The present application discloses a foamable composition comprising 30 to 92 wt % cellulose acetate: 5 to 30 wt % of at least one plasticizer: 3 to 40 wt % of at least one natural filler; and 0) to 9 wt % of at least one physical blowing agent. The composition can be used to prepare biodegradable foam and foam articles having densities, cell sizes, mechanical and thermal properties appropriate for low and medium density foam applications.
C08J 9/08 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing carbon dioxide
A modified polyvinyl acetal resin comprising residues of a cyclic aldehyde is provided for use in forming interlayers for making laminated glass. Interlayers as described herein exhibit desirable optical and acoustic properties and are more easily recycled than those without the modified polyvinyl acetal resin.
Processes and facilities for producing a recycled content organic chemical compound directly or indirectly from waste plastic. Processing schemes are described herein for converting waste plastic (or hydrocarbon having recycled content derived from waste plastic) into useful intermediate chemicals and final products. In some aspects, recycled content aromatics (r-aromatics) can be processed to provide recycled content paraxylene (r-paraxylene), which can then be used to provide recycled content terephthalic acid (r-TPA) and/or recycled content polyethylene terephthalate (r-PET).
The present application discloses cellulose ester compositions comprising certain mineral particle compositions. The compositions when heated reduce the molecular weight of the cellulose esters in the compositions depending in the temperature, time, and mineral particle composition loading. The present application also discloses processes for reducing the molecular weight of cellulose esters in cellulose ester compositions comprising the mineral particle compositions.
Processes for recovering dialkyl terephthalates. The processes can include exposing a polyester composition to a first composition including one or more glycols and methanol under depolymerization conditions thereby providing one or more depolymerization products. The one or more depolymerization products can be exposed to an alcoholysis process to recover dialkyl terephthalate. Optionally, the one or more glycols and/or methanol can be recovered at the end of the alcoholysis process and re-used in subsequent processes for recovering dialkyl terephthalates.
C07C 67/28 - Preparation of carboxylic acid esters by modifying the hydroxylic moiety of the ester, such modification not being an introduction of an ester group
C07C 67/56 - SeparationPurificationStabilisationUse of additives by solid-liquid treatmentSeparationPurificationStabilisationUse of additives by chemisorption
6.
PROCESS FOR MAKING RECYCLABLE COPOLYESTERS ARTICLES WITH LIVING HINGES
A process for making a fully recyclable packaging article comprising (1) a reclosable lid with a living hinge which comprises a copolyester composition that is recyclable in a PET stream. (2) a container which comprises a copolyester composition that is recyclable in a PET stream; and affixed thereto is (3) a crystallizable shrinkable film or label which comprises a copolyester composition that is recyclable in a PET stream.
Processes and facilities for producing a recycled content hydrocarbon product directly or indirectly from waste plastic. Processing schemes are described herein for converting waste plastic (or hydrocarbon having recycled content derived from waste plastic) into useful intermediate chemicals and final products. In some aspects, recycled content aromatics (r-aromatics) can be processed to provide recycled content paraxylene (r-paraxylene), which can then be used to provide recycled content terephthalic acid (r-TPA) and/or recycled content polyethylene terephthalate (r-PET).
C07C 2/42 - Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by addition between unsaturated hydrocarbons homo- or co-oligomerisation with ring formation, not being a Diels-Alder conversion
C10G 9/36 - Thermal non-catalytic cracking, in the absence of hydrogen, of hydrocarbon oils by direct contact with inert preheated fluids, e.g. with molten metals or salts with heated gases or vapours
8.
PROCESSES FOR RECOVERING DIALKYL TEREPHTHALATES FROM TETRAMETHYL CYCLOBUTANEDIOL (TMCD)-CONTAINING POLYMERS
Processes for recovering dialkyl terephthalates. The processes can include exposing a feedstock composition that includes one or more tetramethylcyclobutanediol (TMCD)-containing polyesters ethylene glycol, methanol, or both under depolymerization conditions thereby providing one or more depolymerization products. The one or more depolymerization products can be exposed to an alcoholysis process to recover dialkyl terephthalate.
C08J 11/24 - Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material by treatment with organic oxygen-containing compounds containing hydroxyl groups
C07C 29/128 - Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by alcoholysis
C07C 29/80 - SeparationPurificationStabilisationUse of additives by physical treatment by distillation
C07C 67/02 - Preparation of carboxylic acid esters by interreacting ester groups, i.e. transesterification
C07C 67/03 - Preparation of carboxylic acid esters by reacting an ester group with a hydroxy group
C07C 67/48 - SeparationPurificationStabilisationUse of additives
C08J 11/16 - Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with inorganic material
9.
COPOLYESTER BLOW MOLDED ARTICLES WITH A TRANSPARENT VIEW STRIPE
Blow molded articles with transparent view stripes made from copolyester compositions which comprise residues of terephthalic acid, 1,4-cyclohexanedimethanol (CHDM), ethylene glycol (EG), neopentyl glycol (NPG), and/or 2,2,4,4-tetramethyl-1,3-cyclobutanediol (TMCD) residues, in certain compositional ranges having certain advantages and improved properties.
C08L 67/02 - Polyesters derived from dicarboxylic acids and dihydroxy compounds
B32B 1/00 - Layered products having a non-planar shape
B32B 27/08 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance of synthetic resin of a different kind
A cellulose ester and/or cellulose ester fiber is produced from at least two different raw materials that each have recycled content from one or more from a waste materials. The resulting cellulose ester and/or cellulose ester fiber has higher recycled content than if only one of the raw materials used to make it had recycled content.
Staple fibers and filament yarns formed from cellulose esters, such as cellulose acetate, are described herein, along with methods of making the fibers and their use in nonwoven fabrics and articles. The filament yarns and fibers described herein may be coated with at least one finish and, in some cases, may be coated with two or more finishes selected to enhance the properties of the fibers. Staple fibers as described herein may be used to produce nonwoven webs that are strong, soft, absorbent, and biodegradable, and may be used in wet or dry nonwoven articles for a variety personal care, medical, industrial, and commercial applications.
D01F 2/28 - Monocomponent artificial filaments or the like of cellulose or cellulose derivativesManufacture thereof from cellulose derivatives from organic cellulose esters or ethers, e.g. cellulose acetate
D01D 5/253 - Formation of filaments, threads, or the like with a non-circular cross sectionSpinnerette packs therefor
D01F 11/02 - Chemical after-treatment of man-made filaments or the like during manufacture of cellulose, cellulose derivatives, or proteins
D01G 1/04 - Severing continuous filaments or long fibres, e.g. stapling to form staple fibres not delivered in strand form by cutting
D02G 1/12 - Producing crimped or curled fibres, filaments, yarns or threads, giving them latent characteristics using stuffer boxes
Processes and facilities for producing a recycled content organic chemical compound directly or indirectly from waste plastic. Processing schemes are described herein for converting waste plastic (or hydrocarbon having recycled content derived from waste plastic) into useful intermediate chemicals and final products. In some aspects, recycled content aromatics (r-aromatics) from a hydrocarbon resin production facility can be processed to provide recycled content paraxylene (r-paraxylene), which can then be used to provide recycled content terephthalic acid (r-TPA) and/or recycled content polyethylene terephthalate (r-PET).
C10G 57/02 - Treatment of hydrocarbon oils, in the absence of hydrogen, by at least one cracking process or refining process and at least one other conversion process with polymerisation
A vapor-generating article comprises a plurality of segments assembled in the form of a rod. The segments include a vapor-forming segment and a vapor-cooling segment located downstream of the vapor-forming segment within the rod. The vapor-cooling segment comprises a crimped cellulose ester (CE) film. The crimped CE film may comprise cellulose acetate propionate, perforations, or both.
Processes and facilities for producing a recycled content organic chemical compound directly or indirectly from waste plastic. Processing schemes are described herein for converting waste plastic (or hydrocarbon having recycled content derived from waste plastic) into useful intermediate chemicals and final products. The waste plastic can be liquified before being introduced to downstream processing. In some aspects, recycled content aromatics (r-aromatics) can be processed to provide recycled content paraxylene (r-paraxylene), which can then be used to provide recycled content terephthalic acid (r-TPA) and/or recycled content polyethylene terephthalate (r-PET).
C10G 11/18 - Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils with preheated moving solid catalysts according to the "fluidised bed" technique
C10G 55/06 - Treatment of hydrocarbon oils, in the absence of hydrogen, by at least one refining process and at least one cracking process plural serial stages only including at least one catalytic cracking step
Processes and facilities for producing a recycled content organic chemical compound directly or indirectly from waste plastic. Processing schemes are described herein for converting waste plastic (or hydrocarbon having recycled content derived from waste plastic) into useful intermediate chemicals and final products. In some aspects, recycled content aromatics (r-aromatics) can be processed to provide recycled content paraxylene (r-paraxylene), which can then be used to provide recycled content terephthalic acid (r-TPA) and/or recycled content polyethylene terephthalate (r-PET).
C10G 69/06 - Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one other conversion process plural serial stages only including at least one step of thermal cracking in the absence of hydrogen
16.
RECYCLED CONTENT HYDROCARBON FROM A RESIN FACILITY TO RECYCLED CONTENT PARAXYLENE
Processes and facilities for producing a recycled content organic chemical compound directly or indirectly from waste plastic. Processing schemes are described herein for converting waste plastic (or hydrocarbon having recycled content derived from waste plastic) into useful intermediate chemicals and final products. In some aspects, recycled content aromatics (r-aromatics) from a hydrocarbon resin production facility can be processed to provide recycled content paraxylene (r-paraxylene), which can then be used to provide recycled content terephthalic acid (r-TPA) and/or recycled content polyethylene terephthalate (r-PET).
Processes and facilities for producing a recycled content organic chemical compound directly or indirectly from waste plastic. Processing schemes are described herein for converting waste plastic (or hydrocarbon having recycled content derived from waste plastic) into useful intermediate chemicals and final products. The waste plastic can be liquified before being introduced to downstream processing. In some aspects, recycled content aromatics (r-aromatics) can be processed to provide recycled content paraxylene (r-paraxylene), which can then be used to provide recycled content terephthalic acid (r-TPA) and/or recycled content polyethylene terephthalate (r-PET).
C10G 69/10 - Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one other conversion process plural serial stages only including at least one step of reforming naphtha hydrocracking of higher boiling fractions into naphtha and reforming the naphtha obtained
C08J 11/18 - Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material
C10G 47/30 - Cracking of hydrocarbon oils, in the presence of hydrogen or hydrogen-generating compounds, to obtain lower boiling fractions with moving solid particles according to the "fluidised bed" technique
18.
RECYCLED CONTENT METAXYLENE AND RELATED CHEMICAL COMPOUNDS FROM WASTE PLASTIC
Processes and facilities for producing a recycled content organic chemical compound directly or indirectly from waste plastic. Processing schemes are described herein for converting waste plastic (or hydrocarbon having recycled content derived from waste plastic) into useful intermediate chemicals and final products. In some aspects, recycled content aromatics (r-aromatics) can be processed to provide recycled content metaxylene (r-metaxylene), which can then be used to provide recycled content isophthalic acid (r-IA) and/or recycled content co-polyethylene terephthalate (r-co-PET). In some aspects, at least a portion of the r-IPA can be used to form recycled content dimethyl isophthalate (r-DMI) and/or as a monomer to provide one or more of several different types of recycled content polyester (r-polyester).
C07C 51/265 - Preparation of carboxylic acids or their salts, halides, or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting having alkyl side chains which are oxidised to carboxyl groups
C08G 63/688 - Polyesters containing atoms other than carbon, hydrogen, and oxygen containing sulfur
C08J 11/12 - Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by dry-heat treatment only
C10B 53/07 - Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form of synthetic polymeric materials, e.g. tyres
19.
RECYCLED CONTENT PARAXYLENE AND RELATED CHEMICAL COMPOUNDS FROM WASTE PLASTIC
Processes and facilities for producing a recycled content organic chemical compound directly or indirectly from waste plastic. Processing schemes are described herein for converting waste plastic (or hydrocarbon having recycled content derived from waste plastic) into useful intermediate chemicals and final products. In some aspects, recycled content aromatics (r-aromatics) can be processed to provide recycled content paraxy lene (r-paraxylene), which can then be used to provide recycled content terephthalic acid (r-TPA) and/or recycled content polyethylene terephthalate (r-PET). In some aspects, the r-PET can include one or more comonomers to form r-co-PET, which can be used in a variety of end use applications.
C10G 55/04 - Treatment of hydrocarbon oils, in the absence of hydrogen, by at least one refining process and at least one cracking process plural serial stages only including at least one thermal cracking step
C07C 51/255 - Preparation of carboxylic acids or their salts, halides, or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting
C07C 51/36 - Preparation of carboxylic acids or their salts, halides, or anhydrides by reactions not involving formation of carboxyl groups by hydrogenation of carbon-to-carbon unsaturated bonds
Processes and facilities for producing a recycled content organic chemical compound directly or indirectly from waste plastic. Processing schemes are described herein for converting waste plastic (or hydrocarbon having recycled content derived from waste plastic) into useful intermediate chemicals and final products. In some aspects. recycled content aromatics (r-aromatics) can be processed to provide recycled content paraxylene (r-paraxylene), which can then be used to provide recycled content terephthalic acid (r-TPA) and/or recycled content polyethylene terephthalate (r-PET).
C10G 69/08 - Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one other conversion process plural serial stages only including at least one step of reforming naphtha
21.
RECYCLED CONTENT ORGANIC CHEMICAL COMPOUNDS FROM WASTE PLASTIC
Processes and facilities for producing several types of recycled content organic chemical compounds from waste plastic. Processing schemes are described herein for converting waste plastic (or hydrocarbon having recycled content derived from waste plastic) into useful intermediate chemicals and final products. In some aspects, recycled content aromatics (r-aromatics) can be processed to provide recycled content benzene (r-benzene) and/or recycled content toluene (r-toluene), which can be further processed to form a variety of intermediate and final organic chemical compounds including, but not limited to, recycled content nylons, recycled content polystyrene. recycled content benzoic acid, and recycled content phenol.
C07D 223/02 - Heterocyclic compounds containing seven-membered rings having one nitrogen atom as the only ring hetero atom not condensed with other rings
C08G 69/00 - Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
C10G 55/04 - Treatment of hydrocarbon oils, in the absence of hydrogen, by at least one refining process and at least one cracking process plural serial stages only including at least one thermal cracking step
C10G 55/06 - Treatment of hydrocarbon oils, in the absence of hydrogen, by at least one refining process and at least one cracking process plural serial stages only including at least one catalytic cracking step
22.
RECYCLED CONTENT DIMETHYL TEREPHTHALATE AND RELATED CHEMICAL COMPONENTS FROM WASTE PLASTIC
Processes and facilities for producing a recycled content organic chemical compound directly or indirectly from waste plastic. Processing schemes are described herein for converting waste plastic (or hydrocarbon having recycled content derived from waste plastic) into useful intermediate chemicals and final products. In some aspects, recycled content aromatics (r-aromatics) can be processed to provide recycled content paraxylene (r-paraxylene), which can then be used to provide recycled content dimethyl terephthalate (r-DMT). The r-DMT can then be used to form a variety of other chemical and end products, including recycled content cyclohexanedimethanol (r-CHDM) and various recycled content polymers, such as polyesters and aramid polymers.
C08J 11/12 - Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by dry-heat treatment only
C07C 29/149 - Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen-containing functional group of C=O containing groups, e.g. —COOH of carboxylic acids or derivatives thereof with hydrogen or hydrogen-containing gases
C07C 51/265 - Preparation of carboxylic acids or their salts, halides, or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting having alkyl side chains which are oxidised to carboxyl groups
C07C 67/39 - Preparation of carboxylic acid esters by oxidation of groups which are precursors for the acid moiety of the ester
C10B 53/07 - Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form of synthetic polymeric materials, e.g. tyres
23.
RECYCLED CONTENT PARAXYLENE FROM RECYCLED CONTENT PYROLYSIS VAPOR
Processes and facilities for producing a recycled content hydrocarbon product directly or indirectly from waste plastic. Processing schemes are described herein for converting waste plastic (or hydrocarbon having recycled content derived from waste plastic) into useful intermediate chemicals and final products. In some aspects, recycled content aromatics (r-aromatics) can be processed to provide recycled content paraxylene (r-paraxylene), which can then be used to provide recycled content terephthalic acid (r-TPA) and/or recycled content polyethylene terephthalate (r-PET).
Processes and facilities for producing a recycled content organic chemical compound directly or indirectly from waste plastic. Processing schemes are described herein for converting waste plastic (or hydrocarbon having recycled content derived from waste plastic) into useful intermediate chemicals and final products. In some aspects, recycled content aromatics (r-aromatics) can be processed to provide recycled content paraxylene (r-paraxylene), which can then be used to provide recycled content terephthalic acid (r-TPA) and/or recycled content polyethylene terephthalate (r-PET).
C10G 69/08 - Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one other conversion process plural serial stages only including at least one step of reforming naphtha
Processes and facilities for producing a recycled content organic chemical compound directly or indirectly from waste plastic. Processing schemes are described herein for converting waste plastic (or hydrocarbon having recycled content derived from waste plastic) into useful intermediate chemicals and final products. The processing schemes may comprise a process for removing nitrogen from a feedstock for catalytic reforming. In some aspects, recycled content aromatics (r-aromatics) can be processed to provide recycled content paraxylene (r-paraxylene). which can then be used to provide recycled content terephthalic acid (r-TPA) and/or recycled content polyethylene terephthalate (r-PET).
C10G 59/02 - Treatment of naphtha by two or more reforming processes only or by at least one reforming process and at least one process which does not substantially change the boiling range of the naphtha plural serial stages only
26.
BIODEGRADABLE MICROBEADS WITH ENHANCED OPTICAL EFFECTS
Biodegradable microbeads exhibiting superior optical effects are provided. More particularly, biodegradable microparticles formed from biodegradable mixed cellulose esters are provided that exhibit superior optical effects, such as haze transmission, which are highly beneficial when used to produce cosmetic formulations. The produced microbeads also exhibit enhanced solidity, sphericity, and smoothness.
Systems and methods of producing cellulose ester (CE) microparticles are provided. The CE microparticles are produced by milling initial CE particles, having an average particle size of at least 75 microns, to a D50 particle size in the range of 0.5 to 50 microns. The produced microparticles are biodegradable, and have acceptable solidity and/or tactile feel to be used as an economical substitute for conventional plastic microbeads.
This invention relates to aliphatic, carbamate-functional polyester resins for use in coatings. More particularly this invention relates to aliphatic, carbamate-functional polyester resins containing 2,2,4,4-tetramethyl-1,3-cyclobutanediol (TMCD) that exhibit improved scratch resistance and acid etch resistance when formulated into 2K automotive clearcoats. These carbamate-functional polyesters can be used as the sole resin in the clearcoat binder or in combination with other carbamate-functional acrylic resins and/or hydroxyl-functional acrylic and polyester resins.
Quantities of plastic solids derived from mixed plastic waste are provided. The quantities can comprise polyolefins and/or polyethylene terephthalate and can be co-located with other quantities of plastic solids. The quantities of solids plastics can comprise particulate plastic solids that are suitable for use as feedstocks to various chemical recycling processes.
B29K 67/00 - Use of polyesters as moulding material
C08L 23/00 - Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bondCompositions of derivatives of such polymers
C08L 67/02 - Polyesters derived from dicarboxylic acids and dihydroxy compounds
30.
CATALYTIC CARBOXYCARBONYLATION OF ALKENES TO FORM ANHYDRIDES
Provided are polymer compositions comprising copolyesters comprising 2,2,4,4-tetramethyl-1,3-cyclobutanediol (TMCD) and ethylene glycol (EG) residues which exhibit substantially improved impact toughness and coefficient of friction reduction while physical properties such as heat distortion temperature (HOT) and flexural modulus, after modification, are maintained compared to un-modified compositions.
Provided are polymer compositions comprising copolyesters comprising 2,2,4,4-tetramethyl-1,3-cyclobutanediol (TMCD) and cyclohexanedimethanol (CHDM) residues which exhibit substantially improved impact toughness and coefficient of friction reduction while physical properties such as heat distortion temperature (HDT) and flexural modulus, after modification, are maintained compared to un-modified compositions.
Described are polymer compositions that include a blend of recycled poly (ethylene terephthalate) (rPET) and a copolyester based on monomers that include on terephthalic acid (TPA), ethylene glycol (EG) and 2,2,4,4-tetramethyl-1,3-cyclobutanediol (TMCD), wherein the blend has improved engineering properties compared to the rPET material.
Thermoplastic films are disclosed that are suitable for use as auto wraps. The films include a thermoplastic polymer layer comprising a thermoplastic polyurethane polymer and a polyvinyl acetal polymer. The films further comprise a patterned adhesive layer. The thermoplastic films, when tested by a 25% Heat Relaxation Test at a thickness of about 0.006 inches, exhibit a final load from about 0.02 to about 0.3 pounds force; and when tested by a 25% Elastic Recovery test, exhibit a residual strain at one minute of 2% or greater.
A dichloromethane-free wet spinning process for producing cellulose triacetate fiber with a silk factor greater than 8.0. A dichloromethane-free cellulose triacetate dope comprising dimethylacetamide is wet spun into a coagulation bath which is controlled to a temperature ranging from 20° C. to 40° C. and comprising dimethylacetamide and water. A jet draw stretching ratio ranging from 0.3 to 1.4 is applied to the wet spun CTA fibers which may also be subjected to one or more post jet draw stretching steps. During drying, the CTA fibers are partially or completely shrunk. This process enables CTA fiber(s) having a silk factor greater than 8.0 to be produced without using dichloromethane and without the energy costs associated with other processes that requiring lower or higher coagulation bath temperatures.
D01F 2/28 - Monocomponent artificial filaments or the like of cellulose or cellulose derivativesManufacture thereof from cellulose derivatives from organic cellulose esters or ethers, e.g. cellulose acetate
Chemical recycling facilities for processing mixed plastic waste are provided herein. Such facilities have the capability of processing mixed plastic waste streams and utilize a variety of recycling facilities, such as, for example, solvolysis facility, a pyrolysis facility, a cracker facility, a partial oxidation gasification facility, an energy generation/energy production facility, and a solidification facility. Streams from one or more of these individual facilities may be used as feed to one or more of the other facilities, thereby maximizing recovery of valuable chemical components and minimizing unusable waste streams.
C10G 1/10 - Production of liquid hydrocarbon mixtures from oil shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal from rubber or rubber waste
B09B 3/70 - Chemical treatment, e.g. pH adjustment or oxidation
B29B 17/02 - Separating plastics from other materials
C08J 11/00 - Recovery or working-up of waste materials
C08J 11/24 - Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material by treatment with organic oxygen-containing compounds containing hydroxyl groups
C10J 3/66 - Processes with decomposition of the distillation products by introducing them into the gasification zone
THE UNIVERSITY OF NORTH CAROLINA AT CHAPEL HILL (USA)
EASTMAN CHEMICAL COMPANY (USA)
Inventor
Miller, Alexander James Minden
Grajeda, Javier Martinez
Yoo, Changho
West, Nathan Mitchell
See, Xin Yi
Perri, Steven Thomas
Mason, Dawn Chamaine
Meade, Chris David
Cunningham, Drew
Abstract
Disclosed are improved catalytic carbonylation methods. In general, the methods are suitable for carbonylating a variety of esters in the presence of carbon monoxide or a source thereof and a catalyst system comprising a transition metal-carbene complex; or a neutral carbene or salt thereof together with a transition metal compound; and a halide source for use as a halide promoter.
A filter product for use in a consumer product. The consumer product may comprise a tobacco product, such as a combustible cigarette or a heat-not-burn stick. The filter product may comprise a plurality of cellulose acetate fibers having hollow core sections.
A filter product for use in a consumer product. The consumer product may comprise a tobacco product, such as a combustible cigarette or a heat-not-burn stick. The filter product may comprise a plurality of cellulose acetate fibers having hollow core sections.
Heat shrinkable films comprised of polyesters comprising certain combinations of glycols and diacids in particular proportions. These polyesters afford certain advantageous properties in the resulting shrinkable films including toughness and/or ageing, and thus are suitable as replacements for commercially available shrink films made using poly(vinyl chloride).
C08L 67/02 - Polyesters derived from dicarboxylic acids and dihydroxy compounds
B32B 27/08 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance of synthetic resin of a different kind
A dried, solid composition comprising a compound of the structural formula (I) is provided: wherein R2 is an alkyl group having 1 to 6 carbon atoms, and wherein the composition has a particle/crystal size distribution of 20 to 500 microns; wherein the dried solid composition has a specific cake resistance of 5×109 m/kg or less, or 4.3×109 m/kg or less; wherein the particle size ranges from 20 to 500 microns. A process for making the composition is also provided.
Provided are copolyester films comprising multicomponent compositions which exhibit improved durability and customizable modulus properties which can be useful in many applications, including formed articles for use in the dental appliance market.
Multilayer crystallizable heat shrinkable films and sheets comprising amorphous copolyester compositions and crystallizable copolyester compositions which comprise residues of terephthalic acid, neopentyl glycol (NPG), 1,4-cyclohexanedimethanol (CHDM), ethylene glycol (EG), and diethylene glycol (DEG), and which incorporate recycled PET, in certain compositional ranges having certain advantages and improved properties including recyclability.
Thermoplastic films are disclosed that are suitable for use as auto wraps. The films comprise a thermoplastic polymer layer comprising: a thermoplastic polyurethane polymer: a polyvinyl acetal polymer; and a polymeric plasticizer. The thermoplastic polyurethane polymer is present in the thermoplastic polymer layer in an amount from about 70 to about 99 percent by weight. The films further comprise a patterned adhesive layer.
C09J 7/25 - PlasticsMetallised plastics based on macromolecular compounds obtained otherwise than by reactions involving only carbon-to-carbon unsaturated bonds
C08L 67/02 - Polyesters derived from dicarboxylic acids and dihydroxy compounds
This invention relates to polyesteramide compositions that are curable with isocyanates, phenolic resins, amino resins, or a combination thereof. The polyesteramide compositions comprise a cycloaliphatic diol such as 2,2,4,4-tetramethyl-1,3-cyclobutanediol (TMCD). Coating compositions prepared from such polyesteramides are capable of providing a good balance of the desirable coating properties such as solvent resistance and wedge bend resistance for metal packaging applications.
This invention pertains to coating compositions based on a blend of polyester containing 2,2,4,4-tetramethyl-1,3-cyclobutanediol (TMCD) and malonic polyester. Coatings based on such polyester blends are capable of providing a good balance of the desirable coating properties, such as solvent resistance, retort resistance, microcracking resistance, and bending ability, for metal packaging applications.
A melt-processable, plasticized cellulose ester composition is described. The melt-processable, plasticized cellulose ester composition of the present invention includes (i) cellulose ester; (ii) plasticizer; and (iii) a sulfonated isophthalic acid material or salt thereof. Cellulose acetate melts and melt-formed articles are also described.
Methods and systems for separating mixed plastic waste are provided herein. The methods generally comprise separating the mixed plastic waste into a PET-enriched stream and one or more PET-depleted streams. The separating may be accomplished using the combinations of two or more density separation stages. Exemplary density separation stages include sink-float separators and centrifugal force separators. The PET-enriched and PET-depleted streams may be recovered and/or directed to downstream chemical recycling processes.
A melt-processable, plasticized cellulose ester composition is described. The melt-processable, plasticized cellulose ester composition of the present invention includes (i) cellulose ester; (ii) plasticizer; and (iii) a hydrocolloid. Cellulose acetate melts and melt-formed articles are also described.
Processes and systems for producing recycled content polyethylene terephthalate (r-PET) are provided. Integration of chemical recycling facilities with PET production facilities reduces energy consumption and helps minimize adverse environmental impacts, while providing valuable end products having up to 100 percent recycled content. Additionally, processes and systems described herein may provide high IV, crystalline PET based on dimethyl terephthalate, which can exhibit desirable properties during molding and other end use applications.
C08J 11/24 - Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material by treatment with organic oxygen-containing compounds containing hydroxyl groups
The present application discloses granules with a solid core that is coated with a cellulosic polymer. The solid core of the granules can be made of a number of active ingredients. The granules can be used in animal feeds to deliver the active ingredients into the intestine of animals for maximum effect.
A23K 40/10 - Shaping or working-up of animal feeding-stuffs by agglomerationShaping or working-up of animal feeding-stuffs by granulation, e.g. making powders
A23K 20/158 - Fatty acidsFatsProducts containing oils or fats
A23K 40/35 - Making capsules specially adapted for ruminants
A23K 50/10 - Feeding-stuffs specially adapted for particular animals for ruminants
The present invention relates to a process for making unsaturated polyester with high fumarate/maleate ratio. In particular, the process comprises making unsaturated polyester with ethylenically unsaturated compound as one of the starting material followed by isomerization using N,N-dimethylacetoacetamide (DMAA) as the catalyst. The polyester has a fumarate/maleate ratio of 90/10 or greater.
Provided is a process for preparing bicyclo[2.2.2]octane-1,4-diol starting from cyclohexane-1,4-dione. The dione is reacted with certain trialkylsilyl halides or trimethylsilyl trifluormethanesulfonate in the presence of a non-nucleophilic base to afford a silyl-substituted diene, which is in turn reacted with ethylene and subsequently reduced to provide the title compound.
Processes and systems for producing recycled content polyethylene terephthalate (r-PET) are provided. Integration of chemical recycling facilities with PET production facilities reduces energy consumption and helps minimize adverse environmental impacts, while providing valuable end products having up to 100 percent recycled content.
C08J 11/24 - Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material by treatment with organic oxygen-containing compounds containing hydroxyl groups
Processes and systems for producing recycled content polyethylene terephthalate (r-PET) are provided. Integration of chemical recycling facilities with PET production facilities reduces energy consumption and helps minimize adverse environmental impacts, while providing valuable end products having up to 100 percent recycled content. Additionally, processes and systems described herein may provide high IV, crystalline PET based on dimethyl terephthalate, which can exhibit desirable properties during molding and other end use applications.
C08J 11/24 - Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material by treatment with organic oxygen-containing compounds containing hydroxyl groups
56.
INTEGRATED CHEMICAL RECYCLING FACILITY WITH POLYETHYLENE TEREPHTHALATE PRODUCTION
Processes and systems for producing recycled content polyethylene terephthalate (r-PET) are provided. Integration of chemical recycling facilities with PET production facilities reduces energy consumption and helps minimize adverse environmental impacts, while providing valuable end products having up to 100 percent recycled content.
C08J 11/24 - Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material by treatment with organic oxygen-containing compounds containing hydroxyl groups
The invention provides a process for the preparation of a modified triethanolamine/fatty acid ester composition ratio by treatment of a conventional triethanolamine fatty acid ester composition with a hydrolytic enzyme. Also provided are novel mixtures of triethanolamine and mono-, di-, and tri-esters of fatty acids which are useful in the preparation of cationic surfactants useful in fabric softening applications. In one aspect, the method increases the triester fraction without significantly affecting the amount of mono-ester and unesterified species, which in turn adds to the flexibility in the formulation of the corresponding fabric softening compositions.
Biodegradable beads are provided that are formed from mixed cellulose esters, such as cellulose acetate butyrate or cellulose acetate propionate. The biodegradable beads and mixed cellulose esters are both freshwater biodegradable and may be used in various downstream applications where biodegradable components are desired and sought.
This invention relates to a polyester composition comprising: (1) at least one polyester which comprises: (a) a dicarboxylic acid component; (b) a glycol component; and (2) residues of a catalyst system comprising: (a) lithium atoms and aluminum atoms, (b) gallium atoms, or (c) zirconium atoms, and (d) optionally, less than 30 ppm, or less than 20 ppm, or less than 10 ppm, or less than 5 ppm, or from 0 to 30 ppm, or from 0 to 20 ppm, or from 0 to 10 ppm, or 0 ppm of tin atoms, relative to the mass of final polyester being prepared.
A copolyester is provided comprising: a. at least one terephthalate acid residue; b. about 85 to about 96 mole % of ethylene glycol residues; c. about 4 to about 15 mole % of a combination of 1,4-cyclohexanedimethanol residues (CHDM) and diethylene glycol (DEG) residues; and d. a germanium catalyst present in the copolyester at a concentration of about 5 to about 500 ppm based on elemental germanium; wherein the terephthalate monomer is based on the substantially equal diacid equivalents of 100 mole % to diol equivalence of 100 mole % for a total of 200 mole %.
The present application discloses mixed cellulose esters that are freshwater biodegradable. The present application also discloses compositions, articles, beads and films (e.g. reverse dispersion quarter waveplate) made from the mixed cellulose esters.
Disclosed herein is a retrofit process to make 5-(alkoxycarbonyl)furan-2-carboxylic acids (ACFC) from feedstocks comprised of furoates. When a feedstock comprised of methyl 5-methylfuran-2-carboxylate (MMFC) is used a product comprised of (5-(methoxycarbonyl)furan-2-carboxylic acid (MCFC) is obtained in high yield.
B01J 31/04 - Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing carboxylic acids or their salts
The polyester compositions of the invention are useful in the manufacture of shrinkable films. The shrinkable films of the invention are comprised of polyester compositions comprising certain combinations of glycols and dicarboxylic acids in particular proportions which provide a lower level of shrinkage while having a melting temperature to accommodate modern sorting and recycling technologies.
Disclosed are novel curable polyesters comprising the reaction product of 2,2,4,4-tetramethyl-1,3-cyclobutanediol (TMCD) and dimethylolpropionic acid. The curable polyesters have particular utility in waterborne coating compositions. Such waterborne coating compositions provide a good balance of desirable coating properties for metal packaging applications.
C09D 167/06 - Unsaturated polyesters having carbon-to-carbon unsaturation
C08G 63/06 - Polyesters derived from hydroxy carboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxy carboxylic acids
This invention relates to unsaturated polyester compositions comprising cycloaliphatic diols such as 2,2,4,4-tetramethyl-1,3-cyclobutanediol (TMCD) that are curable with an isocyanate crosslinker, an amino crosslinker, or a combination thereof. The unsaturated polyester compositions provide a good balance of desirable coating properties such as solvent resistance and wedge bend resistance in metal packaging applications.
A dry spinning system and process are used to produce cellulose ester fibers. The process utilizes one or more of N,N-dimethylformamide, N,N-dimethylacetamide, dimethyl sulfoxide, or mixtures thereof as the dissolution solvent. The process minimizes or avoids discoloration of the fibers.
D01F 2/30 - Monocomponent artificial filaments or the like of cellulose or cellulose derivativesManufacture thereof from cellulose derivatives from organic cellulose esters or ethers, e.g. cellulose acetate by the dry spinning process
D02G 3/02 - Yarns or threads characterised by the material or by the materials from which they are made
D03D 15/225 - Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used characterised by the material of the fibres or filaments constituting the yarns or threads cellulose-based artificial, e.g. viscose
D04B 1/16 - Other fabrics or articles characterised primarily by the use of particular thread materials synthetic threads
D04B 21/16 - Fabrics characterised by the incorporation by knitting, in one or more thread, fleece, or fabric layers, of reinforcing, binding, or decorative threadsFabrics incorporating small auxiliary elements, e.g. for decorative purposes incorporating synthetic threads
The present disclosure relates to crystallizable shrinkable films and thermoformable film(s) or sheet(s) comprising blends of polyester compositions which comprise residues of terephthalic acid, neopentyl glycol (NPG), 1,4-cyclohexanedimethanol (CHDM), ethylene glycol (EG), and diethylene glycol (DEG), in certain compositional ranges having certain advantages and improved properties.
Biodegradable beads are provided that are formed from mixed cellulose esters, such as cellulose acetate butyrate or cellulose acetate propionate, and which exhibit superior oil absorption properties. The biodegradable beads and mixed cellulose esters are both freshwater biodegradable and may be used in various downstream applications where biodegradable components are desired and sought.
B01J 20/24 - Naturally occurring macromolecular compounds, e.g. humic acids or their derivatives
B01J 20/28 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof characterised by their form or physical properties
B01J 20/30 - Processes for preparing, regenerating or reactivating
The present application discloses cellulose ester compositions comprising starches having a degree of branching of from 2 to 6. The cellulose ester compositions exhibit improved industrial compostability and higher heat deflection temperatures over cellulose ester compositions having lower degrees of branching. The present application also discloses processes for making the compositions and articles made from the compostions.
The present application discloses mixed cellulose esters that are freshwater biodegradable. The present application also discloses compositions, articles, beads and films made from the mixed cellulose esters.
The present application discloses mixed cellulose esters that are freshwater biodegradable. The present application also discloses compositions, articles, beads and films made from the mixed cellulose esters.
The present application discloses cellulose ester compositions comprising starches having a degree of branching of from 2 to 6. The cellulose ester compositions exhibit improved industrial compostability and higher heat deflection temperatures over cellulose ester compositions having lower degrees of branching.
The present application discloses cellulose ester compositions comprising starches having a degree of branching of from 2 to 6. The cellulose ester compositions exhibit improved industrial compostability and higher heat deflection temperatures over cellulose ester compositions having lower degrees of branching. The present application also discloses processes for making the compositions and articles made from the compostions.
The present application discloses cellulose ester compositions comprising starches having a degree of branching of from 2 to 6. The cellulose ester compositions exhibit improved industrial compostability and higher heat deflection temperatures over cellulose ester compositions having lower degrees of branching. The present application also discloses processes for making the compositions and articles made from the compositions.
Processes for recovering dialkyl terephthalates. The processes can include exposing a polyester composition to one or more glycols to depolymerization conditions thereby providing one or more depolymerization products. The one or more depolymerization products can be exposed to an alcoholysis process to recover dialkyl terephthalate. Optionally, the one or more glycols can be recycled and re-used in a subsequent dialkyl terephthalate recovery or other process.
The present application discloses melt processable cellulose ester compositions comprising a cellulose ester, at least one alkaline additive, and at least one neutralizing agent. Plasticizers can be optionally used in the compositions. The present application also discloses processes for preparing the compositions and articles that can be made from the compositions. The compositions show improved degradation properties.
The present application discloses melt processable cellulose ester compositions comprising a cellulose ester, at least one alkaline additive, and at least one neutralizing agent. Plasticizers can be optionally used in the compositions. The present application also discloses processes for preparing the compositions and articles that can be made from the compositions. The compositions show improved degradation properties.
Thermoplastic films are disclosed that are suitable for use as auto wraps. The films include a thermoplastic polyurethane layer comprising a thermoplastic polyurethane polymer and a patterned adhesive layer. The thermoplastic films, when tested by a 25% Heat Relaxation Test at a thickness of about 0.006 inches, exhibit a final load from about 0.02 to about 0.3 pounds force; and when tested by a 25% Elastic Recovery test, exhibit a residual strain at one minute of 2% or greater.
C08G 18/12 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
A cellulose acetate foam having a density of less than 0.20 g/cm3 and an average foam cell size of less than 200 micrometers is disclosed. A foamable composition, a method for foaming a foam and articles including, prepared or formed from the foam are also described.
C08J 9/00 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof
C08J 9/12 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
80.
MELT-PROCESSABLE CELLULOSE ACETATE COMPOSITIONS, MELTS AND MELT-FORMED ARTICLES MADE THEREFROM
A melt-processable cellulose acetate composition is disclosed. The melt-processable cellulose acetate composition of the present invention includes (i) cellulose acetate: (ii) a plasticizing amount of plasticizer; and (iii) fatty acid. Cellulose acetate melts and melt-formed articles are also described.
C08J 9/00 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof
C08J 9/12 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
C08K 5/101 - EstersEther-esters of monocarboxylic acids
81.
PROCESS OF MAKING ARTICLES COMPRISING COPOLYESTERS PRODUCED WITH GERMANIUM CATALYSTS
A process of producing an article by an extrusion blow molding manufacturing process is provided comprising: melting a copolyester in an extruder to produce a molten copolyester; extruding the molten copolyester through a die to form a tube of molten copolyester parison; clamping a mold having the desired finished shape around the parison; blowing air into the parison causing the parison to stretch and expand to fill the mold to produce a molded article; cooling the molded article; ejecting the article from the mold; and removing excess plastic from the article; wherein the copolyester comprises: at least one terephthalate monomer residue; ethylene glycol residues; a combination of diethylene glycol and at least one glycol residue selected from the group consisting of 1,4-cyclohexanedimethanol residues, monopropylene glycol residues, and 2,2,4,4-tetramethyl-1,3-cyclobutane diol residues; and a germanium catalyst present in the copolyester at a concentration of about 5 to about 500 ppm based on elemental germanium.
A copolyester composition is provided comprising at least one copolyester and at least one polymeric component; wherein said copolyester comprises: a. terephthalate acid residues; b. about 85 to about 96 mole % of ethylene glycol residues; c. about 4 to about 15 mole % of a combination of diethylene glycol (DEG) residues and at least one glycol residue selected from the group consisting of 1,4-cyclohexanedimethanol residues (CHDM), monopropylene glycol residues (MPG), and 2,2,4,4-tetramethyl-1,3-cyclobutane diol residues (TMCD); and d. a germanium catalyst present in the copolyester at a concentration of about 5 to about 500 ppm based on elemental germanium; wherein the terephthalate monomer is based on the substantially equal diacid equivalents of 100 mole % to diol equivalence of 100 mole % for a total of 200 mole %.
An article is provided comprising a copolyester; wherein the copolyester comprises: a. at least one terephthalate monomer residue; b. about 85 to about 96 mole % of ethylene glycol residues; c. about 4 to about 15 mole % of a combination diethylene glycol (DEG) and at least one glycol residue selected from the group consisting of 1,4-cyclohexanedimethanol residues (CHDM), monopropylene glycol residues (MPG), and 2,2,4,4-tetramethyl-1,3-cyclobutane diol residues (TMCD); and d. a germanium catalyst present in the copolyester at a concentration of about 5 to about 500 ppm based on elemental germanium; wherein the diacid monomer is based on the substantially equal diacid equivalents of 100 mole % to diol equivalence of 100 mole % for a total of 200 mole %.
A melt-processable, biodegradable cellulose acetate is disclosed. The melt-processable, biodegradable cellulose acetate of the present invention is characterized by a heated intrinsic viscosity (HIV) of at least 0.9. Also disclosed m is a stabilized cellulose acetate which may be characterized by a metals-to-sulfur molar ratio M/S of at least 1.35, wherein the M is the molar sum of metals selected from the group consisting of calcium, magnesium, potassium, sodium and combinations thereof and S is moles sulfur. Melt-processable, biodegradable cellulose acetate compositions; a melt-processable, biodegradable, cellulose acetate melt; and melt-formed articles are also described.
C08J 9/12 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
C08J 9/00 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof
C08K 5/11 - EstersEther-esters of acyclic polycarboxylic acids
Thermoplastic polyurethane compositions are disclosed, comprising: a thermoplastic polyurethane polymer or polymer blend comprising the reaction product of: an aliphatic diisocyanate, an aliphatic polyol, and a chain extending agent, wherein the thermoplastic polyurethane composition: when tested by a 25% Heat Relaxation Test at a thickness of about 0.006 inches, exhibits a final load from about 0.02 to about 0.3 pounds force; and when tested by a 25% Elastic Recovery test, exhibits a residual strain at one minute of 2% or greater.
B32B 7/14 - Interconnection of layers using interposed adhesives or interposed materials with bonding properties applied in spaced arrangements, e.g. in stripes
B32B 33/00 - Layered products characterised by particular properties or particular surface features, e.g. particular surface coatingsLayered products designed for particular purposes not covered by another single class
B32B 37/06 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
B32B 37/20 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with all layers existing as coherent layers before laminating involving the assembly of continuous webs only
B32B 38/00 - Ancillary operations in connection with laminating processes
A process to produce a copolyester is provided comprising: a. polymerizing 1) at least one terephthalate monomer; 2) about 85 to about 96 mole % of ethylene glycol; and 3) about 4 to about 15 mole % of a combination diethylene glycol (DEG) and at least one glycol residue selected from the group consisting of 1,4-cyclohexanedimethanol residues (CHDM), monopropylene glycol residues (MPG), and 2,2,4,4-tetramethy-1,3-cyclobutane diol residues (TMCD); in the presence of a germanium catalyst to produce the copolyester; wherein the germanium catalyst is present in the copolyester at a concentration of about 5 to about 500 ppm based on elemental germanium; wherein the diacid is based on the substantially equal diacid equivalents of 100 mole % to diol equivalence of 100 mole % for a total.
C08J 11/24 - Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material by treatment with organic oxygen-containing compounds containing hydroxyl groups
Recycled content dioctyl terephthalate (r-DOTP) is produced using a process and system that applies credit-based recycled content from one or more feed materials to DOTP produced from the feed materials.
C07C 67/08 - Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides with the hydroxy or O-metal group of organic compounds
88.
PURGE PROCESS FOR 5-(METHOXYCARBONYL)FURAN-2-CARBOXYLIC ACID (MCFC)
Disclosed herein is a method to make 5-(alkoxycarbonyl) furan-2-carboxylic acids (ACFC) from feedstocks comprised of furoates. When a feedstock comprised of methyl 5-methylfuran-2-carboxy late (MMFC) is used a product comprised of (5-(methoxy carbonyl) furan-2-carboxylic acid (MCFC) is obtained in high yield.
Thermoplastic films are disclosed that are suitable for use as auto wraps. The films include a thermoplastic polyurethane layer comprising a thermoplastic polyurethane polymer and a patterned adhesive layer. The thermoplastic films, when tested by a 25% Heat Relaxation Test at a thickness of about 0.006 inches, exhibit a final load from about 0.02 to about 0.3 pounds force; and when tested by a 25% Elastic Recovery test, exhibit a residual strain at one minute of 2% or greater.
B32B 7/14 - Interconnection of layers using interposed adhesives or interposed materials with bonding properties applied in spaced arrangements, e.g. in stripes
The present application discloses stretched films comprising regioselectively substituted cellulose esters and a component A Formula (I), Formula (II), wherein rings A, B, C, R1, R2, R5, R6, R8, R9, m; n; and k are defined herein. The films exhibit negative birefringence and improved wavelength dispersion.
G02B 1/04 - Optical elements characterised by the material of which they are madeOptical coatings for optical elements made of organic materials, e.g. plastics
91.
PROCESS OF MAKING ARTICLES COMPRISING POLYESTER/POLYESTER ELASTOMER COMPOSITIONS
A process of making a polyester coated article is provided. The process comprises coating an article with a polyester composition to produce the polyester coated article; wherein the polyester composition comprises a) at least one rigid polyester; b) at least one polyester elastomer; c) at least one primary antioxidant; d) at least one secondary antioxidant; and e) at least one chain extending additive; wherein the composition has a enthalpy of melting of 3 cal/gm or less.
A foamable composition comprising at least one cellulose acetate, a plasticizer, a nucleating agent, either a chemical blowing agent or a physical blowing agent, and natural fibers is disclosed. The foamable composition is melt-processable, thermoformable, and biodegradable. The composition is formed into foamed articles that are biodegradable.
C08J 9/00 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof
C08J 9/08 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing carbon dioxide
The present disclosure relates to hot-fillable articles made from multilayered thermoformable film and sheet comprising oxygen scavenger compositions and polyester compositions and copolyester compositions which comprise residues of terephthalic acid, 1,4-cyclohexanedimethanol (CHDM), 2,2,4,4-tetramethyl-1,3-cyclobutanediol (TMCD), ethylene glycol (EG), and diethylene glycol (DEG), in certain compositional ranges having certain advantages and improved performance properties.
B29C 51/00 - Shaping by thermoforming, e.g. shaping sheets in matched moulds or by deep-drawingApparatus therefor
B29C 51/14 - Shaping by thermoforming, e.g. shaping sheets in matched moulds or by deep-drawingApparatus therefor using multilayered preforms or sheets
Thermoplastic films are disclosed that are suitable for use as paint protection films. The films include a thermoplastic polymer layer comprising a thermoplastic polyurethane polymer and a polyvinyl acetal polymer. The films further comprise an adhesive layer. The thermoplastic films, when tested by ASTM D-412, exhibit a stress at 5% strain of no greater than 200 psi.
B32B 27/08 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance of synthetic resin of a different kind
B32B 27/22 - Layered products essentially comprising synthetic resin characterised by the use of special additives using plasticisers
B32B 37/06 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
B32B 37/18 - Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with all layers existing as coherent layers before laminating involving the assembly of discrete sheets or panels only
C09J 7/25 - PlasticsMetallised plastics based on macromolecular compounds obtained otherwise than by reactions involving only carbon-to-carbon unsaturated bonds
A copolyester is provided comprising: a. terephthalate acid residues; b. about 85 to about % mole % of ethylene glycol residues; c. about 4 to about 15 mole % of a. combination of diethylene glycol (DEG) residues and at least one glycol residue selected from the group consisting of 1,4-cyclohexanedimethanol residues (CHDM), monopropylene glycol residues (MPG), and 2, 2,4,4-tetramethyl-1,3-cyclobutane diol residues (TMCD); and d. a germanium catalyst present in the copolyester at a concentration of about 5 to about 500 ppm based on elemental germanium; wherein the terephthalate monomer is based on the substantially equal diacid equivalents of 100 mole % to diol equivalence of 100 mole % for a total of 200 mole %.
A foamable composition comprising at least one cellulose acetate, a plasticizer, a nucleating agent, either a chemical blowing agent or a physical blowing agent, and natural fibers is disclosed. The foamable composition is melt-processable, thermoformable, and biodegradable. The composition is formed into foamed articles that are biodegradable.
C08J 9/00 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof
C08J 9/08 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing carbon dioxide
97.
COATING COMPOSITIONS BASED ON UNSATURATED POLYESTER AND PHENOLIC RESIN
Unsaturated polyester compositions comprising cycloaliphatic diols such as 2,2,4,4-tetramethyl-1,3-cyclobutanediol (TMCD) that are curable with an isocyanate crosslinker, an amino crosslinker, or a combination thereof are provided herein. The unsaturated polyester compositions provide a good balance of desirable coating properties such as solvent resistance and wedge bend resistance in metal packaging applications.
Disclosed are novel curable acrylic modified polyesters comprising the reaction product of 2,2,4,4-tetramethyl-1,3-cyclo butanediol (TMCD) modified by a polycarboxylic acid anhydride. The curable acrylic modified polyesters have particular utility for use in waterborne coating compositions containing a crosslinker. Such waterborne coating compositions provide a good balance of desirable coating properties for metal packaging applications.
C09D 151/08 - Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bondsCoating compositions based on derivatives of such polymers grafted on to macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
C08F 283/01 - Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass on to unsaturated polyesters
C08G 63/553 - Acids or hydroxy compounds containing cycloaliphatic rings, e.g. Diels-Alder adducts
The present application discloses melt processable cellulose ester compositions comprising a cellulose ester, at least one alkaline additive, and at least one neutralizing agent. Plasticizers can be optionally used in the compositions. The present application also discloses processes for preparing the compositions and articles that can be made from the compositions. The compositions show improved degradation properties.
The present application discloses melt processable cellulose ester compositions comprising a cellulose ester, at least one alkaline additive, and at least one neutralizing agent. Plasticizers can be optionally used in the compositions. The present application also discloses processes for preparing the compositions and articles that can be made from the compositions. The compositions show improved degradation properties.
patents
