Patents
Sitemap › C08 - Organic macromolecular compounds; Their preparation or chemical working-up; Compositions based thereon › C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds › C08G 64 - Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule
Patents for C08G 64 - Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule (9,881)
12/2005
12/14/2005CN1708534A Process for producing polyalkylene carbonates
12/14/2005CN1231518C Process for producing polycarbonate from diphenol and diarylester carbonate
12/13/2005US6974654 Electrophotographic photoconductor, image forming method and apparatus, and process cartridge using the photoconductor, and long-chain alkyl group containing bisphenol compound and polymer made therefrom
12/08/2005US20050272904 Method of preparing catalyst for polymerization of aliphatic polycarbonate and method of polymerizing aliphatic polycarbonate using same
12/08/2005US20050272336 Polymer compositions with antimicrobial properties
12/07/2005EP1191064B1 Aromatic polycarbonate composition
12/07/2005CN1705700A Production of polycarbonate with particularly little damage due to oxygen
12/01/2005WO2005113639A1 Copolycarbonates with an improved fluidity
12/01/2005WO2005113638A1 Polycarbonate resin and electrophotographic photosensitive member using same
12/01/2005WO2005113637A1 Branched polycarbonate resin and process for production thereof
12/01/2005US20050267280 Lactone bearing absorbable polymers
12/01/2005DE102004019295A1 Verfahren zur Herstellung von Polycarbonat A process for the production of polycarbonate
11/2005
11/30/2005EP1599535A1 Polycarbonate compositions
11/30/2005EP1141082B1 Method of manufacturing polycarbonates
11/30/2005CN1229417C Optical quality polycarbonates with reduced static charge and method for making same
11/24/2005WO2005110952A1 Processes for the production of cumene, polyetherimides, and polycarbonates
11/24/2005US20050261460 By reaction of an ester-substituted diaryl carbonate with dihydroxy aromatic compounds (resorcinol, hydroquinone, methylhydroquinone, bisphenol A, and 4,4'-biphenol ); minimizes the amount of catalyst required thereby promoting water absorption; no degradation at high temperatures and discoloration
11/24/2005US20050261414 Polycarbonate resin compositon and molded article
11/24/2005US20050258407 Thermally crosslinked polymers
11/24/2005DE102004022673A1 Copolycarbonate mit verbesserter Fließfähigkeit Copolycarbonates with improved flowability
11/23/2005CN1701085A Method of polycarbonate preparation
11/17/2005WO2005108457A1 Dihydroxyacetone-based polymers
11/17/2005WO2004113043A3 Propane diol-based polyester resin and shrink film
11/17/2005DE102004019294A1 Verfahren zur Herstellung von Polycarbonat A process for the production of polycarbonate
11/16/2005EP0924259B1 Polycarbonate resin compositions
11/16/2005CN1697849A Method for end-capping polycarbonate resins and composition for use in same
11/15/2005US6965001 Organic-inorganic hybrid polymer materials with compositional gradient, and processes for preparing the same
11/15/2005CA2146424C Copolycarbonate having improved low-temperature impact strength
11/10/2005WO2005105890A1 Method for preparing a polycarbonate oligomer mixture at low temperature for manufacturing polycarbonate
11/10/2005WO2005105875A1 Photochromic compositions and articles comprising siloxane, alkylene or substituted alkylene oligomers
11/10/2005WO2005105874A1 Photochromic compositions and articles comprising polyether oligomer
11/10/2005WO2004076512A3 Transparent and high-heat polycarbonate-polysiloxane copolymers and transparent blends with polycarbonate and a process for preparing same
11/10/2005US20050250930 Polycarbonate copolymer, resin composition, and molded article
11/10/2005US20050250915 Copolycarbonates having improved flowability
11/09/2005EP1451645A4 Xerographic photoreceptor co-binder compositions
11/09/2005CN1694915A Method for preparing polycarbonate resin
11/09/2005CN1694914A Method and apparatus to make high molecular weight melt polycarbonate
11/09/2005CN1693336A Process for preparing poly carbonate ester
11/03/2005WO2005103115A1 Process for producing polycarbonate
11/03/2005WO2005103114A1 Method for producing polycarbonate
11/03/2005US20050245720 High molecular weight lenses formed from viscosity-specific polycarbonate
11/02/2005EP1591803A1 High molecular weight lenses formed from viscosity-specific polycarbonate
11/02/2005CN1692135A Method of preparing catalyst for polymerization of aliphatic polycarbonate and method of polymerizing aliphatic polycarbonate using same
11/02/2005CN1692095A Process for the preparation of diaryl carbonates
11/02/2005CN1225493C Reactive rectification
11/02/2005CN1225492C Improved method for production of poly(trimethylene carbonate)
10/2005
10/27/2005WO2005100475A1 Polymer compositions with antimicrobial properties
10/27/2005WO2005100443A1 Sulfur-containing compound, method for producing same, sulfur-containing polymer, and optical material
10/27/2005US20050239996 evaporating the organic solvent from the solution that comprises solvent and polycarbonate to obtain a melt that contains 90 to 99.95% polycarbonate
10/27/2005US20050239995 Reacting in the melt at least one aromatic dihydroxy compound with diaryl carbonate in the presence of a catalyst to obtain polycarbonate melt; mixing with foaming agent; passing the mixture through inlet openings of a separating vessel , to obtain streams of foamed polycarbonate and degassing
10/27/2005CA2564608A1 Polymer compositions with antimicrobial properties
10/26/2005EP1587852A1 Cyclic polycarbonates and copolycarbonates, production and use thereof
10/26/2005EP1395625B1 Radiation curable acrylate-terminated polycarbonate ester coating polymers
10/26/2005EP1390424B1 N-alkylaziridine prepolymers as a dental material
10/26/2005EP1368406B1 Optimization of polycarbonate preparation by transesterification
10/26/2005CN1688634A Siloxane bischloroformates
10/26/2005CN1688630A Method of preparing transparent silicone-containing copolycarbonates
10/20/2005WO2005098013A1 Process for the preparation of an aliphatic polycarbonate
10/20/2005US20050234259 Subjecting aromatic/aliphatic dihydroxy compound to oxidative carbonylation with carbon monoxide and oxygen in presence of palladium catalyst
10/20/2005US20050234211 Method for preparing a polycarbonate oligomer mixture at low temperature for manufacturing polycarbonate
10/20/2005US20050230669 coupling 4-halobenzotrichlorides in the presence of copper and tertiary amine solvents, to form chemical intermediates for liquid crystals, flameproofing, polyesters, polyethers or polycarbonates
10/19/2005EP1585780A1 Method for producing polycarbonates
10/19/2005EP1341837B1 Method for producing polycarbonates
10/19/2005EP1036057B1 Radio-opaque polymer biomaterials
10/19/2005CN1684998A Preparation method of high molecular weight polycarbonate resin
10/18/2005US6955822 Lactone bearing absorbable polymers
10/13/2005US20050228137 Molded articles comprising a polycarbonate; lower color, e.g., a low yellowness index; physical properties
10/12/2005EP1240249B1 Polycarbonate substrates
10/12/2005CN1681886A Polycarbonate-based resin composition for extrusion using sizing die and molded article
10/12/2005CN1681885A Antistatic flame retardant resin composition and methods for manufacture thereof
10/12/2005CN1680362A 5-acrylic oxo-trimethylene carbonate and its preparation and use
10/12/2005CN1222351C Device for mixing and reacting multiphase gaseous and liquid mixtures and use of the device
10/12/2005CN1222339C Method and device for evaporating polymer solutions of thermoplastic polymers, and polycarbonate which can be obtained by evaporation
10/06/2005WO2005092951A1 A polycarbonate composition and method of making thereof
10/06/2005US20050222371 1st stage: esterification of dicarboxylic acids or esters and diols or transesterification of carbonates with bisphenols; 2nd stage: prepolycondensation of product; and 3rd stage: polycondensation of precondensation product; in one stage product is divided into partial streams & passed thru separately
10/05/2005EP1582549A1 Flame retardant resin blends based on polymers derived from 2-hydrocarbyl-3,3-Bis(4-Hydroxyaryl)Phthalimidine monomers
10/05/2005EP1581932A2 Storage medium for data
10/05/2005EP1581579A1 Method of polycarbonate preparation
10/05/2005CN1679097A Dimensionally stable polycarbonate articles
10/05/2005CN1678684A 聚碳酸酯树脂组合物和模塑制品 The polycarbonate resin composition and molded article
10/05/2005CN1221590C Optical polycarbonate and application thereof
10/05/2005CN1221589C Branched aromatic polycarbonate and process for producing the same
09/2005
09/29/2005US20050215833 Production of bisphenol-A with reduced sulfur content
09/29/2005US20050215758 Method for preparing high molecular weight polycarbonate
09/29/2005US20050215750 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
09/29/2005US20050214556 Organic-inorganic composite composition, plastic substrate, gas barrier laminate film, and image display device
09/29/2005DE102004012579A1 Verfahren zur Herstellung eines teilkristallinen Polykondensates A process for producing a semi-crystalline polycondensate
09/28/2005EP1580210A1 Inherently electrostatic dissipating block copolymer compositions
09/28/2005EP1578867A1 Hydrolytically stable polymer dispersion
09/28/2005EP1578840A1 Method for the production of polycarbonates
09/27/2005US6949279 Data storage media containing transparent polycarbonate blends
09/22/2005WO2005087838A1 Method for production of a partly-crystalline polycondensate
09/22/2005US20050209434 Polycarbonate composition and method of making thereof
09/22/2005US20050209398 Thermoplastic resin and formed product
09/21/2005EP1577333A2 Method of polycarbonate preparation
09/21/2005CN1672097A Photosensitive bottom anti-reflective coatings
09/21/2005CN1671537A Method for making an aromatic polycarbonate
09/21/2005CN1219741C New method for making photocurable halofluorinated acrylates
09/20/2005US6946499 Crosslinked, water insoluble polymer; medical equipment, drug delivery, tissue engineering
09/15/2005WO2005085320A1 Copolycarbonate, copolycarbonate composition, and optical molded article obtained therefrom
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