phase portion of the pyrolysis effluent, to have a sufficiently low contaminant content to be used as part of a feed to a conventional petrochemical process.
C10G 1/10 - Production de mélanges liquides d'hydrocarbures à partir de schiste bitumineux, de sable pétrolifère ou de matières carbonées solides non fusibles ou similaires, p.ex. bois, charbon à partir de caoutchouc ou de déchets de caoutchouc
C10B 49/22 - Distillation destructive des matières carbonées solides par chauffage direct au moyen d'agents porteurs de chaleur, y compris la combustion partielle de la matière à traiter avec des porteurs de chaleur solides, mobiles, sous forme divisée sous forme dispersée selon la technique du "lit fluidisé"
C10G 25/00 - Raffinage des huiles d'hydrocarbures, en l'absence d'hydrogène, au moyen d'absorbants ou d'adsorbants solides
C10G 50/00 - Production de mélanges d'hydrocarbures liquides à partir d'hydrocarbures à nombre inférieur d'atomes de carbone, p.ex. par oligomérisation
C10G 31/06 - Raffinage des huiles d'hydrocarbures, en l'absence d'hydrogène, par des méthodes non prévues ailleurs par chauffage, refroidissement ou traitement par la pression
4 7477 isoolefin-derived monomer and a halogenated diolefin. In at least one embodiment, a bromine-containing vulcanizate has a Mooney Viscosity (ML, 1+4 @ 100 °C) of 75 to 92; a cross-linking level (MH-ML) of 10 dNm to 19 dNm; a modulus at 300% of 3 MPa to 10 MPa; a aenergy at break of 3 J to 5 J.
C08L 23/28 - Compositions contenant des homopolymères ou des copolymères d'hydrocarbures aliphatiques non saturés ne possédant qu'une seule liaison double carbone-carbone; Compositions contenant des dérivés de tels polymères modifiées par post-traitement chimique par réaction avec les halogènes ou des composés contenant des halogènes
65.
COMPOSITIONS INCLUDING COPOLYMERS OF ISOBUTYLENE AND PARAMETHYLSTYRENE SUBSTANTIALLY FREE OF PARAMETHYLSTYRENE MONOMERS AND METHODS OF MAKING THE SAME
A process for preparing a cement composition comprising an isoolefin-alkylstyrene copolymer and substantially free of an alkylstyrene monomer is described herein. The process comprises reacting the isoolefin monomer with at least a portion of the alkylstyrene monomer in a diluent to form an isoolefin-alkylstyrene copolymer, replacing the diluent with a solvent, reacting a halogenic scavenger with the unreacted alkylstyrene monomer in an absence of a free radical initiator in order to form a halogenic alkylstyrene compound without altering the isoolefin- alkylstyrene copolymer, and removing the halogenic alkylstyrene compound from the slurry to form the cement composition substantially free of the alkylstyrene monomer. Also disclosed herein is a composition comprising an isoolefin-alkylstyrene copolymer and an alkylstyrene monomer comprising a concentration less than about 20 ppm.
A steam cracking process is provided, including introducing a. first hydrocarbon- containing feed to a convection section of a steam cracking furnace. The convection section can include (i) a first arrangement having a first heat exchanger and a first economizer disposed downstream or upstream, of the first heat exchanger; (ii) a second arrangement having a. second heat exchanger in fluid communication with the first heat exchanger and. a second economizer in fluid communication with the first economizer, the second arrangement disposed downstream of the first arrangement such that each of the first and second economizer alternates with each of the first and second heat exchangers. The process can include (a) heating the first hydrocarbon-containing feed in the first heat exchanger at a hydrocarbon outlet temperature and (b) introducing water to the first economizer and removing the water from the convection section at an outlet temperature.
C10G 9/36 - Craquage thermique non catalytique, en l'absence d'hydrogène, des huiles d'hydrocarbures par contact direct avec des fluides inertes préchauffés, p.ex. avec des métaux ou sels fondus avec des gaz ou vapeurs chauds
C10G 9/00 - Craquage thermique non catalytique, en l'absence d'hydrogène, des huiles d'hydrocarbures
The present disclosure provides processes and apparatuses for cracking a hydrocarbon- containing feed. The process includes introducing the hydrocarbon-containing feed to a desalter preheat train having an effluent interchanger. The process includes directing a portion of the hydrocarbon-containing feed from in the desalter preheat train to a feed inlet of a convection section of a steam cracking furnace. The process includes combusting fuel proximate to a plurality of burners that provide thermal energy to a radiant section and a convection section of the steam cracking furnace. The hydrocarbon-containing feed is in an operating mode in the convection section to obtain a heated feed mixture. The process includes separating a bottoms effluent from the heated feed mixture of the convection section in a separator. The process includes cooling the bottoms effluent in a heat exchanger using boiler feed water.
C10G 9/36 - Craquage thermique non catalytique, en l'absence d'hydrogène, des huiles d'hydrocarbures par contact direct avec des fluides inertes préchauffés, p.ex. avec des métaux ou sels fondus avec des gaz ou vapeurs chauds
C10G 31/08 - Raffinage des huiles d'hydrocarbures, en l'absence d'hydrogène, par des méthodes non prévues ailleurs par traitement à l'eau
C10G 55/04 - Traitement des huiles d'hydrocarbures, en l'absence d'hydrogène, par au moins un procédé de raffinage et par au moins un procédé de craquage uniquement par plusieurs étapes en série comprenant au moins une étape de craquage thermique
68.
PROCESSES FOR MAKING PROPYLENE-BASED COPOLYMERS HAVING BROAD CDS AND MWDS
Processes for making propylene-based copolymers having broad molecular weight distributions and broad comonomer distributions using a single tubular reactor. Processes for making a propylene-based copolymer can include introducing propylene and at least one other olefin comonomer to a tubular reactor to produce a propylene-based copolymer having a broad comonomer distribution, a Mw of about 10 kg/mol to about 2,000 kg/mol, and a MWD of about 2.0 to about 10.0. The tubular reactor can include one or more heat exchanger elements, preferably a spiral heat exchanger. Propylene-based copolymer compositions can include propylene derived units and at least one other comonomer derived units, wherein the copolymer compositions have a broad comonomer distribution, a Mw of about 10 kg/mol to about 2,000 kg/mol, and a MWD of about 2.0 to about 10.0. Such compositions can have broad orthogonal comonomer distributions.
C08F 4/6592 - Composant couvert par le groupe contenant une liaison métal de transition-carbone contenant au moins un cycle cyclopentadiényle, condensé ou non, p.ex. un cycle indényle ou fluorényle
Methods and systems for removing homogeneous catalyst-related contaminants present in a hydrocarbon may utilize a supported heteropolyacid scavenger. For example, a process may comprise: contacting a supported heteropolyacid scavenger with a hydrocarbon product comprising a hydrocarbon and 100 ppm or greater of homogeneous catalyst-related contaminants; and adsorbing at least a portion of the homogeneous catalyst-related contaminants onto the supported heteropolyacid scavenger to yield a cleaned hydrocarbon product comprising the hydrocarbon and 10 ppm or less of the homogeneous catalyst-related contaminants.
Propylene-based elastomer compositions that include a blend of a majority polymer fraction having a higher Mw and a minority polymer fraction having a lower Mw, methods of making same, and hot melt adhesives including such compositions. The polymer blend compositions can include: a major polymer fraction having a Mw of about 100,000 to about 300,000 and a melt flow rate of about 0.1 g/10 min to about 70.0 g/10 min, according to ASTM D1238; and a minor polymer fraction having a Mw of about 5,000 to about 60,000 and a Brookfield viscosity of about 500 cP to about 50,000 cP, according to ASTM D-3236 (190°C), wherein an amount of the at least one other polyolefin comonomer in the minor polymer fraction is at least 7 wt% less than an amount of the at least one other polyolefin comonomer in the major polymer fraction.
Processes for making olefin copolymers, particularly ethylene-based copolymers. A process for making an olefin copolymer can include introducing an olefin monomer, at least one other olefin comonomer, and a single type of catalyst system to a tubular reactor to produce an olefin copolymer containing: a) an absolute comonomer distribution (CD) slope 90 of about 2.0 to about 30.0, an absolute CD slope 75 of about 2.0 to about 30.0, an absolute CD slope 50 of about 2.0 to about 30.0, or an absolute CD slope 25 of about 2.0 to about 30.0; b) a first long chain branching index (g'(Mz)) of about 0.30 to about 1.0; and c) a second long chain branching index (g'(Mz+1)) of about 0.30 to about 1.0. The tubular reactor can include one or more plug flow components, one or more spiral heat exchangers, and/or a recycle pump.
The present invention relates to a functional cyclic olefin polymer obtained from hydrogenation of a cyclic olefin polymer, wherein the cyclic olefin polymer comprises at least a monomeric unit A' derived from a monomer A having a norbomene ring and a polar functional group, wherein the amount of the monomeric unit A' is in the range of from 20% to 100% by mole, 50% to 100% by mole, from 60% to 100% by mole, or from 70% to 100% by mole, based on the total amount of the monomeric units of the cyclic olefin polymer. The present invention further relates to a process for producing the functional cyclic olefin polymer, a composition comprising the functional cyclic olefin polymer, and the use of the functional cyclic olefin polymer. The functional cyclic olefin polymer of the present invention exhibits improved properties, especially in terms of mechanical properties and barrier properties.
C08G 61/06 - Composés macromoléculaires contenant uniquement des atomes de carbone dans la chaîne principale de la molécule, p.ex. polyxylylènes uniquement des atomes de carbone aliphatiques préparés par ouverture du cycle des composés carbocycliques
C08L 65/00 - Compositions contenant des composés macromoléculaires obtenus par des réactions créant une liaison carbone-carbone dans la chaîne principale; Compositions contenant des dérivés de tels polymères
C09D 165/00 - Compositions de revêtement à base de composés macromoléculaires obtenus par des réactions créant une liaison carbone-carbone dans la chaîne principale; Compositions de revêtement à base de dérivés de tels polymères
73.
PROCESSES AND SYSTEMS FOR STEAM CRACKING HYDROCARBON FEEDS
Processes for steam cracking hydrocarbons. The process can include introducing a hydrocarbon that can include ethane, propane, or a mixture thereof into radiant coils under steam cracking conditions that produce a steam cracker effluent and deposit coke on an inner surface thereof. An ethane conversion can be ≥ 75% or a. propane conversion can be ≥ 93%. Introduction of the hydrocarbon into at least one of the radiant coils can be periodically stopped. A decoking feed can be introduced into the at least one of the radiant coils under decoking process conditions that can include: (i) a decoking effluent that can have a coil outlet temperature of > 900°C, (ii) introducing the decoking feed at a. mass flux rate at the quench exchanger inlet of > 39 kg m-2 second-1, and/or (iii) introducing the decoking feed while maintaining introduction of the first hydrocarbon feed into one or more of the radiant coils in the plurality of radiant coils.
C10G 9/36 - Craquage thermique non catalytique, en l'absence d'hydrogène, des huiles d'hydrocarbures par contact direct avec des fluides inertes préchauffés, p.ex. avec des métaux ou sels fondus avec des gaz ou vapeurs chauds
C10G 75/00 - Inhibition de la corrosion ou des salissures dans des appareils de traitement ou de conversion des huiles d'hydrocarbures, en général
C10G 9/16 - Prévention ou enlèvement des incrustations
A process for producing light olefins from a hydrocarbon feed comprising arsenic at an initial quantity. The process can comprise one of more of: introducing the hydrocarbon feed to a desalter to produce a desalted hydrocarbon feed having a reduced quantity of arsenic: preheating the desalted hydrocarbon feed; introducing the preheated hydrocarbon feed to a flash separation vessel to produce an overhead fraction and a bottoms fraction; introducing the overhead fraction and steam to a radiant section of the steam cracker operated under steam cracking conditions to produce a. steam cracked effluent; and separating the steam cracked effluent to obtain a. steam cracker tar, a steam cracker gas oil, a naphtha, cut, and a process gas stream; and recovering an olefin product stream from the process gas stream. Arsenic quantities in various streams in the process can be calculated and controlled.
C10G 9/36 - Craquage thermique non catalytique, en l'absence d'hydrogène, des huiles d'hydrocarbures par contact direct avec des fluides inertes préchauffés, p.ex. avec des métaux ou sels fondus avec des gaz ou vapeurs chauds
C10G 31/08 - Raffinage des huiles d'hydrocarbures, en l'absence d'hydrogène, par des méthodes non prévues ailleurs par traitement à l'eau
C10G 45/32 - Hydrogénation sélective des composés dioléfiniques ou acétyléniques
C10G 45/08 - Raffinage des huiles d'hydrocarbures au moyen d'hydrogène ou de composés donneurs d'hydrogène pour éliminer des hétéro-atomes sans modifier le squelette de l'hydrocarbure mis en œuvre et sans craquage en hydrocarbures à point d'ébullition inférieur; Hydrofinissage caractérisé par le catalyseur utilisé contenant du nickel ou du cobalt, ou leurs composés en combinaison avec du chrome, du molybdène ou du tungstène, ou leurs composés
75.
CATALYST COMPOSITIONS AND PROCESSES FOR MAKING AND USING SAME
Catalyst compositions and processes for making and using same. The catalyst composition can include up to 0.025 wt% of Pt and up to 10 wt% of a promoter that can include Sn, Cu, Au, Ag, Ga, a combination thereof, or a mixture thereof disposed on a support. The support can include at least 0.5 wt% of a Group 2 element. All weight percent values are based on the weight of the support.
The present disclosure relates to plants and processes for forming polymers. In some embodiments, a process of forming a polymer includes supplying a. feed having one or more olefin monomers and a solvent. The process includes introducing the feed with a catalyst to form a reaction mixture in a reactor. The process includes removing a. reactor effluent from the reactor and comingling, in a mixer or in a line, the reactor effluent with a first concentrated polymer solution to form a mixture. The process includes introducing the mixture to a heat exchanger to form a heated mixture and introducing the heated mixture to a pressure let down valve followed by introducing the heated mixture to a phase separator. The process includes removing a second concentrated polymer solution from the phase separator. The process incldues introducing the second concentrated, polymer solution to the mixer or the line.
Processes for venting gas phase olefin polymerization systems are provided. A portion of the reactor overhead can be withdrawn from the reactor to a vent column and contacted with a liquid stripping medium (L) within the vent column to remove at least a portion of the olefin monomer to produce a vent column overhead (G) and a vent column bottoms; recycling the vent column bottoms (rich in the olefin monomer and lean in the carrier gas) to the reactor; determining a L*N to C*G ratio, wherein L is total liquid stripping medium flow to the vent column, N is carrier gas concentration in the reactor overhead, C is the monomer concentration in the reactor overhead, and G is the vent column overhead gas flow. One or more of these flow streams (L, N, C, G) can then be controlled based on the calculated L*N to C*G ratio.
B01D 53/00 - SÉPARATION Épuration chimique ou biologique des gaz résiduaires, p.ex. gaz d'échappement des moteurs à combustion, fumées, vapeurs, gaz de combustion ou aérosols
B01J 8/00 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solides; Appareillage pour de tels procédés
B01D 53/14 - SÉPARATION Épuration chimique ou biologique des gaz résiduaires, p.ex. gaz d'échappement des moteurs à combustion, fumées, vapeurs, gaz de combustion ou aérosols par absorption
78.
POLYPROPYLENE VISCOSITY MODIFIERS AND LUBRICATING OILS THEREOF
In some embodiments, a lubricating oil includes at least 50 wt% of a base oil, based on total weight of the lubricating oil. The lubricating oil includes at least 0.1 wt% of a polypropylene homopolymer having a racemic dyad content of about 60% to about 99% and a number average molecular weight (by GPC DRI) of about 10,000 g/mol to about 250,000 g/mol, wherein a total amount of the base oil and the polypropylene homopolymer does not exceed 100 wt%.
C10M 143/04 - Compositions lubrifiantes caractérisées en ce que l'additif est un hydrocarbure macromoléculaire ou un tel hydrocarbure modifié par oxydation contenant du propène
Provided is a lubricating oil composition that includes a major amount of a lubricant base oil and a minor amount of a viscosity index improver comprising a syndiotactic propylene-based ethylene-propylene copolymer comprising: a) 2 to 20 % by weight of ethylene, b) 80 to 98 % by weight of propylene; c) 50 to 99% of rr triads; and d) Mw (LS) of 10 to 250 kg/mol.
C10M 143/00 - Compositions lubrifiantes caractérisées en ce que l'additif est un hydrocarbure macromoléculaire ou un tel hydrocarbure modifié par oxydation
Provided is syndiotactic polypropylene-based ethylene-propylene copolymers comprising a) 5 to 15 % by weight of ethylene and 85 to 95 % by weight of propylene; b) 60 to 90% rr triads; c) Mw (LS) of 10 to 250 kg/mol; and d) no substantial melting peak, wherein the heat of fusion of the peak is 5 J/g or less as determined by differential scanning calorimetry at a scan rate of 10 °C/min (ASTM D3418-03).
C08F 4/6592 - Composant couvert par le groupe contenant une liaison métal de transition-carbone contenant au moins un cycle cyclopentadiényle, condensé ou non, p.ex. un cycle indényle ou fluorényle
81.
POLYETHYLENE COMPOSITIONS, ARTICLES THEREOF, AND METHODS THEREOF
The present disclosure relates to polyethylene compositions, articles including such polyethylene compositions, and methods of making polyethylene compositions and articles (e.g., films) thereof. In some embodiments, a method of making a polyethylene composition includes introducing ethylene, an optional comonomer, a diluent, a catalyst, and 30 ppm to 500 ppm of a cocatalyst to a loop reactor under conditions sufficient to produce a slurry comprising the polyethylene composition. The method includes continuously discharging a portion of the slurry from the loop reactor as effluent comprising the polyethylene composition. The method includes flashing the effluent to vaporize diluent and form a concentrated effluent comprising the polyethylene composition. The method includes condensing the vaporized diluent. The polyethylene composition comprises 80 wt% or greater ethylene-derived units and has a density within the range from 0.935 to 0.975 g/cm32.16)2.16) of 2 g/10min to 4 g/10min.
The present disclosure relates to extrusion processes. In at least one embodiment, a method of forming a functionalized polymer includes introducing a polymer and a coupling agent to an extruder at a feed throat of the extruder. The method includes extruding the polymer and the coupling agent through at least a portion of the extruder via a plurality of intermeshing screws disposed within the extruder to form the functionalized polymer. The at least one screw of the plurality of intermeshing screws has a first mixing zone having a total length of about 4 L/D to about 6 L/D, a second mixing zone having a total length of 2.5 L/D to 3.5 L/D, and a third mixing zone having a total length of about 2.5 L/D to about 4.5 L/D.
B29C 48/625 - Vis caractérisées par le ratio longueur de filetage de la vis/diamètre externe [ratio L/D]
B29C 48/57 - Vis pourvues d’éléments de malaxage de type disque, p.ex. avec des éléments de forme ovale
B29C 48/67 - Vis ayant des dispositifs de mélange incorporés non prévus dans les groupes
B29C 48/40 - Moyens pour plastifier ou homogénéiser la matière à mouler ou pour la forcer dans la filière ou la matrice utilisant des vis entourées par un fourreau coopérant, p.ex. des extrudeuses à vis simple utilisant au moins deux vis parallèles, p.ex. extrudeuses à vis doubles
B29C 48/415 - Moyens pour plastifier ou homogénéiser la matière à mouler ou pour la forcer dans la filière ou la matrice utilisant des vis entourées par un fourreau coopérant, p.ex. des extrudeuses à vis simple utilisant au moins deux vis parallèles, p.ex. extrudeuses à vis doubles ayant des vis en partie sans engrènement
B29C 48/25 - Moulage par extrusion, c. à d. en exprimant la matière à mouler dans une matrice ou une filière qui lui donne la forme désirée; Appareils à cet effet - Éléments constitutifs, détails ou accessoires; Opérations auxiliaires
Processes and systems for steam cracking hydrocarbons. Liquid water can be combined with a preheated hydrocarbon feed to produce a mixture, which can be heated to produce a heated mixture. At least a portion of the heated mixture can be steam cracked to produce an effluent. A process gas, a steam cracker naphtha, a condensed process water, and one or more heavy steam cracker products can be separated from the effluent. The condensed process water can include entrained hydrocarbons and at least a portion of the entrained hydrocarbons can be separated therefrom to produce a purified process water. At least a portion of the purified process water can be heated to produce dilution steam. The liquid water combined with the preheated hydrocarbon feed can include a portion of the condensed process water, a portion of the purified process water, condensed dilution steam, or a mixture thereof.
C10G 9/36 - Craquage thermique non catalytique, en l'absence d'hydrogène, des huiles d'hydrocarbures par contact direct avec des fluides inertes préchauffés, p.ex. avec des métaux ou sels fondus avec des gaz ou vapeurs chauds
C10G 31/08 - Raffinage des huiles d'hydrocarbures, en l'absence d'hydrogène, par des méthodes non prévues ailleurs par traitement à l'eau
C10G 31/06 - Raffinage des huiles d'hydrocarbures, en l'absence d'hydrogène, par des méthodes non prévues ailleurs par chauffage, refroidissement ou traitement par la pression
84.
THERMOPLASTIC POLYESTER COPOLYMER, PREPARATION AND USE THEREOF
The present invention relates to a thermoplastic polyester copolymer, the preparation and the use thereof. The polyester copolymer is produced from hydroxyl carboxylic acids and derivatives thereof, such as glycolic acid, and lactone and derivatives thereof, such as ε-caprolactone, in the presence of a catalyst such as the combination of trifluoromethane sulfonic acid and triphenylphosphine.
The present disclosure relates to a method of forming a composition including forming a polymer melt in a melt feeder. The melt feeder is coupled with an extruder. The method includes introducing the polymer melt from the melt feeder to the extruder at a first location of the extruder. The method includes extruding the polymer melt through the extruder via a plurality of intermeshing screws disposed within the extruder. The method includes introducing a coupling agent to the extruder at a second location of the extruder.
B29B 7/60 - Mélange; Malaxage continu, avec dispositifs mécaniques de mélange ou de malaxage - Eléments constitutifs, détails ou accessoires; Opérations auxiliaires pour alimentation, p.ex. pièces de guidage pour la matière à traiter
B29C 48/00 - Moulage par extrusion, c. à d. en exprimant la matière à mouler dans une matrice ou une filière qui lui donne la forme désirée; Appareils à cet effet
B29B 7/48 - Mélange; Malaxage continu, avec dispositifs mécaniques de mélange ou de malaxage avec dispositifs de mélange ou de malaxage mobiles rotatifs avec plus d'un arbre à dispositifs à engrènement, p.ex. à vis qui s'engrènent
86.
HIGHLY ORIENTED LINEAR LOW DENSITY POLYETHYLENE FILMS WITH OUTSTANDING PROCESSABILITY AND MECHANICAL PROPERTIES
Polyethylene compositions that exhibit an excellent balance of flexibility, processability, and mechanical strength. The polyethylene compositions have a surprising balance between BOCD-type profiles and molecular weights that can be used to fabricate highly oriented monolayer blown-MDO films with high stiffness and good puncture.
C08F 210/16 - Copolymères de l'éthylène avec des alpha-alcènes, p.ex. caoutchoucs EP
C08F 4/6592 - Composant couvert par le groupe contenant une liaison métal de transition-carbone contenant au moins un cycle cyclopentadiényle, condensé ou non, p.ex. un cycle indényle ou fluorényle
Hydrocarbon conversion processes. The process can include providing a gas oil feed that can include a gas oil and an olefin. A reactivity R(go) of the gas oil feed can be determined. The R(go) can be compared to a predetermined reference reactivity R(ref). If R(go) > R(ref), the gas oil feed can be heated to a temperature in a range of from 200°C to 400°C for a residence time in a range of from 1 minute to 45 minutes to produce a heat-treated gas oil feed having a reactivity R(ht-go), until R(ht-go) ≤ R(ref). A hydroprocessor feed that includes the gas oil feed if R(go) ≤ R(ref) or the heat-treated gas oil feed can be fed to a hydroprocessor. The hydroprocessor feed can be hydroprocessed in the hydroprocessor to produce a hydroprocessor effluent that can include a hydroprocessed gas oil.
C10G 31/06 - Raffinage des huiles d'hydrocarbures, en l'absence d'hydrogène, par des méthodes non prévues ailleurs par chauffage, refroidissement ou traitement par la pression
C10G 9/36 - Craquage thermique non catalytique, en l'absence d'hydrogène, des huiles d'hydrocarbures par contact direct avec des fluides inertes préchauffés, p.ex. avec des métaux ou sels fondus avec des gaz ou vapeurs chauds
C10G 69/06 - Traitement des huiles d'hydrocarbures par au moins un procédé d'hydrotraitement et au moins un autre procédé de conversion uniquement par plusieurs étapes en série comprenant au moins une étape de craquage thermique en l'absence d'hydrogène
88.
CATALYST AND METHODS FOR PRODUCING XYLENE PRODUCTS RICH IN O-XYLENE
Methylation catalysts that include surface modified zeolites may be useful for converting benzene and/or toluene via methylation with methanol and/or dimethyl ether to produce xylene products with higher than equilibrium a-xylene selectivity. For example, a methylation process may include: contacting an aromatic hydrocarbon feed with a methylating agent feed in the presence of a methylation catalyst in a methylation reactor under methylation reaction conditions to produce a methylation product mixture effluent exiting the methylation reactor, wherein the methylation catalyst comprises a modified zeolite comprising (a) a zeolite of MWW framework type, such as MCM-49, and (b) a surface modification agent on at least a portion of an outer surface of the zeolite, and the methylation product mixture effluent having a higher than equilibrium o-xylene selectivity.
B01J 29/70 - Zéolites aluminosilicates cristallines; Leurs composés isomorphes de types caractérisés par leur structure spécifique non prévus dans les groupes
C07C 2/86 - Préparation d'hydrocarbures à partir d'hydrocarbures contenant un plus petit nombre d'atomes de carbone par condensation d'un hydrocarbure et d'un non-hydrocarbure
Processes and systems for converting benzene and/or toluene via methylation with methanol and/or dimethyl ether may be performed by contacting an aromatic hydrocarbon feed with a first methylating agent feed in the presence of a methylation catalyst in a series of fixed beds. Between the fixed beds, the product mixture from the upstream bed may be treated by (a) reducing the temperature, (b) adding additional methylating agent feed, (c) optionally removing water, and (d) optionally adding additional aromatic hydrocarbon feed.
C07C 2/86 - Préparation d'hydrocarbures à partir d'hydrocarbures contenant un plus petit nombre d'atomes de carbone par condensation d'un hydrocarbure et d'un non-hydrocarbure
B01J 8/04 - Procédés chimiques ou physiques en général, conduits en présence de fluides et de particules solides; Appareillage pour de tels procédés avec des particules immobiles, p.ex. dans des lits fixes le fluide passant successivement à travers plusieurs lits
90.
PYROLYSIS PROCESSES FOR UPGRADING A HYDROCARBON FEED
Processes for upgrading a hydrocarbon for a predetermined period of time. The process can include determining an amount of one or more contaminant-containing compositions that will be present in a pyrolysis effluent based, at least in part, on a composition of a hydrocarbon feed to be steam cracked, a temperature the hydrocarbon feed will be heated at during steam cracking, a residence time the hydrocarbon feed will be heated at the temperature during steam cracking, or a combination thereof. In some examples, the process can also include taking one or more steps to allow the hydrocarbon feed to be steam cracked for at least as long as a predetermined period of time, controlling process conditions within one or more separation stages to favor certain product compositions, introducing a predetermined amount of one or more agents into various locations of the process, or any combination thereof.
C10G 9/36 - Craquage thermique non catalytique, en l'absence d'hydrogène, des huiles d'hydrocarbures par contact direct avec des fluides inertes préchauffés, p.ex. avec des métaux ou sels fondus avec des gaz ou vapeurs chauds
B01D 53/14 - SÉPARATION Épuration chimique ou biologique des gaz résiduaires, p.ex. gaz d'échappement des moteurs à combustion, fumées, vapeurs, gaz de combustion ou aérosols par absorption
C02F 1/00 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout
C10G 33/00 - Déshydratation ou désémulsification des huiles d'hydrocarbures
C10G 33/04 - Déshydratation ou désémulsification des huiles d'hydrocarbures par des moyens chimiques
C10G 55/04 - Traitement des huiles d'hydrocarbures, en l'absence d'hydrogène, par au moins un procédé de raffinage et par au moins un procédé de craquage uniquement par plusieurs étapes en série comprenant au moins une étape de craquage thermique
C10G 69/06 - Traitement des huiles d'hydrocarbures par au moins un procédé d'hydrotraitement et au moins un autre procédé de conversion uniquement par plusieurs étapes en série comprenant au moins une étape de craquage thermique en l'absence d'hydrogène
C10G 70/06 - Post-traitement de mélanges non définis normalement gazeux obtenus par des procédés couverts par les groupes , , , , par des procédés physiques par mise en contact gaz-liquide
C10G 25/00 - Raffinage des huiles d'hydrocarbures, en l'absence d'hydrogène, au moyen d'absorbants ou d'adsorbants solides
91.
METHODS FOR REDUCING FOULING IN TAR UPGRADING PROCESSES
The present disclosure generally relates to methods for reducing fouling in tar upgrading processes and to apparatus for carrying out such processes. In some embodiments, a method is provided that includes providing a first tar stream, combining the first tar stream with a utility fluid to form a first process stream having a viscosity lower than that of the first tar stream, and heating the first process stream in a pre-heater under liquid phase conditions without feeding molecular hydrogen gas into the pre-heater to form a second process stream exiting the pre-heater.
C10G 31/06 - Raffinage des huiles d'hydrocarbures, en l'absence d'hydrogène, par des méthodes non prévues ailleurs par chauffage, refroidissement ou traitement par la pression
C10G 49/00 - Traitement des huiles d'hydrocarbures, en présence d'hydrogène ou de composés donneurs d'hydrogène, non prévu dans un seul des groupes , , , ou
C10G 9/36 - Craquage thermique non catalytique, en l'absence d'hydrogène, des huiles d'hydrocarbures par contact direct avec des fluides inertes préchauffés, p.ex. avec des métaux ou sels fondus avec des gaz ou vapeurs chauds
C10G 69/06 - Traitement des huiles d'hydrocarbures par au moins un procédé d'hydrotraitement et au moins un autre procédé de conversion uniquement par plusieurs étapes en série comprenant au moins une étape de craquage thermique en l'absence d'hydrogène
92.
POLYETHYLENE BLENDS, FILMS THEREOF, AND METHODS THEREOF
The present disclosure relates to polyethylene blends, films thereof, and methods thereof. In at least one embodiment, a polymer blend includes a first polyethylene having a density of about 0.94 g/cm3to about 0.97 g/cm3and a melt index of about 0.1 g/10min to about 10 g/10min. The blend includes a second polyethylene comprising at least 80 wt% ethylene derived-units. The second polyethylene has a density of about 0.918 g/cm3to about 0.945 g/cm3, a number average molecular weight (Mn) of about 10,000 g/mol to about 20,000 g/mol, a weight-average molecular weight (Mw) of about 75,000 g/mol to about 300,000 g/mol, a melt index (2.16 kg) of about 0.1 g/10min to about 5 g/10min, a high load melt index (21.6 kg) of about 25 g/10min to about 80 g/10min, and a melt index ratio of about 10 to about 50.
Processes for upgrading a hydrocarbon for a predetermined period of time. The process can include determining an amount of one or more contaminant-containing compositions that will be present in a pyrolysis effluent based, at least in part, on a composition of a hydrocarbon feed to be steam cracked, a. temperature the hydrocarbon feed will be heated at during steam cracking, a residence time the hydrocarbon feed will be heated at the temperature during steam cracking, or a combination thereof. In some examples, the process can also include taking one or more steps to allow the hydrocarbon feed to be steam cracked for at least as long as a predetermined, period of time, such as controlling process conditions within one or more separation stages to favor certain product compositions and/or introducing a predetermined amount of one or more materials into various locations of the process, or any combination thereof.
C10G 9/36 - Craquage thermique non catalytique, en l'absence d'hydrogène, des huiles d'hydrocarbures par contact direct avec des fluides inertes préchauffés, p.ex. avec des métaux ou sels fondus avec des gaz ou vapeurs chauds
B01D 53/14 - SÉPARATION Épuration chimique ou biologique des gaz résiduaires, p.ex. gaz d'échappement des moteurs à combustion, fumées, vapeurs, gaz de combustion ou aérosols par absorption
C01B 3/56 - Séparation de l'hydrogène ou des gaz contenant de l'hydrogène à partir de mélanges gazeux, p.ex. purification par contact avec des solides; Régénération des solides usés
C02F 1/66 - Traitement de l'eau, des eaux résiduaires ou des eaux d'égout par neutralisation; Ajustage du pH
C07C 1/12 - Préparation d'hydrocarbures à partir d'un ou plusieurs composés, aucun d'eux n'étant un hydrocarbure à partir d'oxydes de carbone à partir d'anhydride carbonique avec de l'hydrogène
C10G 33/00 - Déshydratation ou désémulsification des huiles d'hydrocarbures
C10G 55/04 - Traitement des huiles d'hydrocarbures, en l'absence d'hydrogène, par au moins un procédé de raffinage et par au moins un procédé de craquage uniquement par plusieurs étapes en série comprenant au moins une étape de craquage thermique
C10G 70/06 - Post-traitement de mélanges non définis normalement gazeux obtenus par des procédés couverts par les groupes , , , , par des procédés physiques par mise en contact gaz-liquide
C10K 3/04 - Modification de la composition chimique des gaz combustibles contenant l'oxyde de carbone en vue de produire un carburant amélioré, p.ex. un carburant de pouvoir calorifique différent qui peut ne pas contenir d'oxyde de carbone par traitement catalytique réduisant le taux d'oxyde de carbone
Conduits for cooling a hydrocarbon stream and processes for using same. The conduit can include a first inner wall defining a first bore, a second inner wall defining a second bore, and an outer wall disposed about the first and second inner walls. The conduit can also include an annular support wall connected to an inner surface of the outer wall. An end of the second inner wall and an end of the annular support wall can define a perimeter opening that can be in fluid communication with the second bore. An annular flexible ring can be bonded to the annular support wall and can flexibly contact the first inner wall. A substantially annular cavity can be disposed between the second inner and the outer walls and in fluid communication with the perimeter opening. A quench fluid introduction port can be configured to introduce a quench fluid into the cavity.
C10G 9/00 - Craquage thermique non catalytique, en l'absence d'hydrogène, des huiles d'hydrocarbures
F28C 3/06 - Autres appareils échangeurs de chaleur à contact direct les sources de potentiel calorifique étant un liquide et un gaz ou une vapeur
F28D 7/10 - Appareils échangeurs de chaleur comportant des ensembles de canalisations tubulaires fixes pour les deux sources de potentiel calorifique, ces sources étant en contact chacune avec un côté de la paroi d'une canalisation les canalisations étant disposées l'une dans l'autre, p.ex. concentriquement
95.
FLUORINE-FREE POLYMER PROCESSING AIDS INCLUDING POLYETHYLENE GLYCOLS
2622020 α-olefins, and the polymer composition can take the form of polymer pellets; a polymer melt; reactor-grade polymer granules and/or polymer slurries; or other form of polymer composition containing the PPA and optionally one or more other additives. The polymer composition is preferably free or substantially free of fluorine, including fluoropolymer-based PPAs.
Embodiments described herein relate to polyhdroxyalkanoate (PHA) copolymers and methods for their preparation utilizing ring-opening polymerization of lactones. Variations of the monomer composition, % of alternation, tacticity, and/or microstructure allow for tailoring of mechanical properties that fall into the elastomer, plastomer, and thermoplastic range.
Provided herein are polymer compositions comprising a Ziegler Natta-catalyzed polymer and polymer processing aid (PPA) compositions. The PPA composition comprises a polyethylene glycol, and optionally a sorbitan ester or polysorbate. The polyethylene glycol can have molecular weight less than 40,000 g/mol. The polymer can have melt index ratio (MIR) of 20 or greater. The polymer composition is preferably free or substantially free of fluorine, including fluoropolymer-based PPAs.
Provided herein are polymer compositions comprising a polymer and a surfactant. The surfactant can serve as a polymer processing aid (PPA), and can include a sorbitan ester and/or a polysorbate, preferably a polysorbate. The polymer composition can optionally include other additives, as well. The polymer can be a C2 - Ce olefin homopolymer or a copolymer of two or more C2 - C20 a-olefms, and the polymer composition can take the form of polymer pellets; a polymer melt; reactor-grade polymer granules and/or polymer slurries; or other form of polymer composition containing the PPA and optionally one or more other additives. The polymer composition is preferably free or substantially free of fluorine, including fluoropoly mer-based PPAs.
2622020 α-olefins. and the polymer composition can take the form of polymer pellets; a polymer melt; reactor-grade polymer granules and/or polymer slurries; or other form of polymer composition containing the PPA and optionally one or more other additives. The polymer composition is preferably free or substantially free of fluorine, including fluoropolymer-based PPAs.
2622020 α-olefins. and the polymer composition can take the form of polymer pellets; a polymer melt; reactor-grade polymer granules and/or polymer slurries; or other form of polymer composition containing the PPA and optionally one or more other additives. The polymer composition is preferably free or substantially free of fluorine, including fluoropolymer-based PPAs.