| 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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| 11/28/2001 | CN1075527C Biodegradable polymers, process for their production and their use in producing biodegradable mouldings |
| 11/27/2001 | US6323363 Useful as emulsifiers, demulsifiers, detergents, dispersants, and hydrotropic agents |
| 11/27/2001 | US6323307 Biodegradable film, foam, coating, or molded article, but can also be an extruded article, nonwoven fiber, pellet, powder, laminate or adhesives comprising lactide polymer |
| 11/27/2001 | US6323305 Esterifying slurry comprising naphthalenedicarboxylic acid or its derivatives, and ethylene glycol or glycol containing derivative to produce esterification compounds comprising bis(beta-hydroxyethyl) naphthalate; polycondensation |
| 11/27/2001 | US6323276 Propylene modified with unsaturated carboxylic acid or anhydride; high mechanical and impact strenght; cars |
| 11/27/2001 | US6323010 Providing substrates which comprise 2-hydroxybutyric acid in biological system which is genetically engineered to express one or more enzymes selected from the group consisting of polyhydroxyalkanoate synthase, acyl-coa transferase, etc. |
| 11/27/2001 | US6322886 Polyethylene glycol modified polyester fibers, yarns, and fabrics and method for making the same |
| 11/27/2001 | US6322797 Biodegradable terephthalate polyester-poly (phosphate) polymers, compositions, articles, and methods for making and using the same |
| 11/22/2001 | WO2001088014A1 Use of stannylenes and germylenes as polymerisation catalysts for heterocycles |
| 11/22/2001 | WO2001088004A2 High molecular weight polyester polymer, method for making same and use thereof |
| 11/22/2001 | US20010044514 Such as crystalline polylactide and polymandelide, from substituted 1,4-dioxan-2,5-diones by mixing an anhydrous metal organic ligand with the dioxanedione and heating; high melting biodegradable polymers |
| 11/22/2001 | DE10120412A1 Zusammensetzung aus amorphem Copolyesterharz Composition of amorphous copolyester |
| 11/21/2001 | EP1156070A1 Method for preparing polyester resin copolymerized with 1,4-Cyclohexanedimethanol |
| 11/21/2001 | EP1156069A1 Method of polymerizing deionized bis-beta-hydroxyethyl terephthalate |
| 11/21/2001 | EP1155064A1 Addition of treatment agents to solid phase polymerization processes |
| 11/21/2001 | EP1154902A1 New use |
| 11/21/2001 | EP1154760A1 Biodegradable composite material for the production of microcapsules |
| 11/21/2001 | CN1322768A Polyhydroxy alkanoate and process for producing them with microbe |
| 11/21/2001 | CN1075082C Process for pellet formation from amorphous polyester |
| 11/20/2001 | US6320073 Process for separation of the dipotassium salt of naphthalene dicarboxylic acid using activated carbon beds |
| 11/20/2001 | US6320014 Units derived from terephthalic acid, isophthalic acid, ethylene glycol and m-bis(2-hydroxyethoxy)benzene; excellent in gas barrier properties, transparency and heat resistance and hardly generate acetaldehyde. |
| 11/20/2001 | US6319576 Hyperfunctional nucleation agent to react with polyester chains |
| 11/20/2001 | US6319492 Copolymers of tyrosine-based polyarylates and poly(alkylene oxides) |
| 11/15/2001 | WO2001086301A1 Polymer composition for forming surface of biosensor |
| 11/15/2001 | WO2001085824A2 Copolyesters and fibrous materials formed therefrom |
| 11/15/2001 | WO2001085180A1 Biocompatible macromers |
| 11/15/2001 | DE10120723A1 Screw based melt kneading extruder, used for compounding high performance thermoplastic resin for use in high stressed products, comprises upstream and downstream feed areas |
| 11/14/2001 | EP1154070A1 Polyester fiber having functionality imparted thereto, structure formed therefrom and method for producing the same |
| 11/14/2001 | EP1153966A1 Foamed polyester resin molding and process for producing the same |
| 11/14/2001 | EP1153954A1 Process for producing aliphatic polyester |
| 11/14/2001 | EP1153953A1 Polymerization catalyst for polyester production, polyester, and process for producing polyester |
| 11/14/2001 | EP1153070A1 A glycolysis process for recycling of post-consumer pet |
| 11/14/2001 | EP1152824A1 Rotating surface of revolution reactor with temperature control mechanisms |
| 11/14/2001 | EP1152823A1 Process for the conversion of a fluid phase substrate by dynamic heterogeneous contact with a solid agent |
| 11/14/2001 | EP1152822A1 Rotating surface of revolution reactor with enhanced surface features |
| 11/14/2001 | EP1152776A1 Biodegradable, injectable oligomer-polymer composition |
| 11/14/2001 | EP1117720A4 Polyester analogue of poly-l-lysine as a soluble, biodegradable gene delivery carrier |
| 11/14/2001 | CN1322191A Aromatic acid monomers, polymers, products and processes for their manufacture |
| 11/14/2001 | CN1321695A Poly(hydroxy alkanoate), its preparation method and use of microbe in its preparation |
| 11/14/2001 | CN1074774C Process for treating residues containing dihydroxy compounds |
| 11/13/2001 | US6316606 Polymeric compound comprising glycopolymer and a method for decomposing the same |
| 11/13/2001 | US6316592 Soluble polymer resins are separated from solution slurry containing polymer resin in both soluble form and solid particulate phase using precipitation aid which absorbs onto the surface of polymer particles |
| 11/13/2001 | US6316590 Polymerizing respectively (r,r)-lactide or (s,s)-lactide in the presence of a catalyst which has zinc center or a magnesium center, and two ligands to obtain isotactic poly ((r)-lactic acid) |
| 11/13/2001 | US6316586 Dyeability |
| 11/13/2001 | US6316584 Producing esters or oligoesters in a first reaction stage and polycondensing the esters or oligoesters in the presence of a polycondensation catalyst in a second reaction stage |
| 11/13/2001 | US6316581 Bioresorbable copolymers |
| 11/13/2001 | US6316522 Bioresorbable hydrogel compositions for implantable prostheses |
| 11/13/2001 | US6316518 Methods of treating polymeric materials, methods of forming nylon, and apparatuses |
| 11/13/2001 | US6316262 Biological systems for manufacture of polyhydroxyalkanoate polymers containing 4-hydroxyacids |
| 11/13/2001 | US6316101 Composed of at least 90% by weight of poly(trimethylene terephthalate), containing a phosphorus compound at 10-250 ppm in terms of weight of elemental phosphorus; whiteness, stability |
| 11/08/2001 | WO2001083588A1 Method for isolating polymer resin from solution slurries |
| 11/08/2001 | WO2001083582A1 Process for continuously producing polyester |
| 11/08/2001 | WO2001083581A1 Process for producing aliphatic polyester carbonate |
| 11/08/2001 | WO2001083118A1 Process for coating paperboard with a water-dispersible polyester polymer |
| 11/08/2001 | US20010039327 Hydrolysis of cellulose forming glucose; cyclization to gluconolactone; metathesis ring-opening polymerization |
| 11/08/2001 | US20010039160 Nonwoven fabrics formed from polyethylene glycol modified polyester fibers and method for making the same |
| 11/08/2001 | US20010038854 Sustained-release preparation |
| 11/07/2001 | EP1151040A1 Unsaturated polyester resin compositions |
| 11/07/2001 | EP1151026A1 Catalysis system for the production of thermoplastic polyesters with improved optical properties |
| 11/07/2001 | EP0845012B1 Water-dispersible copolyester-ether compositions |
| 11/07/2001 | EP0814092B1 Esterified and polyester-grafted starch and alloy thereof |
| 11/07/2001 | EP0703940B1 Polymeric thickeners for aqueous compositions |
| 11/07/2001 | CN1321171A Method for reusing polyester chip |
| 11/07/2001 | CN1320731A Process for preparing copolyester fibre with high bending elasticity and restoring nature |
| 11/07/2001 | CN1074429C Thermoplastic polyester continuous production process |
| 11/07/2001 | CN1074428C Byproduct stream purification in preparation of 1,3-propanediol-based polyesters |
| 11/07/2001 | CN1074427C Compoiste poly(dibutyl terephthalate)/layer silicate nm-material and preparing process thereof |
| 11/06/2001 | US6313250 Polyfunctionally reactive polymer substances |
| 11/06/2001 | US6313235 Method for preparing polypropylene terephthalate/polyethylene terephtalate copolyester |
| 11/06/2001 | US6312805 (alkali metal sulfoethyl)alkylenedioic acid and esters; copolymerization with polyester or polyamide monomers |
| 11/06/2001 | US6312732 Biodegradable targetable microparticle delivery system |
| 11/01/2001 | WO2001081610A2 Method for producing polylactic acid and corresponding device |
| 11/01/2001 | WO2001081469A1 Liquid-crystal polyester resin composition |
| 11/01/2001 | WO2001081450A1 Method and device for producing granulates from intermediate products of thermoplastic polyesters and copolyesters |
| 11/01/2001 | WO2001081449A1 Liquid-crystal polyester resin |
| 11/01/2001 | WO2001081448A2 Copolyesters having improved retained adhesion |
| 11/01/2001 | WO2001081447A2 Optimum dipropylene glycol content polytrimethylene terephthalate compositions |
| 11/01/2001 | WO2001081441A1 Branched hydroxyl-functional polyester resin and its use in aqueous cross-linkable binder compositions |
| 11/01/2001 | WO2001080987A2 Dispersants |
| 11/01/2001 | WO2001027184A3 Method of preparation of a curing agent for epoxy compositions, the curing agent for epoxy compositions and the epoxy composition |
| 11/01/2001 | CA2406230A1 Dispersants |
| 11/01/2001 | CA2377950A1 Copolyesters having improved retained adhesion |
| 10/31/2001 | EP1149944A1 Hydrophilic polyester fiber and hydrophilic nonwoven fabric using the same and their production |
| 10/31/2001 | EP1149852A1 Aromatic polycarbonate, process for producing the same, and molded article |
| 10/31/2001 | EP1149848A1 Powder paint composition |
| 10/31/2001 | EP0927158B1 Amphiphilic compounds with at least two hydrophilic and at least two hydrophobic groups based on dicarboxyclic acid diamides |
| 10/31/2001 | EP0891403B1 Lcp blends |
| 10/31/2001 | DE10019508A1 Verfahren und Vorrichtung zur Vertropfung von Vorprodukten thermoplastischer Polyester oder Copolyester Method and apparatus for drops of precursors of thermoplastic polyesters or copolyesters |
| 10/31/2001 | CN1320135A Catalyst for polyester production and process for process for producing polyester with the same |
| 10/31/2001 | CN1320134A Process for producing polyhydroxycarboxylic acid |
| 10/31/2001 | CN1320133A Unsaturated polyester resin and the use of it |
| 10/31/2001 | CN1319621A Use of aliphatic tertiary position monoacid used as chain termination agent in preparing polyester carbonic ether |
| 10/31/2001 | CN1319620A Use of nanometer grade antimony trioxide as polyester polycondensation catalyst |
| 10/31/2001 | CN1319619A Method and apparatus for preparing polybenzene dicarbonic butanediol ester |
| 10/31/2001 | CN1074017C Method for increasing molecular weight of polycondensates |
| 10/31/2001 | CN1073999C Method for preparing poly-lactic-acid |
| 10/30/2001 | US6310171 Resin composition with biodegradability and foamability |
| 10/30/2001 | US6309719 Containing norbornanedicarboxylic acid |
| 10/30/2001 | US6309718 Large polyester containers and method for making same |
| 10/25/2001 | WO2001079326A2 Polyester compositions containing polar chain terminators |