Patents
Patents for C08G 75 - Macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing sulfur, with or without nitrogen, oxygen, or carbon (8,606)
07/1989
07/04/1989US4845179 Preparation of organic polymers using organometallic capped monomers to produce metal free polymers
06/1989
06/28/1989EP0322151A2 Aromatic compounds
06/28/1989EP0321881A2 Method of recovering a lithium chloride
06/27/1989US4843127 Reactive elastomeric block co-oligomer and lactam-block copolymers derived therefrom
06/21/1989EP0320655A2 Molding resins
06/21/1989EP0320514A1 Crosslinked polyarylene resin and process for its production
06/20/1989US4841022 Method for removing impurities from polyphenylene sulfide resin
06/20/1989US4841019 Titanium vessel
06/20/1989US4841018 Catalytic preparation of poly(arylene sulfide) from halothiophenol
06/20/1989US4840986 Adding calcium chloride
06/20/1989CA1256241A1 Thiazolinethione containing polymers
06/15/1989WO1989005324A2 Process for the preparation of copoly(arylene sulfide)
06/14/1989EP0320142A2 Preparation of poly (arylene sulfide)
06/13/1989US4839411 Solid state curing of poly(arylene sulfide) resins in reduced oxygen atmospheres
06/13/1989US4839129 Friction, chemical and solvent resistance; oil impregnation
06/13/1989CA1255845A1 Preparation of aromatic ketone-sulfone, copolymers
06/07/1989EP0319300A2 Method of producing a polyphenylene sulfide composition
06/07/1989EP0318836A2 Poly(arylene sulfide) process compositions and articles of manufacture
06/06/1989US4837301 From alkali mteal sulfides and aromatic dihalogen compounds; improved corrosion resistance
06/06/1989CA1255437A1 Modified disulfide polymer composition and method for making same from mercaptan terminated disulfide polymer and diethyl formal mercaptan terminated polysulfide
06/06/1989CA1255433A1 Polymer useful for molding into a circuit board substrate
05/1989
05/31/1989EP0318430A2 Polyarylene sulphides
05/30/1989US4835310 High pressure, antiwear additives for functional fluids
05/30/1989US4835246 Pendant benzazole rigid-rod aromatic heterocyclic polymer
05/30/1989CA1255040A1 Liquid polysulphide/polyepoxide copolymers
05/24/1989EP0317226A2 Aromatic compounds
05/24/1989EP0316740A2 Process for the preparation of high-molecular, optionally branched polyarylene sulphides
05/23/1989US4833219 Preparation of substituted polysulfones by metalation
05/18/1989WO1989004338A1 Process for the preparation of copoly(arylene sulfide)
05/17/1989EP0316078A2 Process for the preparation of Copoly(arylene sulfide)
05/17/1989EP0315904A1 Process for producing poly(arylene sulfides)
05/17/1989EP0315903A1 Process for producing poly(arylene sulfides)
05/17/1989EP0315851A1 Laminate consisting of polymers resistant to high temperatures with metal layers directly applied to them
05/17/1989EP0315838A1 Process for producing poly(arylen sulfide) with a well-defined fusion viscosity
05/17/1989CN1032942A Copoly (arylene sulfide)
05/16/1989US4831112 Biaxially oriented poly-p-phenylene sulfide film
05/16/1989CA1254345A1 Process for production of high-molecular-weight polyarylene sulfides
05/05/1989WO1989003850A1 Copoly(arylene sulfide) and a process for the preparation thereof
05/03/1989EP0313948A2 Process for producing aromatic polyether sulfones
05/03/1989CN1032663A Process for preparation of copoly (arylene sulfide)
05/02/1989US4827054 Method for synthesizing 2,2-bis(4-fluorophenyl)-hexafluoropropane and method for using same to synthesize poly(arylethers) and poly (arylthioethers)
05/02/1989US4826956 To sweep out produced iodine
05/02/1989US4826906 Poly(arylene thioether-ketone) compositions improved in both melt stability and crystallinity
04/1989
04/26/1989CN1004003B Synthesis for phenolphthalein type polyarylether sulfone copolymer
04/25/1989US4824933 Dimensional stability, chemical resistant
04/19/1989EP0311735A2 Heterocycle sulfone oligomers and blends
04/12/1989EP0311450A2 Alkyl phenol-sulphur condensates as fuel and lubricating oil additives
04/12/1989EP0311349A2 Polymer composition
04/12/1989EP0311040A1 Method to recover poly(arylene sulfide)s with vaporized liquids
04/12/1989EP0310735A1 Polysulfone and polyethersulfone oligomers
04/11/1989US4820801 High purity; for electronic coatings or encapsulation
04/11/1989US4820800 Arylene sulfide polymers
04/11/1989US4820759 Polyarylene thiother composition
04/11/1989CA1252262A1 Polyarylenethioether stretched blow-molded vessel and production thereof
04/06/1989DE3732539A1 Sulphonation of semifinished products or finished parts of polyaryl ether sulphones
04/05/1989EP0309955A1 Aromatic sulfide/sulfone polymer production
04/05/1989EP0309954A1 Production of aromatic sulfide/sulfone polymers
04/05/1989EP0309916A2 Solid state curing of poly(arylene sulfide) resins in reduced oxygen atmospheres
04/05/1989EP0309649A2 High performance heterocycle oligomers and blends
04/04/1989US4818809 Aromatic sulfide amide polymer and a process for the production thereof
04/04/1989US4818593 Polybenzimidazole, polybenzothiazole, or polyoxazole
04/04/1989US4818387 Dihydroxydiphenyl sulfone/p,p*-/ and dihydroxybenzenes; heat, acid, alkali, and halogen resistance
03/1989
03/28/1989US4816554 Heat resistant polymers
03/28/1989US4816547 Process for producing carbon dichalcogenide homopolymer and homopolymer produced thereby
03/28/1989US4816505 New polyarylethersulfone circuit board substrates
03/28/1989US4816497 Infusible preceramic silazane polymers via ultraviolet irradiation
03/28/1989CA1251888A1 Process for treating a polymer slurry
03/21/1989US4814430 Process for producing poly(arylene sulfide) of reduced alkali metal content
03/21/1989US4814419 Polyarylether sulfones useful for molding into a circuit board substrate
03/21/1989US4814166 Polyanionic compounds, process for their preparation and compositions in which they are present
03/16/1989DE3729566A1 Intrinsisch leitfaehiges polymer in form eines dispergierbaren feststoffes, dessen herstellung und dessen verwendung Intrinsically conductive polymer in the form of a dispersible solid, its preparation and its use
03/15/1989EP0306884A1 Production of aromatic sulfide/ketone polymers
03/14/1989US4812552 Process for preparing poly(arylene sulfide ketone) with water addition
03/14/1989US4812539 Polyarylene sulfide preparation in titanium reaction vessel with two distinct temperature ranges
03/09/1989WO1989002155A1 Intrinsically conductive polymer in the form of a dispersible solid, its manufacture and its use
03/08/1989EP0306025A2 Process for producing polyarylene sulfide
03/08/1989EP0305815A2 Fibre-reinforced polyphenylene sulfide
03/07/1989US4810773 Method for producing polyarylene sulfide with lithium halide catalyst
03/07/1989US4810566 Highly crystallized molded polyarylene thioether and process for producing it
03/01/1989EP0304792A2 Process for preparing polyarylensulfides of high purity
02/1989
02/28/1989US4808698 Production of aromatic sulfide/sulfone polymers
02/28/1989US4808697 Coordination catalyst containing group 8 metal, bidentate ligand of phosphorus, arsenic, or antimony, and acid
02/28/1989US4808694 Heat resistance
02/28/1989US4808638 Thiolene compositions on based bicyclic 'ene compounds
02/28/1989US4808452 Reduced diffusion loss of argon gas; windows
02/28/1989CA1250693A1 Polyaryl ether sulphone polymers
02/28/1989CA1250597A1 Hydroxy thia alkenes; process for preparing the same and their use
02/22/1989EP0304303A2 Preparation of poly (arylene sulfide)
02/22/1989EP0303647A1 Macrocyclic oligomers containing spiro(bis)indane moieties
02/21/1989US4806618 Aromatic polyethers having biphenylfluorene group
02/21/1989US4806601 Polyarylene polyethers with pendant vinyl and ethynyl groups and process for preparation thereof
02/21/1989CA1250392A1 Polyimide precursor compounds, their preparation, polyimides thus derived, and their uses, especially in the manufacture of lacquers for electrical conducters
02/15/1989EP0303389A2 Aromatic polymer
02/15/1989EP0303337A2 Thermoplastic composites comprising a polyaryl ether sulphone matrix resin
02/14/1989US4804735 Crystalline aromatic polyketone copolymer produced from 4-mercaptophenol, dihaloterephtalophenone, and hydroquinone or dihydroxybenzophenone
02/08/1989EP0302218A1 Process for producing polyarylene sulfide
02/07/1989US4803258 Thermoplastic aromatic polyether-pyridine and process for preparing same
02/01/1989EP0301566A2 Aromatic sulfide/sulfone polymer production
01/1989
01/31/1989US4801664 Acid wash of polyarylene sulfides
01/31/1989US4801416 Transparent and little colored polyarylenethioether primary melt molding, preparation and utilization thereof
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