Patents for C08G 64 - Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule (9,881)
09/1984
09/26/1984EP0016167B1 Polycarbonate compositions having improved barrier properties
09/25/1984US4473685 Flame retardant non-dripping polycarbonate compositions exhibiting improved thick section impact
09/11/1984US4471105 High molecular weight polymers from sterically hindered bisphenols; reuse and circulation of catalyst
09/11/1984US4471104 Process for the preparation of polycarbonates having sulfonanilide terminal groups
09/11/1984CA1174400A1 Copolycarbonates based on bis-(4- hydroxyphenyl)biphenyl disulfone
09/05/1984EP0117539A2 Improved process for treating thermoplastic polymers
09/04/1984US4469861 Polycarbonate composition from branched chain dihydric phenol
09/04/1984US4469860 Non-newtonian rheology
08/1984
08/29/1984EP0116993A2 Polyoxyalkylenediol-alpha, omega-bisallyl polycarbonate useful as a base for sealants and process for its preparation
08/28/1984CA1173211A1 Film or hollow filament membrane of polycarbonate/polyether block copolymer
08/21/1984CA1173196A1 Flame resistant sulfur-bearing copolycarbonate
08/21/1984CA1173195A1 Nonhalogenated flame resistant copolycarbonates
08/15/1984EP0115641A2 Process for preparing bifunctional polyphenylene ethers
08/14/1984US4465721 Preparation of polycarbonates
08/07/1984CA1172399A1 Copolycarbonates having high melt flow rates
07/1984
07/31/1984US4463163 Polycarbonate from 4,4'-bis (4-hydroxyphenyl thio)biphenyls
07/31/1984US4463132 Composition comprising a polyolefin and a block copolymer of a dihydric phenol monomer, a carbonate precursor and a polyphenylene oxide resin
07/24/1984CA1171594A1 Method for preparation of aromatic polyesterpolycarbonate
07/17/1984US4460752 Reacting polycarbonate resin with aryl chlorocarbonate to improve aging characteristics
07/17/1984CA1171198A1 Halogen-containing polycarbonate resin and process for producing same
07/04/1984EP0112530A2 Polycarbonate compositions
07/03/1984CA1170396A1 Thermoplastic polycarbonates, their preparation and their use as shaped articles and films
07/03/1984CA1170395A1 Process for producing substantially linear carbonate polymer
06/1984
06/26/1984US4456745 Polyol formed by catalytic decyclization of cyclic carbonate
06/20/1984EP0111241A2 Rubbery polycarbonates
06/13/1984EP0110221A2 Polycarbonate plastic panel
06/05/1984US4452968 Synthesis of polycarbonate from dialkyl carbonate and bisphenol diester
06/05/1984US4452966 Process for the production of polycarbonate
05/1984
05/15/1984US4448953 Preparation of benzoate ester terminated polycarbonate with aroyl halide
05/15/1984US4448950 Polycarbonate having improved critical thickness
05/15/1984US4448943 Determining dielectric constant
05/01/1984US4446298 Branched copolycarbonate from triphenol
05/01/1984US4446297 Thermoplastic copolycarbonate from halogen free aromatic diol and halogenated thiodiphenol
05/01/1984US4446296 Acyloxy terminated polycarbonates
05/01/1984US4446285 From 1,1-alkylidenediphenol
04/1984
04/24/1984US4444978 Polyphosphites
04/24/1984CA1166397A1 Process for the preparation of thermoplastic aromatic polyphosphonatocarbonates with improved heat-ageing resistance, and their use
04/24/1984CA1166396A1 Polycarbonates stabilized by halohydrocarbon, halocarbon or silane groups
04/18/1984EP0105736A1 Immobilization of proteins on polymeric supports
04/18/1984EP0105487A1 Process for preparing polyacetal polymers and monomers employed therein
04/17/1984US4443593 Salvage of polycarbonate wastes by conversion to monomeric hydroxycarbamoyl phenols
04/03/1984US4440937 Di-/trimethylolpropane/dicarbonates; polycarbonate copolymers; windshields
03/1984
03/14/1984EP0102573A1 Polycarbonates containing end groups with conjugated double bonds which may be mixed with known aromatic polycarbonates, process for their preparation and their uses
03/13/1984US4436876 Condensation polymerization
03/13/1984US4436839 Process for preparing polycarbonate-polyether-blockcopolymers
03/06/1984US4435544 Mixtures of polycarbonate elastomers, containing hydrogenated dimeric fatty acid esters as condensed units, and polyolefines and, optionally, other polycarbonates
02/1984
02/14/1984US4431795 Copolymers of cyclic carbonic acid esters and lactams and their production
02/14/1984US4431793 Molding materials with improved heat resistance and impact strengt
02/08/1984EP0099990A1 Process for the preparation of polycarbonates containing N-alkylperfluoroalkyl sulfon amide end groups
02/07/1984US4430492 Films, molded articles
02/07/1984US4430485 Copolyester-carbonates with thiodiphenol
02/07/1984CA1161991A1 Process for the preparation of aromatic polycarbonates
02/07/1984CA1161990A1 Process for preparing polycarbonates using amino guanidine or amino amidine catalysts
02/07/1984CA1161989A1 Interfacial polymerization process for preparing polycarbonates using certain nitrogen-containing organic catalysts
02/07/1984CA1161988A1 Process for preparing polycarbonates using amidine catalysts
02/07/1984CA1161987A1 Process for preparing polycarbonates using substituted pyridine catalysts
01/1984
01/31/1984US4429103 Interfacial oligomerization followed by completion of polymerization in presence of alkali
01/17/1984US4426514 Copolycarbonate from thiodiphenol having high melt flow rates
01/17/1984US4426513 Copolymers, high molecular weight
01/11/1984EP0097828A1 Polycarbonate end-capped with branched alkylacyl halide or acid
01/10/1984US4425456 Copolycarbonates based on bis(4-hydroxyphenyl)biphenyl disulfone
01/03/1984CA1159996A1 Uv stabilized polycarbonate resins
01/03/1984CA1159994A1 Uv stabilized polycarbonate resins
12/1983
12/27/1983US4423207 Process for recovery of solid thermoplastic resins from solutions thereof in organic solvents
12/27/1983US4423205 Cationic polymerization of cyclic carbonates
12/21/1983EP0096383A2 Cyclic ester-terminated polycarbonate
11/1983
11/23/1983EP0094585A2 A process for making ordered ester/carbonate copolymers
11/16/1983EP0093914A1 Process for the production of polycarbonate
11/16/1983EP0093791A1 Process for preparing polycarbonate-type surfactants from ethylene carbonate and a monohydroxy alcohol
11/15/1983US4415725 Molding materials; blow molding; bottles; films
11/15/1983US4415724 Molding materials; blow molding; bottles; films
11/15/1983US4415723 Colorless molding materials; blow molding;films;bottles
11/15/1983US4415722 Branched aromatic polycarbonate from aliphatic polyol
11/15/1983US4415502 Reacting ehtylene carbonate and an alcohol using an alkali metal catalyst; oxyalkylation; cleaning compounds
11/08/1983US4414364 Stabilization of polyester
11/02/1983EP0092918A2 Continuous release formulations
11/01/1983US4413103 Halogen-containing polycarbonate resin and process for producing same
10/1983
10/26/1983EP0092272A1 Process for preparing radiation curable (meth)acrylated urethan aliphatic polycarbonates
10/26/1983EP0092269A1 Composition based on aliphatic polycarbonates with acrylic or metacrylic end groups and capable of being cross-linked in the presence of radicalic initiators
10/25/1983US4412060 Cycloalkyl carbonyl end-capped aromatic polycarbonates
10/04/1983US4408086 Solid phase
10/04/1983US4408040 Slurry granulation-steam stripping process for solvent removal
09/1983
09/28/1983EP0089801A1 Optical element and optical resin composition for the preparation thereof
09/13/1983US4404351 Process for the isolation of polycarbonates based on 4,4'-dihydroxydiphenyl sulphones
09/06/1983US4403087 Polycarbonates chain terminated with sulfonic acid salt containing phenols
08/1983
08/30/1983US4401802 Process for the preparation of thermoplastic aromatic polyphosphonatocarbonates with improved heat-ageing resistance, and their use
08/30/1983CA1153149A1 Copolycarbonates prepared with 2,2'-bis(p- hydroxyphenyl) 1,1,1,3,3,3-hexafluoro- propane
08/24/1983EP0086358A1 Process for the preparation of tetramethylene carbonate and bis-tetramethylenedicarbonate
08/23/1983CA1152532A1 Polycarbonates having sulfur containing phenolic diols incorporated therein
08/16/1983US4399271 Condensation with a sulfonylamide compound
08/09/1983CA1151674A1 Tetraphenolic compounds
08/03/1983EP0084578A1 Copolycarbonates having high melt flow rates
07/1983
07/26/1983US4395527 Siloxane-containing polymers
07/26/1983CA1150892A1 High-molecular, segmented, thermoplastically processable, aromatic polycarbonates containing co-condensed dimeric fatty acid esters, their preparation and their use
07/12/1983US4393190 Chemically resistant engineering thermoplastics
07/05/1983US4391996 1,1-Dichloro-2,2-bis(hydroxyphenyl)ethylene
07/05/1983US4391955 Process for crosslinking polycarbonate resins
06/1983
06/29/1983EP0082383A1 Process for preparing polycarbonates containing sulfone anilide end groups
06/28/1983US4390731 Polymeric phenolic benzylic ether compositions
06/22/1983EP0016057B1 Optically transparent, radiographically opaque tubing
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