Patents for C08G 64 - Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule (9,881)
02/1986
02/11/1986US4569984 Interphase process for the production of fully aromatic polyester carbonate from alkali salt of aromatic dicarboxylic acid and bis-chlorocarbonic ester of diphenol
02/04/1986US4568755 Chlorocarbonic esters and polycyclic carbonic esters obtainable therefrom
02/04/1986CA1200348A1 Polycarbonates exhibiting improved processability
01/1986
01/16/1986WO1986000320A1 Polycarbonates exhibiting improved heat resistance
01/08/1986EP0166834A1 Polycarbonates exhibiting improved heat resistance
01/07/1986US4563516 Phase boundary polymerization
01/03/1986WO1986000080A1 Polycarbonates exhibiting improved heat resistance
12/1985
12/31/1985US4562242 Increased stability during molding at elevated temperatures
12/27/1985EP0165361A1 Polycarbonates exhibiting improved heat resistance
12/18/1985EP0164476A1 Polycarbonates exhibiting improved heat resistance
12/17/1985CA1198248A1 Process for preparing ester carbonate copolymers
12/10/1985US4558162 4,4'-Bis(4-hydroxyphenyl thio)biphenyls
12/10/1985US4558118 Formed in aqueous phase using low organic to aqueous phase volume ratios
12/10/1985US4558106 Adding formate compound prior to polymerization
12/05/1985WO1985005369A1 Cyclic polycarbonate oligomers and methods for their prepartion and use
12/03/1985US4556704 Composition
12/03/1985US4556698 At least part of the diol compound is a bishydroxyalkylphosphine oxide
11/1985
11/27/1985EP0162379A1 Cyclic polycarbonate oligomers and methods for their preparation and use
11/27/1985EP0162245A1 UV-stabilized polycarbonate moulding compositions
11/27/1985EP0162243A1 Flame retardant polycarbonates
11/27/1985EP0162241A1 Heat-curable cyanate resin and its use in preparing composites and IPN's
11/19/1985US4554330 From a c12-16 cycloalkylidenediphenol
11/19/1985US4554309 Heat resistance
11/19/1985CA1196930A1 Process for the production of bifunctional polyphenylene ethers
11/12/1985US4552949 Polycarbonate of spiro dihydric phenol
10/1985
10/29/1985US4550155 Preparation of branched polycarbonates by transesterification with a triaryl tricarboxylic acid branching agent
10/15/1985US4547564 Polyester carbonate from branched chain alkylidene dihydric phenol
10/01/1985US4544725 Composition based on aliphatic polycarbonates which contain urethan groups and acrylic or metacrylic end groups, to be cross-linked in the presence of radicalic initiators
09/1985
09/25/1985EP0155452A1 Large-diameter optical disk substrate made of polycarbonate, process for its production and mold therefore
09/24/1985US4543313 Toner compositions containing thermotropic liquid crystalline polymers
09/17/1985CA1193791A1 Carbonate polymers
09/11/1985EP0154506A2 Preparation of organic polymers
09/10/1985CA1193388A1 Flame retardant polycarbonate compositions with improved critical thickness
09/03/1985US4539384 For polyethers, polyesters, polyurethanes and polysulfones
09/03/1985US4539294 Soaking in long-chain cationic solution befoore soaking in protein solution
09/03/1985CA1193041A1 Copolycarbonates of 3,3',5,5'-tetraalkyl-4,4'- dihydroxybiphenyl
08/1985
08/21/1985EP0151750A1 Process for the preparation of colourless aromatic polyester carbonates
08/13/1985US4535191 Dihydric phenols
08/13/1985US4535143 Quaternary salts and tertiary amine catalysts; nonemulsification molecular weight control, process
08/06/1985US4533729 Process for the preparation of polycarbonate polyols
08/06/1985US4533722 Copper containing cocatalyst
07/1985
07/30/1985CA1191161A1 4,4'-bis(4-hydroxyphenyl thio) biphenyls
07/16/1985US4529791 Interfacial polycarbonate preparation by adding additional solvent
07/09/1985US4528364 Removal of alkaline catalysts from polyether polyols and polyalkylene carbonate polyols
07/03/1985EP0146827A2 Thermoplastic polysiloxane-polyester(carbonate) block copolymers, their preparation and use
07/02/1985US4526956 Reaction product of dihydric phenol, difunctional carboxylic acid or ester, carbonyl halide carbonate precursor, processability improving bishaloformate
07/02/1985US4526938 Continuous release formulations
06/1985
06/25/1985CA1189529A1 Flame retardant polycarbonates
06/18/1985CA1189240A1 Decolorization of polycarbonate resins
06/12/1985EP0143777A1 Composition comprising flame retardant end-capped polycarbonate
06/11/1985CA1188846A1 Synthesis of polycarbonates
06/05/1985EP0143386A2 Use of halogen-free polycarbonates based on bis-(3,5-dimethyl-4-hydroxyphenyl) methane as flame retardants
05/1985
05/28/1985US4520187 Engineering thermoplastics
05/28/1985CA1188035A1 Process for the preparation of polycarbonates having improved ageing characteristics
05/21/1985US4518766 Polyoxyalkylenediol-α,ω-bisallyl polycarbonate useful as a base for sealants and process for its preparation
05/21/1985US4518747 Molding materials
05/08/1985EP0140341A1 Preparation of branched polycarbonates by transesterification with a triaryl tricarboxylic acid branching agent
05/08/1985EP0140144A2 Modified piperidines as ultraviolet light stabilizers
05/07/1985US4515937 Branched
05/07/1985US4515936 Catalyzed interfacial polycondensation polycarbonate process
04/1985
04/30/1985US4514357 Production of molded articles having excellent optical characteristics
04/30/1985US4514334 Polyphenolic compounds
04/24/1985EP0138047A2 Interfacial process for the production of wholly aromatic polyester carbonate
04/24/1985EP0138046A2 Process for the production of aromatic polyester carbonates
04/17/1985EP0137309A2 Polycyclic carbonic-acid esters and copolymers obtained from those polycyclic carbonic acid esters and monocyclic carbonates.
04/10/1985EP0136621A2 Polyether-polycarbonate block copolymers for dialysis membranes
04/03/1985EP0135792A2 Copolyester-carbonate compositions exhibiting improved processability
04/03/1985EP0135760A1 Polyether-polycarbonates for dialysis-membranes
04/02/1985US4508890 Polymerization procudtr of a diaryl carbonate, a phosphonic acid diaryl ester and an aromatic dihydroxy compound
03/1985
03/19/1985US4506067 Increase in vapor phase phosgene
03/19/1985US4506066 Hexahydrofuro(3,2-b)furan-3,6-diol, aromatic diphenol
03/19/1985US4506064 Amide and carbamate terminated copolyester-carbonates
03/19/1985CA1184335A1 Mixtures of polycarbonate elastomers, containing hydrogenated dimeric fatty acid esters as condensed units, and polyolefines and, if appropriate, other polycarbonates
03/13/1985EP0133910A2 Flame retardant non-dripping polycarbonate compositions exhibiting improved thick section impact
03/06/1985EP0133658A2 Flame retardant non-dripping polycarbonate compositions
03/05/1985US4503213 Low melt viscosity molding mateerials
03/05/1985CA1183634A1 Siloxane-containing polymers
02/1985
02/26/1985US4501905 Chemical intermediate in the preparation of polycarbonates
02/26/1985US4501875 Improved processibility
02/20/1985EP0133273A2 Thermally stable carbonate polymer
02/19/1985US4500704 Carbon dioxide oxirane copolymers prepared using double metal cyanide complexes
02/12/1985US4499149 Siloxane-containing polymers
02/05/1985US4497947 Polycarbonate compositions having improved heat deflection temperature
01/1985
01/22/1985US4495345 Optical element and optical polycarbonate resin composition for the preparation thereof
01/09/1985EP0130512A2 Boron- and nitrogen-containing compositions and their use in polycarbonate and polyester-polycarbonate synthesis
01/02/1985EP0130115A2 Polycarbonate latex compositions
12/1984
12/25/1984US4490504 Containing glass fibers, dihydric phenols, and thiuodiphenols
12/18/1984US4489189 Alkanediyl bromo-substituted arylenediyl carbonate polymers
12/18/1984US4488982 Nonofunctional initiator, alkylene oxide and carbon dioxide
12/11/1984US4487918 Reacting with aldehyde or ketone
12/11/1984US4487896 Copolyester-carbonate compositions exhibiting improved processability
11/1984
11/20/1984CA1178397A1 Continuous production of polycarbonate-polyether copolymers
11/20/1984CA1178396A1 Non-catalyzed interfacial polycondensation polycarbonate process
11/20/1984CA1178395A1 Flame retardant aromatic polyester-carbonate copolymer compositions
11/20/1984CA1178394A1 Flame retardant aromatic polycarbonate compositions made from fluorinated diphenols
11/08/1984WO1984004312A1 Composition comprising flame retardant end-capped polycarbonate
11/06/1984US4481350 Process for the preparation of thermoplastic aromatic polyphosphonates containing small proportions of carbonate structures and product thereof
10/1984
10/30/1984US4480009 Siloxane-containing polymers
10/03/1984EP0120502A2 Process for treating polyarylates
10/02/1984US4474999 Phenol compounds, process and polymers
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