| 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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| 01/28/2004 | EP1383821A2 Method for producing polycarbonates |
| 01/28/2004 | EP0863946B1 Copolymers of tyrosine-based polycarbonate and poly(alkylene oxide) |
| 01/28/2004 | CN1470563A Multi-layer product comprising polycarbonate |
| 01/27/2004 | US6682794 Polycarbonate containers |
| 01/22/2004 | US20040013882 Multi-layer product containing polycarbonate |
| 01/22/2004 | US20040011999 Antistatic flame retardant resin composition and methods for manufacture thereof |
| 01/22/2004 | DE10230983A1 Mehrschichtiges Erzeugnis enthaltend Polycarbonat Multi-layer product containing polycarbonate |
| 01/20/2004 | US6680359 Poly(alkylene carbonates), which are useful in manufacturing of articles which may be manipulated and shaped by their user, but regain their shape after distortion. |
| 01/15/2004 | WO2004006236A1 Dimensionally stable polycarbonate articles |
| 01/15/2004 | WO2004005401A1 Thermoplastic polycarbonate compositions having high toughness |
| 01/15/2004 | WO2004005372A1 Weatherable polycarbonates comprising oxanilide structural units, method, and articles made therefrom |
| 01/15/2004 | WO2004005371A1 Optical recording medium |
| 01/15/2004 | US20040010097 Molding materials; impact strength; low temperature |
| 01/15/2004 | DE10229594A1 Behälter aus Kunststoff mit homogener Wanddicke Plastic containers with homogeneous wall thickness |
| 01/14/2004 | EP1380416A2 Multilayered structure comprising polycarbonate |
| 01/14/2004 | CN1134481C Oligomeric bischlorocarbonic acid esters obtained from selected cycloaliphatic bisphenols and other bisphenols |
| 01/14/2004 | CN1134341C UV-stabilized polymeric structure |
| 01/10/2004 | CA2434999A1 Multi-layer product containing polycarbonate |
| 01/09/2004 | CA2434856A1 Thermoplastic polycarbonate compositions having high toughness |
| 01/08/2004 | WO2004003606A1 Polycarbonate alignment film and phase difference film |
| 01/08/2004 | WO2004003079A1 Thermoplastic resin and formed product |
| 01/08/2004 | WO2002055582A3 Melt polycarbonate catalyst systems |
| 01/08/2004 | DE10226742A1 Mit SO2 behandelter Zinkkomplex-Katalysator Treated with SO2 zinc complex catalyst |
| 01/08/2004 | CA2459177A1 Polycarbonate-based oriented film and retardation film |
| 01/07/2004 | EP1377625A1 Polycarbonate having a pronounced shear thinning behavior |
| 01/07/2004 | EP1377624A1 Polycarbonate having a low shear thinning ratio |
| 01/07/2004 | CN1466605A Process for production of aromatic polycarbonates |
| 01/07/2004 | CN1466604A Use of copolycarbonates |
| 01/07/2004 | CN1465430A Continuous stirring device and continuous polycondensing method for polymer resin |
| 01/07/2004 | CN1133678C Curable composition and cured article thereof |
| 01/02/2004 | EP1373362A1 Method for producing oligocarbonates |
| 01/01/2004 | US20040002577 Polyhydropolyborate catalyst example: cesium dodecahydrododecaborate; transesterification catalyst for formation of polycarbonates |
| 01/01/2004 | US20040002574 Electroconductive support; photoconductive layer; cartridge; electrostatic latent image |
| 12/31/2003 | WO2004000940A1 Polycarbonate composition with excellent releasability from mold |
| 12/31/2003 | WO2004000912A1 Method of preparing catalyst for polymerization of aliphatic polycarbonate and method of polymerizing aliphatic polycarbonate using same |
| 12/31/2003 | WO2004000911A1 Method of preparing catalyst for polymerization of aliphatic polycarbonate and method of polymerizing aliphatic polycarbonate |
| 12/30/2003 | US6670440 Melt-polycondensing an aromatic dihydroxy compound and a carbonic acid diester in the presence of a catalyst fed continuously into a shaft seal portion of a self-lubricating gear pump |
| 12/30/2003 | US6669850 Adsorption of fluid containing polycarbonate, carbazole polymer, polyarylate, or copolyester with alumina or magnesium sulfate |
| 12/25/2003 | US20030236384 Extrusion grafting an oligomerized polycarbonate in methyl salicylate solution, heating to desolventize; a high level of endcapping, low levels of residual solvent |
| 12/25/2003 | US20030236383 Method of polycarbonate preparation |
| 12/24/2003 | WO2003106533A1 Method of polycarbonate preparation |
| 12/24/2003 | WO2003106464A1 Catalyst consisting of a zinc complex treated with so2 |
| 12/24/2003 | WO2003106149A1 Method for making an aromatic polycarbonate |
| 12/23/2003 | US6667381 Reacting maleic anhydride, a C2-20 glycol and hydrogen in presence of hydrogenating catalyst to produce aliphatic oligoester; polycondensing in presence of transesterification catalyst to produce polyester; reacting with carbonic diester |
| 12/18/2003 | US20030232957 Method for making an aromatic polycarbonate |
| 12/17/2003 | EP1371675A1 Copolycarbonate diol and thermoplastic polyurethane obtained therefrom |
| 12/17/2003 | EP1370154A1 Degradable elastomers for chewing gum base |
| 12/17/2003 | EP1370151A1 Biodegradable chewing gum and method of manufacturing such chewing gum |
| 12/17/2003 | CN1131259C Process for producing polycarbonate resin |
| 12/16/2003 | US6664361 Aromatic polycarbonates; electrography |
| 12/16/2003 | US6664342 Distinguished by very good low temperature impact strength and very good stress cracking behavior |
| 12/11/2003 | US20030229197 Recycle process for polycondensation resins |
| 12/11/2003 | US20030229181 Miscible blends; high density optics |
| 12/11/2003 | US20030227816 Apparatus for continuous stirring and process for continuous polycondensation of polymer resin |
| 12/10/2003 | EP1369460A1 Resin and resin compositions for laser marking and molded articles of these |
| 12/10/2003 | EP1369446A1 Branched aromatic polycarbonate and process for producing the same |
| 12/10/2003 | EP1369169A2 Apparatus for continuous stirring and process for continuous polycondensation of polymer resin |
| 12/10/2003 | EP1368406A2 Optimization of polycarbonate preparation by transesterification |
| 12/10/2003 | EP1165652B1 Polycarbonates siutable for use in optical articles |
| 12/10/2003 | CN1461322A Process for purification of polycarbonate-containing solutions by plate decantation |
| 12/09/2003 | US6660827 Conduits, grafts, and/or catheteters comprising water-insoluble copolymer having bioresorbable region (polylactone), hydrophilic region (polyvinyl alcohol), and crosslinkable olefinic groups; drug delivery |
| 12/09/2003 | US6660826 Polyether ester carbonates |
| 12/09/2003 | US6660787 Prepared by reacting a bisphenol, a 3-(hydroxyphenyl)propyl-encdcapped short chain polysiloxane and an at least trifunctional carboxylic or hydroxy compound branching agent |
| 12/04/2003 | WO2003100206A1 Method for preparing high molecular weight polycarbonate |
| 12/04/2003 | US20030225215 Data storage media containing transparent polycarbonate blends |
| 12/04/2003 | US20030225214 A miscible blends comprising polycarbonate homopolymers having monomer cycloalkyl-1,1-bis/4-hydroxypheny/, 1,1-bis(4-hydroxyphenyl)methylphenylmethane monomers; high density optical recording media |
| 12/03/2003 | EP0943641B1 Processes for the preparation of monodisperse polymers, processes for the continuous polymerization of cyclic monomers, and polymers prepared thereby |
| 12/02/2003 | US6657039 Melt transesterification of carbonate ester and diol compounds; horizontal tubular reactor comprising separated compartments divided by rotational plates and vents; discoloration inhibition |
| 12/02/2003 | US6657038 Melt condensation copolymerization of dihydroxyaromatic compounds and diphenyl carbonate derivative in presence of metal hydroxide and quaternary phosphonium salt |
| 12/02/2003 | US6657018 Polycarbonate-polysiloxane block copolymers |
| 11/26/2003 | EP1363962A2 Process for the production of polycarbonate |
| 11/26/2003 | CN2588344Y Thermometer device |
| 11/25/2003 | US6653434 Production of a polycarbonate whose polymerization degree is enhanced by the use of a polymerizing promoter selected from (BPA)bisphenol A-bis-methyl salicyl carbonate, BPA-bis-benzyl salicyl carbonate etc. |
| 11/20/2003 | WO2003096330A1 Method of enhancing pit replication in optical disks |
| 11/20/2003 | WO2003095521A1 Multiwall polycarbonate sheet and method for its production |
| 11/20/2003 | WO2003095328A1 Method of preserving dried polycarbonate resin, and method of wet-molding resin |
| 11/20/2003 | US20030216538 Optical recording media; bulk density, smoothness |
| 11/20/2003 | US20030214070 Multiwall polycarbonate sheet and method for its production |
| 11/13/2003 | WO2003093897A1 A polymeric substrate for display and light emitting devices |
| 11/13/2003 | WO2003093382A1 Solvent cast films and process made thereby |
| 11/13/2003 | WO2003093345A1 Method and device for producing polyesters, copolyesters and polycarbonates |
| 11/13/2003 | WO2003093344A1 Polymeric microemulsions |
| 11/13/2003 | WO2003060936A3 Film for use as a dielectric in capacitors and method for producing the same |
| 11/13/2003 | US20030212244 Polymers made from bis(2-hydroxyethyl)isosorbide and enduses thereof |
| 11/13/2003 | US20030212241 Method of enhancing pit replication in optical disks |
| 11/13/2003 | US20030209834 Dissolving polycarbonate in solvents; casting |
| 11/13/2003 | US20030209553 Plastic containers with uniform wall thickness |
| 11/12/2003 | EP1361242A1 Method and apparatus for producing aromatic polycarbonate |
| 11/12/2003 | EP1361241A1 Process for producing raw polycarbonate resin material and producing polycarbonate resin |
| 11/12/2003 | EP1360238A2 Data storage media containing transparent polycarbonate blends |
| 11/12/2003 | EP1360221A1 Melt polycarbonate catalyst systems |
| 11/12/2003 | EP1360220A2 Process for the production of polycarbonate |
| 11/12/2003 | EP1360219A1 Polycarbonate copolymers having improved hydrolytic stability |
| 11/12/2003 | CN1454915A Method and apparatus for producing high molecular-weight aliphat makrolan |
| 11/12/2003 | CN1454914A Makrolan having specific branching end group, polyester carbonate ester and polyester |
| 11/12/2003 | CN1454913A Method and apparatus for producing poly-ester, copolyester and makrolan |
| 11/12/2003 | CN1454897A Method for producing phosphorousphenate |
| 11/11/2003 | US6646103 Method for obtaining oxacarbonyl polymers, functionalization, resulting polymers and functionalizing agent |
| 11/11/2003 | US6646101 Impact strength, stress resistance, noncracking |
| 11/11/2003 | US6646100 Ring-opening homo- or co-polymerization of cyclic carbonates |