| Patents for C08G 64 - Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule (9,881) |
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| 06/17/2009 | CN101456946A Desolution, centrifugation and drying integrated process of poly (propylene carbonate) industrial production |
| 06/17/2009 | CN100500735C Production of fatty oligo-ester carbonate polyhydric alcohol |
| 06/17/2009 | CN100500734C Method for making copolycarbonates |
| 06/17/2009 | CN100500733C Liquid crystal polycarbonates and methods of preparing same |
| 06/17/2009 | CN100500732C Method for producing polycarbonates having a low content of volatile compounds according to the transesterification process |
| 06/17/2009 | CN100500728C Method of preparing polyestercarbonates |
| 06/16/2009 | US7547755 (Co)polycarbonates having improved adhesion to metals |
| 06/16/2009 | US7547749 Triazine compounds, polymers comprising triazine structural units, and method |
| 06/11/2009 | WO2009073483A1 Hydrotalcite catalyzed polymerization of a trimethylene carbonate |
| 06/11/2009 | CA2704031A1 Hydrotalcite catalyzed polymerization of a trimethylene carbonate |
| 06/10/2009 | EP2067809A1 Polycarbonate and method for producing the same |
| 06/10/2009 | EP2066729A1 Polycarbonate-polysiloxane copolymers, method of making, and articles formed therefrom |
| 06/10/2009 | EP2066728A2 Thermoplastic compositions, methods of making, and articles formed therefrom |
| 06/10/2009 | EP2066727A1 Polycarbonate-polysiloxane copolymers, method of making, and articles formed therefrom |
| 06/10/2009 | DE112007001139T5 Lichtzerstreuende Harzzusammensetzung und lichtzerstreuende Platte unter Verwendung selbiger Light diffusing resin composition and light diffusing plate using Selbiger |
| 06/09/2009 | US7544760 colorless, excellent mechanical properties; melt transesterification of aromatic diol with a diaryl carbonate; prepolymer falls along the guide surface for polymerization of molten prepolymer; guide-wetting fall; commercial scale; less toxic reactants than phosgene |
| 06/04/2009 | WO2009070591A1 Compositions of and processes for producing a poly(trimethylene glycol carbonate trimethylene glycol ether) diol |
| 06/04/2009 | WO2009070587A1 Solventless processes for the polymerization of a trimethylene carbonate to a poly(trimethylene glycol carbonate trimethylene glycol ether) diol |
| 06/04/2009 | WO2009070582A1 Process to make a poly(trimethylene carbonate) glycol |
| 06/04/2009 | WO2009070578A1 Copolymers comprising a trimethylene carbonate and poly(trimethylene ether) glycols |
| 06/04/2009 | WO2009069079A2 Method of preparing a purified ester-substituted phenol stream |
| 06/04/2009 | WO2009053836A3 Homogenous copolymeric material and process for its preparation |
| 06/04/2009 | US20090143564 Processes for the polymerization of trimethylene carbonate to poly(trimethylene glycol carbonate trimethylene glycol ether) diol |
| 06/04/2009 | US20090143563 Hydrotalcite catalyzed polymerization of trimethylene carbonate |
| 06/04/2009 | US20090143560 Optical Element and Achromatic Lens |
| 06/04/2009 | CA2704028A1 Compositions of and processes for producing a poly(trimethylene glycol carbonate trimethylene glycol ether) diol |
| 06/04/2009 | CA2704022A1 Solventless processes for the polymerization of a trimethylene carbonate to a poly(trimethylene glycol carbonate trimethylene glycol ether) diol |
| 06/04/2009 | CA2703786A1 Process to make a poly(trimethylene carbonate) glycol |
| 06/04/2009 | CA2703744A1 Copolymers comprising a trimethylene carbonate and poly(trimethylene ether) glycols |
| 06/03/2009 | CN101448872A Process and apparatus for continuously producing aromatic polycarbonate |
| 06/03/2009 | CN101448871A Polycarbonate copolymer and process for production thereof |
| 06/03/2009 | CN101448870A Powder coating materials with high-functionality, highly branched or hyperbranched polycarbonates |
| 06/03/2009 | CN101445596A Polycarbonate resin, process for producing the same and electrophotographic photoreceptor using the same |
| 06/03/2009 | CN100494248C Double function catalyst for synthesizing polycarbonate |
| 06/02/2009 | US7541422 From dicarboxylic acids and/or dicarboxylic acid derivatives and diols, hydroxycarboxylic acids and/or hydroxycarboxylic acid esters, and/or linear ester oligomers in the presence of a solvent comprising a tertiary alcohol and a non-alcoholic solvent; improved yield of cyclic ester oligomers |
| 06/02/2009 | US7541420 Method for making molded polycarbonate articles with improved color |
| 06/02/2009 | US7541419 Branched polycarbonate resin and process for production thereof |
| 06/02/2009 | US7541418 Contains aromatic polycarbonate resin and 0.01 to 3.8 of an antimicrobial compound such as sodium hydrogen silver zirconium phosphate; suitable for molding articles having good appearance and surface qualities |
| 06/02/2009 | US7541417 Process for the purification of dihydric phenols |
| 06/02/2009 | US7541416 Polycarbonate copolymer and process for producing the same |
| 05/28/2009 | WO2009066616A1 Method for production of isocyanate and aromatic hydroxy compound |
| 05/28/2009 | WO2009023335A3 Carbazolyl polymers for organic electronic devices |
| 05/28/2009 | CA2705874A1 Process for producing isocyanates and aromatic hydroxy compounds from aromatic polycarbonate resins |
| 05/27/2009 | EP1664154B1 Highly functional, highly branched or hyperbranched polycarbonates and the production and use hereof |
| 05/27/2009 | EP1327665B1 Process for producing polycarbonate |
| 05/27/2009 | CN101443172A Process for the production of recycled polycarbonate as raw material for flame-retardant resin compositions and polycarbonate-base flame-retardant resin compositions |
| 05/27/2009 | CN101440159A Process for synthesizing aliphatic polycarbonate |
| 05/27/2009 | CN101440158A Furan glycidyl ether or ester-epoxypropane-CO2 copolymer and preparation thereof |
| 05/27/2009 | CN101440157A Copolymer of furan glycidyl ether or ester and carbon dioxide, and preparation thereof |
| 05/27/2009 | CN100491441C Method for preparing aliphatic oligo carbonate polyol |
| 05/27/2009 | CN100491440C Method for preparing polyols of acyclic oligo carbonic ester |
| 05/26/2009 | US7538178 Producing such as water initiated, carbodiimide endcapped polyglycolic acid; moisture resistance; catalytic ring opening and solid phase polymerization |
| 05/26/2009 | US7537452 e.g. diaryliodonium hexafluorophosphate an iodonium salt, an alpha-diketone visible light sensitizer ( camphoroquinon), alkoxy substituted anthracene electron donor; photopolymerizable epoxy resins for dental prosthetics and restoratives with improved cure speeds and depths and discoloration inhibition |
| 05/26/2009 | CA2336400C Method of producing compounds with terminal oh groups |
| 05/22/2009 | WO2009063768A1 Polycarbonate diol with ease of reaction stabilization |
| 05/22/2009 | WO2009063767A1 Polycarbonate diol |
| 05/21/2009 | US20090131599 Methods for producing and purifying 2-hydrocarbyl-3,3-bis(4-hydroxyaryl)phthalimidine monomers and polycarbonates derived therefrom |
| 05/21/2009 | US20090130250 Biodegradable Chewing Gum and Method of Manufacturing Such Chewing Gum |
| 05/20/2009 | EP2060606A1 Polycarbonate resin composition comprising plant-derived component |
| 05/20/2009 | EP2060595A1 Polycarbonate having plant-derived component and method for producing the same |
| 05/20/2009 | EP1689803B1 Polyhydropolyborates as polymerization catalysts |
| 05/20/2009 | CN101437896A Light diffusing resin composition and light diffusing plate using the same |
| 05/20/2009 | CN101437869A Organic zinc catalyst, and process for production of poly(alkylene carbonate) using the same |
| 05/20/2009 | CN101434695A Method for preparing polycarbonate resin solution |
| 05/19/2009 | CA2466331C Articles having a photochromic polymeric coating |
| 05/14/2009 | DE102007052968A1 Verfahren zur Herstellung von Polycarbonat nach dem Schmelzeumesterungsverfahren Process for the preparation of polycarbonate by the melt transesterification |
| 05/13/2009 | EP2057199A2 Copolymerization of propylene oxide and carbon dioxide and homopolymerization of propylene oxide |
| 05/13/2009 | EP1458787B1 Process for the production of branched melt polycarbonate by late addition of fries-inducing catalyst |
| 05/13/2009 | CN101432336A Copolycarbonates, methods of manufacture, and uses thereof |
| 05/13/2009 | CN101432335A Light guide member and illumination unit |
| 05/13/2009 | CN101429277A Method of manufacturing polycarbonate using the melting ester interchange method |
| 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 |
| 05/07/2009 | WO2009057609A1 Sugar alcohol anhydride composition having good storage stability, and process for production of polycarbonate using the same |
| 05/07/2009 | WO2009056110A1 Method for the production of a polycarbonate laminate |
| 05/07/2009 | US20090118459 Branched biodegradable polymers, a macromonomer, processes for the preparation of same, and their use |
| 05/07/2009 | US20090117478 Polycarbonate Resin and Electrophotographic Photosensitive Body Using Same |
| 05/07/2009 | US20090117314 Process for the preparation of polycarbonate by the melt transesterification method |
| 05/07/2009 | CA2703722A1 Method for making a polycarbonate multi-layer structure |
| 05/06/2009 | EP1469026B1 Aromatic polycarbonate resin process for producing the same optical part molding material and optical part |
| 05/06/2009 | CN100484984C Bimetal catalyst, its production and use |
| 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 | US7528213 Method for efficiently producing an aromatic polycarbonate |
| 04/30/2009 | WO2009053836A2 Homogenous copolymeric material and process for its preparation |
| 04/29/2009 | EP2053072A1 Polycarbonate resin and optical film using the same |
| 04/29/2009 | EP2052009A1 Method of preparing polycarbonate |
| 04/29/2009 | CN101421329A Production method of aromatic polycarbonate |
| 04/28/2009 | US7524984 To reduce viscosity of a thermoplastic at high temperatures |
| 04/28/2009 | US7524919 Polycarbonate-polysiloxane copolymers, method of making, and articles formed therefrom |
| 04/28/2009 | US7524562 Method of improving abrasion resistance of plastic article using functionalized polymers and article produced thereby |
| 04/23/2009 | WO2009052463A1 Isosorbide-based polycarbonates, method of making, and articles formed therefrom |
| 04/23/2009 | US20090105444 Aliphatic diol-based polycarbonates, method of making, and articles formed therefrom |
| 04/23/2009 | US20090105443 Melt polymerization; transesterification |
| 04/23/2009 | US20090105393 Renewable copolymers with aliphatic diacid or diol; high molecular weight and heat resistance while having a sufficiently low glass transition temperature to allow polymerization and processing without phase separation and degraded mechanical properties; thermoplastics |
| 04/23/2009 | DE112007001221T5 Verfahren zur Herstellung von recyceltem Polycarbonat als Rohmaterial für flammhemmende Harzzusammensetzungen und flammhemmende Harzzusammensetzungen auf Polycarbonatbasis A process for producing recycled as a raw material for flame retardant polycarbonate resin compositions and flame-retardant resin compositions based on polycarbonate |
| 04/22/2009 | EP2049584A1 Highly functional, hyperbranched polycarbonates and production and use thereof |
| 04/22/2009 | EP2049583A1 Polysiloxane copolymers,thermoplastic composition, and articles formed therefrom |
| 04/22/2009 | EP1651701B1 Process for preparing branched polycarbonate |
| 04/22/2009 | EP1558665B1 Process for producing polyalkylene carbonates |