| Patents for C08G 63 - Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule (41,521) |
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| 05/20/2009 | CN101434692A Preparation of color sizing vector resin |
| 05/20/2009 | CN101434691A Different shrinkage copolyester and preparation thereof |
| 05/20/2009 | CN101434690A Encapsulating material, copolymer and method for forming same |
| 05/20/2009 | CN101434689A Method for preparing high molecular weight biodegradable polyester by combined chain extension |
| 05/20/2009 | CN100489029C High tracking index liquid crystalline polymers and related applications |
| 05/20/2009 | CN100489008C Poly(2,6)- and poly(2,7)- anthryl ethene derivatives as electroluminescent materials and method for preparing same |
| 05/20/2009 | CN100488927C Process for preparation of polyhydric alcohols |
| 05/20/2009 | CN100488768C Multilayered articles and method of manufacture thereof |
| 05/20/2009 | CA2643889A1 Purification of isocyanate functional polymers |
| 05/19/2009 | US7534907 Alkyl ester alpha -cyanoacrylate monomers; saleable package containing the monomer and a polymerization initiator or accelerator and a therapeutical agent; internal adhesive that polymerizes in vivo, where the monomer and the resultant polymer are biocompatible and biodegradable |
| 05/19/2009 | US7534852 Polyanhydrides with therapeutically useful degradation products |
| 05/19/2009 | US7534851 extracting phenolic material using a water immiscible organic liquid containing an amine coupling catalyst; stripped to remove residual organic liquid and the amine; organic liquid containing phenolics can be fed back to coupling step of polycarbonate process without further regeneration or treatment |
| 05/19/2009 | US7534850 Which can be cured quickly and strongly; improved antifouling properties and weather resistance while maintaining favorable rubber elasticity; polymerization catalysts |
| 05/19/2009 | US7534748 Compatibility at wider temperature range with lubricant basestocks; comprised of alkanedioic acid, long chain al(en)yl substituted succinic acid derivative, pentaerythritol, trihydric alcohol and fatty acid; water and oil solubility |
| 05/19/2009 | US7534487 transparent, electrically conductive, biaxially oriented, single- or multilayer polyester film which includes a coating composed of (a) conductive (ITO) indium tin oxide particles or (ATO) antimony tin oxide particles, or of a mixture of these |
| 05/19/2009 | CA2399264C Radiation curable powder compositions |
| 05/19/2009 | CA2337199C Ether/ester dispersants |
| 05/19/2009 | CA2124846C Melt-stable lactide polymer composition and process for manufacture thereof |
| 05/14/2009 | WO2009060832A1 Apparatus and method both relating to polymer synthesis |
| 05/14/2009 | WO2009060470A2 An efficient process for the production of high molecular weight polyester |
| 05/14/2009 | WO2009059706A1 Styrene-free unsaturated polyester resin composition |
| 05/14/2009 | US20090124956 Polyester compositions, methods of manufacturing said compositions, and articles made therefrom |
| 05/14/2009 | US20090124787 Method for Producing Polyhydroxyalkanoates |
| 05/14/2009 | US20090124763 Polymer compound and method of synthesizing the same |
| 05/14/2009 | US20090124723 Modification of polylactones such as polylactic acid with organic cyclic peroxides such as those known under tradename Trigonox 301, 3,6,9-triethyl-3,6,9-trimethyl-1,4,7-triperoxononane; results in a (co)polymer with a high degree of branching but free of gel formation; films, coatings and moldings |
| 05/14/2009 | US20090124716 Method for processing polyester waste |
| 05/14/2009 | US20090124535 Viscous terpolymers as drug delivery platform |
| 05/14/2009 | US20090123767 Aliphatic-aromatic polyesters, and articles made therefrom |
| 05/14/2009 | US20090123712 Resin composition for laser engraving, resin printing plate precursor for laser engraving, relief printing plate and method for production of relief printing plate |
| 05/13/2009 | EP2058351A1 Polylactic acid and method for producing the same |
| 05/13/2009 | EP2058343A1 Styrene-free unsaturated polyester resin composition |
| 05/13/2009 | EP2058123A2 Resin composition for laser engraving, resin printing plate precursor for laser engraving, relief printing plate and method for production of relief printing plate |
| 05/13/2009 | EP2057230A1 Opaque containers containing colored recycled polyester |
| 05/13/2009 | EP1758948B1 Polyhydroxyalkanoic acid having vinyl, ester, carboxyl or sulfonic acid group and producing method therefor |
| 05/13/2009 | CN201237519Y Measuring apparatus for tank liquid level in polyester apparatus |
| 05/13/2009 | CN201237512Y Flow meter for ethylene glycol spraying pipeline of polyester apparatus pre-polymerization reactor |
| 05/13/2009 | CN101432334A High-strength meltblown polyester webs |
| 05/13/2009 | CN101432333A Water dispersible films for delivery of active agents to the epidermis |
| 05/13/2009 | CN101432332A Composition and method of use |
| 05/13/2009 | CN101432074A Catalyst for the production of polyester, use of the catalyst for the production of polyester, and polyester obtained by the use of the catalyst |
| 05/13/2009 | CN101431985A Method for solubilising hydrophobic active substances in an aqueous medium |
| 05/13/2009 | CN101429276A Synthesis of molecular weight controllable polylactic acid without metal residual |
| 05/13/2009 | CN101429275A Production process of adding diethylene glycol in polyester polymerization |
| 05/13/2009 | CN100487027C Polybutylene terephthalate pellet, compounded product thereof, molded product thereof and method for producing them |
| 05/13/2009 | CN100487019C Catalyst for production of polyester, process for producing polyester using it and titanium-containing polyethylene terephthalate |
| 05/13/2009 | CN100487018C Polymerization plant for manufacturing polylactic acid |
| 05/12/2009 | US7531618 esterification and polycondensation processes having improved heat transfer, volume control, agitation and disengagement functions; condensation polymerization |
| 05/12/2009 | US7531617 Continuous process for producing poly(trimethylene terephthalate) |
| 05/12/2009 | US7531616 Process for industrial production of an aromatic carbonate |
| 05/12/2009 | US7531615 Thermally stable polycarbonates, thermoplastic compositions thereof, and articles formed therefrom |
| 05/11/2009 | WO2009133264A2 Modification of the surface chemistry of macromolecular species in the presence of a conjugated guanidine |
| 05/07/2009 | WO2009058666A1 Biodegradable polymeric materials providing controlled release of hydrophobic drugs from implantable devices |
| 05/07/2009 | WO2009029898A3 Method for production of biofuel |
| 05/07/2009 | WO2009023848A3 Method for making shapeable microcellular poly lactic acid articles |
| 05/07/2009 | WO2008148554A8 Binding agents having high oh number and clear paint composition comprising said agents and having good optical characteristics and good scratch and chemical resistance |
| 05/07/2009 | WO2008110318A3 Anionic soil release polyesters |
| 05/07/2009 | WO2007120993A3 Low oligomer conductive polyamide |
| 05/07/2009 | US20090118462 Process for Producing Polyglycolic Acid Resin Composition |
| 05/07/2009 | US20090118459 Branched biodegradable polymers, a macromonomer, processes for the preparation of same, and their use |
| 05/07/2009 | US20090118433 separation, distillation and purification in presence of polymerization inhibitor; purifying the reaction product of perfluoroalkyl iodide and metal methacrylate in tert-butanol; solvent recovering; prevent depositing; use energy efficiency during the process |
| 05/07/2009 | US20090118417 Dendritic Polymer, Method for Producing the Same, and Thermoplastic Resin Composition |
| 05/07/2009 | US20090117013 Process for continuous preparation of high molecular weight polyesters by esterification of dicarboxylic acids and/or transesterification of dicarboxylic acids with diols and/or mixtures thereof and an apparatus therefor |
| 05/07/2009 | DE102007052394A1 Preparing polyester monomer and/or polyester oligomer, comprises stripping a reaction mixture made of polyester raw material and a diol with water vapor, where an alcohol is formed by hydrolysis and escapes into a vapor phase |
| 05/06/2009 | EP2055730A2 Polymer producing method and apparatus and polymer degassing method and apparatus |
| 05/06/2009 | EP2055729A1 Lubricating composition |
| 05/06/2009 | EP2003158A9 Dendritic polyester, method for producing the same, and thermoplastic resin composition |
| 05/06/2009 | EP1928937B1 Process for preparing polyester polyols and their use |
| 05/06/2009 | CN101423602A Method for preparing ultraviolet crosslinking active multi-propenyl multi-arm star type prepolymer |
| 05/06/2009 | CN101423601A Polyester copolymer with oxygen inhalation and gas barrier properties and preparation method thereof |
| 05/06/2009 | CN101423600A Polymer producing method and apparatus and polymer degassing method and apparatus |
| 05/06/2009 | CN101423599A Wholly aromatic liquid-crystalline polyester |
| 05/06/2009 | CN101422615A Oridonin polymer micelle administration preparation and preparation method thereof |
| 05/06/2009 | CN100484983C Production method of polyester polyhydric alcohol |
| 05/05/2009 | US7528221 Modified polytetrafluoethylene molded article and process for manufacture thereof |
| 05/05/2009 | US7528219 Method for incorporating nitrogen containing methine light absorbers in PET and compositions thereof |
| 05/05/2009 | US7528218 Polymerizing bisphenol A adducts with ethylene glycol and propylene glcyol with alk(en)ylsuccinic acid; by-product inhibition; low softening point and glass transition temperature; improved low temperature fixability; electrography |
| 05/05/2009 | US7528217 copolymeric sulfonated polyoxadiazole containing hydrazine sulfate, terephthalic acid, isophthalic acid, 5-sulfonisophthalic acid monosodium, potassium, ammonium or lithium salt; dyeable; fibers |
| 05/05/2009 | US7528216 Two step preparation of random polyoxadiazole copolymer and articles resulting therefrom |
| 05/05/2009 | US7528214 Methods for preparing transparent articles from hydroquinone polycarbonate copolymers |
| 05/05/2009 | US7528213 Method for efficiently producing an aromatic polycarbonate |
| 05/05/2009 | US7528212 Blend of an uncappped polycarbonate and an arylcarboxylate-endcapped homo-or copolycarbonate that is prepared by interfacial polymerization of diol, activated carbonyl compound and an arylcarbonyl halide; decreased discoloration after exposure to gamma radiation |
| 05/05/2009 | US7528211 Method for controlled polymerization of o-carboxy anhydrides derived from α-hydroxy acids |
| 05/05/2009 | US7528210 Method of purification of dihydric phenols |
| 05/05/2009 | US7527809 Polyhydroxyalkanoate-containing magnetic structure, and manufacturing method and use thereof |
| 05/05/2009 | CA2362383C Low emission polymer compositions |
| 04/30/2009 | WO2009055599A1 Processes for preparing low-acid polyalkylene terephthalate from diol-capped pre-polymer and linear oligomer recyclate and using such in the production of macrocyclic polyester oligomer |
| 04/30/2009 | WO2009055598A1 Processes for reducing acid content of a polyalkylene terephthalate product and using such in the production of macrocyclic polyester oligomer |
| 04/30/2009 | WO2009054712A1 Multifunctional dendrons and dendrimers with a high loading capacity |
| 04/30/2009 | WO2009054113A1 Hard foam |
| 04/30/2009 | WO2009054112A1 Carboxylic acid ester polymer |
| 04/30/2009 | WO2009053998A2 Catalyst for the production of polyester |
| 04/30/2009 | WO2009053836A2 Homogenous copolymeric material and process for its preparation |
| 04/30/2009 | WO2009053594A2 Cosmetic or dermatological composition comprising a polymer bearing junction groups, and cosmetic treatment method |
| 04/30/2009 | WO2009053447A1 Copolylactides, a method for their preparation, and composition containing them |
| 04/30/2009 | WO2009053124A1 Method and device for creating vacuum during the production of polyesters and copolyesters |
| 04/30/2009 | WO2009027064A3 Method for the production of polyester granules low in hydrolysis made of high-viscosity polyester melts, and device for the production of the polyester granules |
| 04/30/2009 | WO2009026543A3 Cationic alpha-amino acid-containing biodegradable polymer gene transfer compositions |
| 04/30/2009 | WO2008123845A8 Compositions comprising mono and di esters of biologically-based 1.3-propanediol |
| 04/30/2009 | WO2005056613A3 Site selectively tagged and templated molecularly imprinted polymers for sensor applications |
| 04/30/2009 | US20090111967 A plurality of vertically-spaced uni-directional sloped trays and a plurality of vertically-spaced bi-directional sloped trays, where the slope of the uni-directional trays increases downwardly; uniform thin sheets of polyethyleneterephthalate flowing with increasing viscosity efficiently; iIndustrial |