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US20090292101 |
METHOD AND INSTALLATION FOR INCREASING THE INTRINSIC VISCOSITY OF POLYESTER MATERIAL BY SOLID PHASE POLYCONDENSATION
An installation for increasing the intrinsic viscosity of a polyester material by solid phase polycondensation (SSP) comprises a heatable reaction container ( 2, 2′ ) in which the polyester...
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US20090281230 |
Branched low profile additives and methods of production
The invention pertains to low profile additives (“LPA”) comprising branched polymers having a weight average molecular weight (Mw) of at least about 20,000 grams/mole and a number average...
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US20090275680 |
HIGHLY FUNCTIONAL, HIGHLY BRANCHED OR HYPERBRANCHED POLYESTERS, THE PRODUCTION THEREOF AND THE USE OF THE SAME
High-functionality highly branched or hyperbranched polyesters based on di-, tri- or polycarboxylic acids and di-, tri- or polyols, processes for preparing them, and their use.
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US20090263661 |
POLYESTER RESIN PARTICLE AND METHOD FOR PRODUCING THE SAME
Polyester resin particles are provided as those capable of providing a highly transparent molded product by thermoforming, while suppressing fusion of the polyester prepolymer particles in a heat...
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US20090226988 |
Method for producing polymer
A method for producing a polymer including a chemical thioester exchange reaction for forming an acetyl-CoA by reacting an acetyl-thioester with CoA, a monomer-producing reaction for forming a...
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US20090221785 |
PRODUCTION OF NON-SOLID-STATED POLYESTER PARTICLES HAVING SOLID-STATED PROPERTIES
A process for producing non-solid-stated polyester polymer particles having one or more properties similar to polyester polymer particles that have undergone solid-state processing.
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US20090209666 |
ENVIRONMENTALLY-FRIENDLY OIL/WATER DEMULSIFIERS
The invention relates to particular orthoester based polymers as well as the use of specific orthoester based polymers as a demulsifier for water/oil emulsions. Products suitable for use according...
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US20090208682 |
Polyester Film Having Latent Shrink Properties and Process for Producing Same
A film layer is disclosed that is capable of shrinking when subjected to energy, such as heat. The film layer, for instance, can be formed and then stretched in one or two directions at a...
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US20090192285 |
Method and device for the production of polyesters and copolyesters
Disclosed is a method for producing polyesters by means of esterification or re-esterification, precondensation of the esterified/re-esterified product, and polycondensation of the precondensed...
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US20090181202 |
EXTRUSION PROFILE ARTICLES
Extrusion profile articles comprising a polyester having a dicarboxylic acid component and a glycol component. The dicarboxlyic acid component comprises at least 90 mole % terephthalic acid...
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US20090171054 |
HOMOPOLYMER AND COPOLYMER, AND PRODUCTION PROCESS THEREOF
A homopolymer having a monomer unit such as an isopropylidene diallylmalonate unit; a process for producing said homopolymer comprising the step of homopolymerising a monomer such as isopropylidene...
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US20090171037 |
POLYESTER DERIVED FROM BIOMASS RESOURCES AND METHOD FOR PRODUCTION THEREOF
The present invention provides a resin capable of contributing greatly to solve environmental problems and problems related to exhaustion of fossil fuel resources and having physical properties...
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US20090156779 |
BACTERIUM CAPABLE OF PRODUCING ORGANIC ACID, AND METHOD FOR PRODUCTION OF ORGANIC ACID
Provided is a bacterium which is capable of producing an organic acid and is modified so as to have an enhanced 2-oxoglutarate dehydrogenase activity as compared with that of an unmodified strain....
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US20090152761 |
Process for preparation of modified poly
An improved process is provided for making a shaped article of a modified poly(trimethylene terephthalate) polymer wherein the intrinsic viscosity of the modified poly(trimethylene terephthalate)...
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US20090148707 |
Glazing laminates
A surface-treated polyester film having one surface primed with an acrylic based primer and the other surface primed with a poly(alkyl amine) based primer and a glazing laminate comprising the same.
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US20090131626 |
SIMPLIFIED ISOPHTHALIC ACID PROCESS FOR MODIFYING PET
Disclosed are modified PET polymer compositions and process for making modified PET polymer compositions by reacting purified terephthalic acid and non-hydrogenated isophthalic acid with ethylene...
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US20090124763 |
POLYMER COMPOUND AND METHOD OF SYNTHESIZING THE SAME
Provided is a polymer compound having a furan ring having a degree of polymerization of 185 or more and 600 or less. This polymer compound has excellent mechanical strength (flexural strength).
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US20090099319 |
METHOD FOR SOLUBILISING HYDROPHOBIC ACTIVE SUBSTANCES IN AN AQUEOUS MEDIUM
The present invention relates to a process for solubilizing hydrophobic active substances in an aqueous medium, which comprises using as assistant at least one hyperbranched polymer obtainable by
...
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US20090082541 |
Method for the Production Polyester with Improved Melting Properties and Crystallization Properties
The method for the production of a polyester with improved melting properties and crystallisation properties comprises the steps of (a) production of a pre-polyester melt with an average molecular...
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US20090082540 |
HYDROLYSABLE LINKERS AND CROSS-LINKERS FOR ABSORBABLE POLYMERS
The present invention relates to the discovery of new class of linear and multiarmed hydrolysable linkers and cross linkers for use in the synthesis of biodegradable polymers such as, polyesters,...
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US20090054600 |
PROCESS FOR IMPROVING THE HYDROLYSIS RESISTANCE OF A URETHANE ELASTOMER
This invention concerns a process for improving the hydrolysis resistance of urethane elastomers, a polyester polyol for implementing this process, the urethane elastomer obtained by this process,...
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US20090044445 |
Use of Fatty Acid Alkoxylates as a Method to Remedy Engine Intake Valve Sticking
The use of alkoxylates and nitrogen containing detergents in a fuel additive composition to prevent intake valve sticking and reduce intake valve deposits.
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US20090036639 |
Post-Processing of Polylactic Acid Article
Methods are provided for making a polylactic acid article. The methods may include the steps of providing an article comprising polylactic acid; supporting the article using a carrier support...
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US20090018306 |
Selectively-Releasable Adhesives
In one embodiment, a selectively-releasable adhesive includes a copolymer formed from a multifunctional alcohol and a multifunctional carboxylic acid, wherein the copolymer has been cured the...
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US20090018285 |
Method for Thermally Treating Polyester Pellets to Obtain a Partial Crystallization
The invention relates to a method for thermally treating polyester pellets to obtain a partial crystallization, whereby the polyester melt is delivered to an underwater granulating system and...
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US20090016209 |
POLYESTER FILM, PROCESS FOR PRODUCING THE SAME AND USE THEREOF
The present invention relates to a polyester film produced by melt-extruding a polyester composed of a dicarboxylic acid unit and a diol unit, wherein 1 to 80 mol % of the diol unit is a unit...
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US20090005472 |
Biodegradable Aliphatic-Aromatic Copolyester
Biodegradable aliphatic/aromatic copolyester comprising: A) an acid component comprising repeating units of: 1) 53 to 54 mol % of an aromatic carboxylic acid; 2) 47 to 36 mol % of an aliphatic acid...
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US20080275192 |
PRODUCTION OF POLYMERS FROM WASTE COOKING OIL
An alkyd resin formed by reacting waste cooking oil, one or more aromatic polycarboxylic acids, aliphatic polycarboxylic acids, or esterified polymerization products, and one or more polyols.
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US20080262153 |
Thermosetting Powder Paint Composition and Polyester Resin Which Can be Used for Its Manufacture
Thermosetting powder paint composition and polyester resin which can be used for its manufacture. The invention relates to thermosetting powder paint compositions based on carboxyl...
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US20080260979 |
Polyester Resin, Molded Object Thereof, and Processes for Producing these
A polyethylene terephthalate resin which is obtained by melt polymerization at a reduced pressure or in an inert gas atmosphere and has the following properties (A) to (F): (A) the intrinsic...
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US20080255300 |
POLYTRIMETHYLENE ETHER ESTER ELASTOMER FLEXIBLE FILMS
Polytrimethylene ether ester elastomer flexible films are provided. The films have desirable physical properties, including tenacity, that enable their use in making robust packaging from...
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US20080249617 |
Triflusal-Containing Polymers for Stent Coating
New triflusal-containing polymeric compounds resulting from the polymerization of 2-(methacryloyloxy)ethyl 2-acetyloxy-4-(trifluoromethyl)benzoate with butyl acrylate are described. These new...
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US20080248224 |
(METH)ACRYLIC COATED CERAMIC ARTICLE
A coated ceramic article wherein the coating comprises a crosslinked (meth)acrylic resin.
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US20080242784 |
POLYESTER COMPOSITIONS HAVING IMPROVED HEAT RESISTANCE
A composition of matter comprising a polyester composition derived from: (i) greater than 80 mole percent of a diol derived from a disubstituted xylene glycol of the formula (I):
wherein R 1 ...
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US20080242751 |
PROCESSES FOR MANUFACTURING POLYESTERS FROM POST-CONSUMER POLYESTER
The present invention relates to processes for manufacturing polyesters The processes can be used for manufacturing polyesters from post-consumer polyesters. The processes include contacting a...
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US20080227925 |
Composition containing macrocyclic ethylene isophthalate dimer and process of making
The present invention relates to a composition which includes macrocyclic ethylene isophthalate dimer. More specifically, the composition can be:
i) A composition comprising polyhydric...
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US20080224159 |
Optical Element, Optoelectronic Component Comprising Said Element, and the Production Thereof
The invention relates to an optical element ( 1, 25 ) having a defined shape and comprising a thermoplastic material that has been further cross-linked during or following the shaping thereof. Such...
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US20080221297 |
Polyester production system employing hot paste to esterification zone
A polyester production process employing an esterification system that uses a distillation column to recover alcohol produced from an esterification zone and then utilizes the recovered alcohol to...
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US20080221296 |
Polyester production system employing an unagitated esterification reactor
A polyester production system employing a vertically elongated esterification reactor. The esterification reactor of the present invention is an improvement over conventional CSTR esterification...
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US20080214724 |
PROCESS FOR FORMING BIODEGRADEABLE POLYESTERS BY REACTIVE EXTRUSION
Described is a process for increasing the molecular weight of a composition of one or more biodegradable aliphatic and/or aliphatic-aromatic thermoplastic polyesters of the dicarboxylic acid/diol...
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US20080207868 |
Apparatus for Heat Treatment of Polyester Particle and Method of Multistage Solid-Phase Polycondensation of Polyester Particle
An apparatus for a heat treatment of polyester particles, comprising: (1) a first fluidized bed; (2) a first moving bed; (3) a second fluidized bed; and (4) a second moving bed in the stated order...
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US20080194792 |
Photocrosslinkable Poly (Caprolactone Fumarate)
Fumaric acid or a salt thereof, such as a fumaryl halide (e.g. fumaryl chloride), which contains unsaturated carbon-carbon double bonds that can be used for in situ crosslinking, is copolymerized...
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US20080188602 |
Polyester polymers with low acetaldehyde generation rates and high vinyl ends concentration
A polyester polymer comprising alkylene arylate units, said polymer having an It.V. of at least 0.72 dl/g, a vinyl ends concentration of at least 0.8 microequivalents per gram, an AA generation...
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US20080185558 |
CROSSLINKED POLYESTER COMPOSITIONS, METHOD OF MANUFACTURE, AND USES THEREOF
A Composition comprises a thermally crosslinked reaction product of a polyester and a carboxy-reactive material. Methods for the manufacture of the composition and articles derived from the...
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US20080182963 |
Method For Producing Polyester
A polyester having desired physical properties can be efficiently produced by producing polyester prepolymer particles having specific physical properties by a continuous process and performing the...
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US20080177024 |
PROCESSES FOR PRODUCING RANDOM POLYTRIMETHYLENE ETHER ESTER
Processes for preparing random polytrimethylene ether ester are provided. The processes include contacting 1,3-propanediol with a suitable polymerization catalyst, wherein the 1,3-propanediol...
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US20080161529 |
Oxygen-scavenging polyesters useful for packaging
Oxygen-scavenging polyester compositions are disclosed that include residues of one or more unsaturated diols, for example, 2-butene-1,4-diol, and residues of one or more aliphatic dicarboxylic...
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US20080154012 |
PROCESS FOR THE SIMULTANEOUS CO-PRODUCTION OF 2,2,4,4-TETRAMETHYCYCLOBUTANE-1,3-DIOL AND 1,4-CYCLOHEXANEDIMETHANOL
The present disclosure pertains to processes for the simultaneous co-production of 2,2,4,4-tetramethylcyclobutane-1,3-diol and 1,4-cyclohexanedimethanol by hydrogenation...
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US20080139780 |
Polyester production system employing short residence time esterification
A polyester production process employing a commercial-scale esterification system having a short residence time. The esterification system can employ a heated esterification reactor that requires...
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US20080139779 |
Polyester production system employing recirculation of hot alcohol to esterification zone
A polyester production process employing an esterification system that uses a distillation column to recover alcohol produced from an esterification zone and then recirculates the recovered alcohol...
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