| 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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| 02/21/2007 | EP1412412B1 Melt polycarbonate exhibiting an improved resistance to hydrolysis |
| 02/21/2007 | CN1918234A Fluid polyester moulding masses |
| 02/21/2007 | CN1918210A Method for producing polycarbonate copolymer |
| 02/21/2007 | CN1918101A Processes for preparing benzoquinones and hydroquinones |
| 02/21/2007 | CN1918097A Production of bisphenol a with a reduced isomer formation |
| 02/21/2007 | CN1917940A Method for decomposing polycarbonate |
| 02/20/2007 | US7179880 Which enhance the water resistance; sunscreens for example; polycarbonates made by transesterification of a dialkyl carbonate and a hydrogenated dimer diol of given iodine number; sensory properties absorption, spreadability and tackiness are improved |
| 02/15/2007 | US20070037957 For production of printing inks, paints, coatings, adhesives, sealants, casting elastomers or foams; lamination |
| 02/14/2007 | EP1751211A1 Method for preparing a polycarbonate oligomer mixture at low temperature for manufacturing polycarbonate |
| 02/14/2007 | CN1914248A Process for the production of copolycarbonates with reduced color |
| 02/14/2007 | CN1914140A Production of bisphenol a with a reduced sulphur content |
| 02/14/2007 | CN1300215C Method of polycarbonate preparation |
| 02/14/2007 | CN1300214C Method of preparing catalyst for polymerization of aliphatic polycarbonate and method of polymerizing aliphatic polycarbonate using same |
| 02/08/2007 | US20070032629 Grafting of transition metal complexes on supports |
| 02/08/2007 | US20070031699 Polyethers from bis(diarylamino)fluorenes that are 9,9-bis(hydroxyhydrocarbyl)-substituted and may be copolymerized with a difluorodiphenyl sulfone; low voltage drive, a high luminance, a very long life and no imperfections |
| 02/07/2007 | EP1749848A1 Branched polycarbonate resin and process for production thereof |
| 02/07/2007 | EP1749043A1 Copolycarbonates with an improved fluidity |
| 02/07/2007 | EP1748973A1 Processes for the production of cumene, polyetherimides, and polycarbonates |
| 02/07/2007 | CN1910213A Polyformals and copolyformals as a protective layer against hydrolysis on polycarbonate |
| 02/01/2007 | WO2007013463A1 Polycarbonate and process for production thereof |
| 01/31/2007 | EP1360220B1 Process for the production of polycarbonate |
| 01/31/2007 | CN1906033A Solid molded polycarbonate member having improved optical and processing characteristics |
| 01/24/2007 | EP1485423B1 Process for making a modified thermoplastic polyester |
| 01/24/2007 | EP1227881B1 Process and equipment for preparing aromatic polycarbonate |
| 01/24/2007 | CN1902255A Process for preparing a high molecular polycondensate |
| 01/24/2007 | CN1900140A Process for preparing high molecular weight bisphenol type poly carbonate by interface polymerizing method |
| 01/23/2007 | US7166687 Translucent thermoplastic composition, method for making the composition and articles molded there from |
| 01/23/2007 | US7166244 Thermally crosslinked polymers |
| 01/18/2007 | US20070015896 Dihydroxy aramid polymers |
| 01/18/2007 | US20070015844 Bioresorbable hydrogel compositions for implantable prostheses |
| 01/18/2007 | DE112005000346T5 Verfahren zur Herstellung von Polycarbonatcopolymer A process for the production of polycarbonate copolymer |
| 01/18/2007 | DE112005000328T5 Copolycarbonat, Copolycarbonatzusammensetzung und daraus erhaltener optischer Formartikel Copolycarbonate, copolycarbonate and articles obtained therefrom optical form |
| 01/17/2007 | EP1742983A1 Process for producing polycarbonate |
| 01/17/2007 | EP1272543B1 Method for making siloxane copolycarbonates |
| 01/17/2007 | EP1195409B1 Polycarbonate resin for optical disk substrate and optical disk substrate |
| 01/17/2007 | CN1895775A Industrial preparation of rare-earth ternary catalyst |
| 01/11/2007 | WO2007003054A1 Method of biomolecule immobilization on polymers using click-type chemistry |
| 01/11/2007 | US20070010619 Polycarbonate copolymer from monomer that is N substituted with aryl groups having 6 to 25 carbon atoms; yellowness index of less than 10; automotive headlight lens, for articles having excellent fire retardance and improved physical properties |
| 01/11/2007 | CA2614049A1 Method of biomolecule immobilization on polymers using click-type chemistry |
| 01/10/2007 | EP1740638A1 Method for producing polycarbonate |
| 01/10/2007 | EP1740637A1 Aliphatic diol polycarbonates and their preparation |
| 01/10/2007 | EP1740629A1 Photochromic compositions and articles comprising siloxane, alkylene or substituted alkylene oligomers |
| 01/10/2007 | EP1740628A1 Photochromic compositions and articles comprising polyether oligomer |
| 01/10/2007 | CN1894313A Reshapable shape-memory resin excelling in shape recovery capability and shaped item of the resin having been crosslinked |
| 01/10/2007 | CN1894304A Polyhydric polyborate as polymerization catalyst |
| 01/10/2007 | CN1894303A Fluorocarbon terminated oligo- and poly-carbonates as surface modifiers |
| 01/10/2007 | CN1294177C Copolycarbonate and heat-resistant part prepared thereby |
| 01/09/2007 | CA2308520C Strictly alternating poly(alkylene oxide ether) copolymers |
| 01/04/2007 | WO2007001757A1 Method for preparation of aromatic chloroformates |
| 01/03/2007 | CN1890290A Method for producing polycarbonates having a low content of volatile compounds according to the transesterification process |
| 01/03/2007 | CN1887934A Polycarbonate material in alternating structure |
| 01/03/2007 | CN1293118C Method for producing oligocarbonates |
| 01/02/2007 | US7157545 Compositions for golf equipment |
| 01/02/2007 | US7157544 cooling a reaction liquid utilizing vaporization latent heat of an organic solvent to remove vast reaction heat during reaction of a bisphenol compound and phosgene |
| 12/27/2006 | EP1735367A1 Method for production of a partly-crystalline polycondensate |
| 12/21/2006 | WO2006134045A1 Oligo- and poly-carbonates terminated with silicon containing groups as surface modifiers |
| 12/21/2006 | US20060287459 curable cyclic oligomers containing methacrylate groups, having dimensional stability and shrinkage inhibition, used in microelectronics, coatings and restorative dentistry |
| 12/20/2006 | EP1641471B1 Biocompatible polymer networks |
| 12/20/2006 | CN1880296A Phenols having branched structure |
| 12/20/2006 | CN1879958A Lactide analog monomer continuous polymerization device and process |
| 12/20/2006 | CN1290896C Refining process for fatty polycarbonate resin |
| 12/20/2006 | CN1290893C Polymeric microemulsions |
| 12/13/2006 | EP1731218A1 Method for decomposing polycarbonate |
| 12/13/2006 | CN1289568C Method for making polycarbonate |
| 12/12/2006 | US7148317 Method of preparing catalyst for polymerization of aliphatic polycarbonate and method of polymerizing aliphatic polycarbonate using same |
| 12/12/2006 | US7148313 A plycarbonate, a benzotriazole compound containing phenol as ultraviolet radiation absorber and a fatty acid ester which is full ester of an aliphatic polyhydric alcohol with 4 to 8 hydroxy groups; car lamp cover or lens; injection molding |
| 12/12/2006 | US7148312 Both crystallization and solid state polymerization of a non-crystalline polycarbonate, prepared through melt polycondensation |
| 12/06/2006 | CN1875054A Charge-transporting compound, charge-transporting material, charge-transporting varnish, charge-transporting thin film, and organic electroluminescent device |
| 12/05/2006 | US7145029 Reacting alkylene oxide with carbon dioxide in presence of carbonation catalyst to give cyclic carbonate; then reacted with alcohol to give dialkyl carbonate and diol |
| 12/05/2006 | US7144971 Polycarbonates and photoconductive imaging members |
| 11/30/2006 | WO2006066055A3 Polycarbonate-ultem block copolymers |
| 11/30/2006 | US20060270823 Suited to a molding material for an optical disc substrate such as a digital audio disc, a digital video disc and an optical memory disc, various lenses such as a lens for an optical pickup, spectacle lenses, contact lenses and a lens sheet, an optical sheet substrate |
| 11/30/2006 | US20060266985 1,2-di(4-hydroxyaryl)tetrafluoroethanes; chemical intermediates with linear molecular structure for liquid crystals |
| 11/29/2006 | EP1448661B1 Reduction of reaction by-products in polycarbonate resins |
| 11/29/2006 | EP1322693B1 Process for the purification of polycarbonate containing solutions by plate decantation |
| 11/29/2006 | CN1871198A Polycarbonates and copolycarbonates having reduced water absorption and improved flowability, and production and use thereof |
| 11/29/2006 | CN1286879C Method of making block copolymers by solid state polymerization |
| 11/29/2006 | CN1286877C Method for copolyestercarbonate synthesis |
| 11/28/2006 | US7141641 reacting dialkyl carbonate and carbocyclic alcohols in the presence of transesterification catalysts, then recovering and separation of the ester interchange products |
| 11/28/2006 | US7141640 For reducing the amount of catalyst bead carryover from a bed of catalyst beads |
| 11/23/2006 | WO2005105890A8 Method for preparing a polycarbonate oligomer mixture at low temperature for manufacturing polycarbonate |
| 11/22/2006 | EP1723191A1 Liquid crystal polycarbonates and methods of preparing same |
| 11/22/2006 | CN1865316A Low viscosity oligomeric polycarbonatepolyols |
| 11/22/2006 | CN1865315A Weatherable block copolyestercarbonates, methods for their preparation and blends containing them |
| 11/22/2006 | CN1285641C Method of polycarbonate preparation by solid state polymerization |
| 11/21/2006 | US7138479 Aliphatic diol polycarbonates and their preparation |
| 11/21/2006 | US7138478 Process for mixing polymer melts with additives |
| 11/21/2006 | US7138477 Compositions for golf equipment |
| 11/21/2006 | US7138476 Golf balls comprising thermoplastic, thermoset, castable, or millable elastomer |
| 11/21/2006 | US7138475 Compositions for golf equipment |
| 11/21/2006 | CA2261697C Process for the production of a polymerized material and the product produced thereby |
| 11/15/2006 | EP1721923A1 Aromatic polycarbonate resin composition and process for producing the same |
| 11/15/2006 | CN1863846A Method for preparation of copolyorganosiloxanecarbonates of high clarity |
| 11/14/2006 | US7135577 Methods for producing and purifying 2-hydrocarbyl-3,3-bis(4-hydroxyaryl)phthalimidine monomers and polycarbonates derived therefrom |
| 11/14/2006 | US7135545 High molecular weight lenses formed from viscosity-specific polycarbonate |
| 11/14/2006 | US7135538 Transparent polycarbonate-polysiloxane copolymer blend, method for the preparation thereof, and article derived therefrom |
| 11/08/2006 | EP1719791A1 Process for producing polycarbonate |
| 11/08/2006 | EP1718692A2 Process for incorporating substances into polymeric materials in a controllable manner |
| 11/08/2006 | CN1860153A Molecular weight increase and modification of polycondensates |
| 11/07/2006 | US7132575 Process for the synthesis of bisphenol |