| 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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| 03/04/2009 | EP2031009A1 Cleaning device for separating dilactide from a materials mixture, polymerisation device, method for separating dilactide from materials mixtures and application |
| 03/04/2009 | EP2030679A1 Polymerisation reactor, polymerisation device, method for manufacturing biodegradable polyester and applications |
| 03/04/2009 | EP2030667A1 Condensation and washing device, polymerisation device and cleaning of process vapour in polylactide production |
| 03/04/2009 | EP2029759A1 Process for the removal of polyhydroxyalkanoate particles obtained by fermentation, using a nozzle separator |
| 03/04/2009 | EP2029683A1 Air drying resin and composition |
| 03/04/2009 | EP2029271A1 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 |
| 03/04/2009 | EP2029267A1 Process and apparatus for continuous polymerization of polymer in solid phase |
| 03/04/2009 | EP1945346B1 Reactor with optimized internal tray design |
| 03/04/2009 | EP1334081B1 Method for producing esters of multibasic acids |
| 03/04/2009 | CN101379441A Resin for toner and toner |
| 03/04/2009 | CN101379113A Polyester solid phase polymerization catalyst for low acetaldehyde generating resins |
| 03/04/2009 | CN101379112A Process for preparing polyarylate |
| 03/04/2009 | CN101379111A Polymerizable unsaturated compound and method for producing the same |
| 03/04/2009 | CN101377025A Cation dyeable modified polyester continuous yarn under normal temperature and normal pressure and preparing method thereof |
| 03/04/2009 | CN101376740A Flame-retardant polyester composition for preparing fibre |
| 03/04/2009 | CN101376739A Flame-retardant polyester composition for preparing industrial polyester fibre |
| 03/04/2009 | CN101376737A Preparation of polyester resin containing functional mineral substance |
| 03/04/2009 | CN101376705A Preparation of modified PTT polyester chip |
| 03/04/2009 | CN101376704A Preparation of high molecular weight polyester |
| 03/04/2009 | CN101376703A Preparation of easy cationic dyeable PTT |
| 03/04/2009 | CN101376702A Polyester based phase-change material having uvioresistant function and preparation thereof |
| 03/04/2009 | CN101376701A Water-soluble resin |
| 03/04/2009 | CN101376700A Preparation of flame-retardant polyester for preparing industrial yarn |
| 03/04/2009 | CN101376699A Preparation of flame-retardant polyester for preparing industrial yarn |
| 03/04/2009 | CN101376698A Preparation of flame-retardant polyester for preparing fibre |
| 03/04/2009 | CN101376697A Preparation of flame-retardant polyester for preparing fibre |
| 03/04/2009 | CN101376696A Preparation of flame-retardant polyester for preparing industrial yarn |
| 03/04/2009 | CN101376695A Preparation of flame-retardant polyester for preparing industrial yarn |
| 03/04/2009 | CN101376694A Preparation of flame-retardant polyester for preparing industrial fibre |
| 03/04/2009 | CN101376693A Preparation of flame-retardant polyester for preparing industrial fibre |
| 03/04/2009 | CN101376692A Preparation of flame-retardant polyester for preparing industrial yarn |
| 03/04/2009 | CN101376691A Preparation of flame-retardant polyester for preparing industrial yarn |
| 03/04/2009 | CN101376690A Preparation of flame-retardant polyester for preparing fiber |
| 03/04/2009 | CN101376689A Preparation of flame-retardant polyester for preparing fiber |
| 03/04/2009 | CN101376688A Flame-retardant polyester composition for preparing fibre |
| 03/04/2009 | CN101376687A Method for preparing polylactic acid |
| 03/04/2009 | CN100465209C A preparation method of degradable polymer materials for stents used in shape memory pipe cavityies |
| 03/04/2009 | CN100465208C A method and an apparatus for continuous polycondensation |
| 03/04/2009 | CN100465207C A method for preparing high-molecular aliphatic polyester |
| 03/03/2009 | US7498422 lignin contained in plant as starting materials, modified with methanol, formed polylactones and a polyester as molding materials; flame retardancy, biodegradable |
| 03/03/2009 | US7498401 Thermoplastic polycarbonate compositions, articles made therefrom and method of manufacture |
| 03/03/2009 | US7498400 Reacting dihydroxy compound with an activated diaryl carbonate in the presence of an esterification catalyst to produce a polycarbonate, wherein the carbonate reaction component and the dihydroxy reaction component are reacted in the presence of a monofunctional chainstopper; color, hydrolytic stability |
| 03/03/2009 | US7498399 Reacting phosgene and recycle streams of ester-substituted phenol from processes using tetraalkyl ammonium or phosphonium hydroxides where recycle stream is treated to reduce concentration of trialkyl amine, trialkyl phosphine, or both, if present, from recycle stream prior to reacting it with phosgene |
| 03/03/2009 | US7498398 Comprising a polysiloxane-polycarbonate copolymer; transparent blends with improved weatherability and/or chemical resistance, improved resistance to environmental stress crazing and cracking |
| 03/03/2009 | US7498385 Composite article comprising fluoropolymer and crosslinked semicrystalline polyester shape memory polymer; implantable medical devices; noncytotoxic, biocompatible, bioabsorbable |
| 03/03/2009 | CA2292986C Process for the preparation of polyester resin |
| 02/26/2009 | WO2009026543A2 Cationic alpha-amino acid-containing biodegradable polymer gene transfer compositions |
| 02/26/2009 | WO2009025850A2 Copolymerization of epoxides and cyclic anhydrides |
| 02/26/2009 | WO2009025312A1 Polycondensation catalyst for production of polyester, process for production of the catalyst, and process for production of polyester |
| 02/26/2009 | US20090054620 Meta-type wholly aromatic polyamide fiber excellent in high-temperature processability, and method for producing the same |
| 02/26/2009 | US20090054619 Functionalization of polyglycolides by "click" chemistry |
| 02/26/2009 | US20090054618 Polybutylene terephthalate and process for producing thereof |
| 02/26/2009 | US20090054602 Thermoformed articles and compositions of poly (hydroxyalkanoic acid) and polyoxymethylene |
| 02/26/2009 | US20090054599 elastomer discontinuously dispersed in the thermoplastic resin and a molecular chain extender (hexamethylene diamine or 6-aminohexanoic acid); dispersed state of crosslinked particles is stabilized; vulcanized in the presence of a crosslinking agent while melt kneading |
| 02/26/2009 | US20090054590 drug polymer conjugates comprising biomaterials such as proteins linked through an activated moiety to a water soluble polyoxyethylene glycol derivatives |
| 02/26/2009 | US20090054572 Polyester Resin Composition and Product Molded or Formed Therefrom |
| 02/26/2009 | US20090053652 Photoresist compositions |
| 02/26/2009 | US20090053647 Coating-type underlayer coating forming composition for lithography containing naphthalene resin derivative |
| 02/26/2009 | US20090050014 Self-dispersed pigments and methods for making and using the same |
| 02/26/2009 | DE102007040135A1 Verfahren zur Herstellung von Polyester-Granulaten aus hochviskosen Polyester-Schmelzen sowie Vorrichtung zur Herstellung der Polyester-Granulate A process for producing polyester pellets from highly viscous polyester melts and apparatus for producing the polyester pellets |
| 02/26/2009 | CA2696089A1 Polycondensation catalyst for producing polyester and method for producing the same and method for producing polyester |
| 02/25/2009 | EP2028209A1 Organic acid catalyst for polylactic acid synthesis |
| 02/25/2009 | EP2028208A1 Phospholipid copolymers |
| 02/25/2009 | EP2027177A1 Bis epoxy polyesters and food cans coated with a composition comprising same |
| 02/25/2009 | EP2026903A1 End reactor |
| 02/25/2009 | EP2026825A2 Furanone-initiated polymers |
| 02/25/2009 | EP1576028B1 Reactor and process for solid phase continuous polymerisation of polyethylene terephthalate (pet) |
| 02/25/2009 | EP1313599B1 Method and device for producing spherical particles from a polymer melt |
| 02/25/2009 | CN101374910A Resin composition, molded article and their production methods |
| 02/25/2009 | CN101374883A Process for producing aliphatic polyester |
| 02/25/2009 | CN101374882A Method for esterification of terephthalic acid with butanediol, method for the preparation of polybutylene terephthalate and a device therefore |
| 02/25/2009 | CN101374881A Blends of biopolymers with acrylic copolymers |
| 02/25/2009 | CN101372810A Method for preparing polyester integrated finishing agent for terylene from raw material reclaimed from polyester waste material |
| 02/25/2009 | CN101371933A Biodegradable hydrogel with temperature sensitivity and production method and use thereof |
| 02/24/2009 | US7495067 Polyester process using a pipe reactor |
| 02/24/2009 | US7495066 heat resistance; molding materials; two different dihydroxy monomers, including 3,3-Bis-(4-hydroxyphenyl)-2-phenyl-2,3-dihydroisoindol-1-one |
| 02/24/2009 | US7495065 Endcapping a polycarbonate having hydroxy terminal groups by melt reacting with the reaction product of bisphenol A and diphenyl carbonate; improved thermal stability in a solid state |
| 02/24/2009 | US7495064 Manufacture of polycarbonates |
| 02/19/2009 | WO2009023848A2 Method for making shapeable microcellular poly lactic acid articles |
| 02/19/2009 | WO2009023759A2 Chiral compounds, liquid crystal compositions and polymer networks derived therefrom |
| 02/19/2009 | WO2009023087A1 Integrated polyester production facility |
| 02/19/2009 | WO2009003754A3 Polyesters containing amino groups |
| 02/19/2009 | US20090048423 Phospholipid Copolymers |
| 02/19/2009 | US20090048362 Method of Modifying Liquid Crystal Polymers |
| 02/19/2009 | US20090048166 Peptide dimer bonded to polyethylene glycol through amide groups; insufficient or defective red blood cell production; anemia; genetic discorder; blood disorders; erythropoietin receptor agonists |
| 02/19/2009 | US20090047654 Polymer affinity matrix, a method for the production and use thereof |
| 02/19/2009 | US20090047532 Material for Room Temperature Curable Solvent-Borne Overcoating Material,Coating Material Using Same and Coating Film |
| 02/19/2009 | US20090047256 Biodegradable Elastomers |
| 02/19/2009 | US20090044744 Thermal Sensitive Material |
| 02/19/2009 | US20090044445 Use of Fatty Acid Alkoxylates as a Method to Remedy Engine Intake Valve Sticking |
| 02/18/2009 | EP2026395A1 Methanol fuel cell cartridge |
| 02/18/2009 | EP2024414A2 Biodegradable modified caprolactone polymers for fabricating and coating medical devices |
| 02/18/2009 | EP1828279B1 Degradable polymer for chewing gum |
| 02/18/2009 | EP1279692B1 Optical parts and sulfur-containing poly(thio)ester (co)polymer |
| 02/18/2009 | CN201195714Y Novel ethylene glycol spray device |
| 02/18/2009 | CN101370871A Polyarylate compositions useful as coatings , their preparation, and articles made therefrom |
| 02/18/2009 | CN101370851A Method for the production of polyhydroxy alkanoates having a smaller alkali metal and alkaline earth metal concentration and greater thermal stability |
| 02/18/2009 | CN101370850A Production apparatus, and production process, for polylactic acid |
| 02/18/2009 | CN101367983A Aliphatic polyester complexes and method of preparing the same |
| 02/18/2009 | CN101367922A Fluorine-containing hyperbranched polyester acrylic ester and method of preparing the same |