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)
02/1992
02/04/1992US5086157 Aromatic polyether sulphones based on dihydroxy-diphenyl-cyclo-alkanes and films therefrom
02/04/1992US5086130 Blends with improved mechanical properties and heat resistance for medical equipment
02/04/1992US5086129 Polyarylene sulphide modified with aryl sulfonic acid containing amino or hydroxyl group
02/04/1992US5086128 High molecular weight arylene sulphide polymer melt mixed with aromatic nitro compound
02/04/1992US5085819 Heat-resistant resin compositions, and heat-resistant molded or formed articles and production process thereof
02/04/1992CA1295167C Electron beam recording media
02/03/1992WO1991012288A1 Block copolymers containing vinyl and arylene segments
02/03/1992CA2047756A1 Block copolymers containing vinyl and arylene sulfide segments via chain transfer
01/1992
01/29/1992EP0468559A1 Process for the preparation of polyarlene sulphide having a low alkali metal content
01/29/1992EP0468417A2 Phenylene sulfide/biphenylene sulfide copolymer pipe
01/28/1992US5084548 Fluorinated poly(ether sulfone)
01/28/1992US5084530 Poly(aryl ether sulfone)-poly(aryl ether ketone) block copolymers
01/23/1992WO1992000955A1 Vitaletheine and use in cell culture and therapy
01/22/1992EP0467847A1 Polyarylene ether with tetraphenylethylene units
01/22/1992EP0467826A2 Linear polymers
01/22/1992EP0466905A1 Solid polymer electrolytes
01/22/1992EP0466903A1 Block copolymers containing vinyl and arylene segments
01/21/1992US5082921 Benzotrifluoride aryl ether polymer
01/21/1992US5082905 Blended heterocycles
01/21/1992CA2047381A1 Polyarylene ethers containing tetraphenylethylene units
01/21/1992CA1294400C Storage container and method for sealing same
01/14/1992US5080764 Novel polymeric nonlinear optical materials from anisotropic dipolar monomers
01/14/1992US5080698 Aromatic polyethers containing cyano groups for gas separation
01/14/1992CA1294387C Preparation of organic polymers
01/14/1992CA1294176C Multi-pane thermally insulating construction and method for making same
01/08/1992EP0464989A2 Mixed emulsion of a liquid polysulfide and dispersion of an oxidative curative therefor
01/07/1992US5079361 Crosslinking Of Polypeptides Or Proteins With A Reagent Containing A Vinyl Group Conjugated With An Aromatic Nitrogen Heterocycle
01/07/1992US5079275 Polyamino compound is an amino endcapped polyether, polyester, polycarbonate, resole, hydroxybutadiene
01/06/1992CA2046205A1 Process for the preparation of polyarylene sulphide having a low alkali metal content and product thereof
01/02/1992EP0463038A1 Blends of poly(arylene sulfide) and copoly(arylene sulfide) modified with diphenyl ether
12/1991
12/31/1991US5077374 Reacting sulfur and a diphenyl ether in a polyhaloaromatic sol vent using a Friedel-crafts catalyst to obtain a polyphenoxathiinylene sulfide; heat resistance; circuits; capacitors
12/31/1991US5077351 Process for the preparation of polycarbonate and/or polyarylate block copolymers with poly(aryl ethers)
12/27/1991EP0462212A1 Process for preparation of poly(arylene sulfide)
12/27/1991CA2045291A1 Linear polymers
12/26/1991WO1991019674A1 Polymers of high refractive index and high heat distortion temperature
12/24/1991US5075420 Melt stable phenylene sulfide/sulfone polymers and method
12/24/1991US5075412 Aromatic polymer
12/24/1991US5075392 Thermoplastic compositions containing polybenzoxazole, polybenzothiazole and polybenzimidazole moieties
12/18/1991EP0461655A2 Method to recover poly(arylene sulfide) polymers
12/17/1991US5073577 Mixed emulsion of a liquid polysulfide and dispension of an oxidative curative therefor
12/12/1991WO1991018935A1 Enamine ketone and enonsulfide polymer systems
12/11/1991EP0460450A2 Process for purifying thermoplasts by friction and compaction
12/11/1991EP0460196A1 Treatment of impurity-containing liquid streams in ethylene oxide/glycol processes with semi-permeable membranes.
12/10/1991US5071949 Process for preparation of polyphenylene-sulfide resins in the absence of specific polymerization assistants
12/10/1991US5071944 Production of aromatic sulfide/ketone polymers
12/10/1991US5071941 Multidimensional ether sulfone oligomers
12/10/1991US5071448 Polyether copolymers based on a bisphenol sulfone and an aromatic dihydroxy compound; improved permeability; gas or fluid separation
12/10/1991CA1293079C Engineering thermoplastics containing pendant benzocyclobutene groups
12/04/1991EP0459621A2 Poly(arylene thioether-ketone-ketone) copolymer and production process thereof
12/04/1991EP0459620A2 Production process of arylene thioether copolymer
12/04/1991EP0459619A2 Poly(arylene thioether-ketone) copolymer and production process thereof
11/1991
11/28/1991WO1991018054A1 Blends from amino-functionalized polyphenylene resins and ethylene-glycidyl methacrylate copolymers
11/28/1991WO1991018041A1 Functional polymers derived from arylene polysulphides, and production method therefor
11/28/1991DE4016711A1 New thermoplastic aromatic polyether-sulphone¨ prods. - and polyether-ketone prods., contain units derived from 1,1-bis-4-hydroxyphenyl-3-alkyl-cyclohexane cpd.
11/26/1991US5068312 Molding materials formed by reacting dihalogen compounds with a sulfur donor in a solvent
11/26/1991US5068308 Continuous preparation of aromatic polycondensates
11/21/1991EP0457419A2 Method of producing an aromatic polythiazole
11/19/1991US5066781 Heat treated polyarylene sulphide containing phosphine groups
11/19/1991US5066776 From dihaloaromatic compound, in situ generation of alkali sulfides
11/19/1991US5066775 Copoly arylene/alkylene sulfide
11/19/1991US5066774 Method for the production of light colored aromatic sulfide/sulfone polymers with 1,3-dialkyl-2-imidazolidinone diluent
11/19/1991US5066769 Terephthalic acid, 2,7-fluorenedicarboxylic acid, and diaminodimercaptobenzene dihydrochloride monomers; compressive strength
11/13/1991EP0456608A2 Essentially linear polymers
11/13/1991EP0456349A2 Corrosion-resistant material for sulfur-containing alkali metal salts and equipment for producing polyarylene sulfide using the same, and polyarylene sulfide and process for producing the same
11/12/1991US5064937 Reacting paradiiodobenzene and a diaromatic compound with elemental sulfur
11/12/1991US5064936 Process for preparing high extrusion rate arylene sulfide polymers
11/12/1991US5064895 Polyarylene sulfide molding compounds and their use as an encapsulating compound for active and passive electronic components
11/09/1991CA2041885A1 Essentially linear polymers
11/07/1991DE4014163A1 1-Fluoro-2,3-epithio:propane as new cpd. - prepd. by reacting 1-fluoro-2,3-epoxy:propane with an agent transferring sulphur in presence of water and polar organic solvent
11/06/1991EP0455076A2 1-Fluoro-2,3-epithiopropane and elastomers obtained from it
11/06/1991CN1014608B Polyphenylene sulfide composition and method of producing same
11/06/1991CN1014607B Process for preparation of copoly arylene sulfide
10/1991
10/31/1991WO1991016370A1 Crosslinkable fluorinated aromatic ether compositions
10/30/1991WO1991016369A1 Fluorinated poly(arylene ethers)
10/29/1991US5061581 High ionic conductivity
10/22/1991US5059689 Tetramethylpiperidino-s-triazines
10/22/1991US5059666 Enamine ketone and enonesulfide polymer systems
10/21/1991WO1991016123A1 Porous polybenzoxazole and polybenzothiazole membranes
10/21/1991CA2079909A1 Porous polybenzoxazole and polybenzothiazole membranes
10/17/1991WO1991015539A1 Poly(biphenyl ether sulfone) compositions
10/17/1991CA2058626A1 Poly(biphenyl ether sulfone) compositions
10/16/1991EP0452092A2 6-Epithioethyl-3-oxatricyclo (3.2.1.02.4) octane and process for preparation thereof
10/15/1991US5057592 High molecular weight
10/15/1991CA1290891C Polyarylene thioether of high crystallizing rate and a process for producing the same
10/10/1991DE4011359A1 Slow-crystallising polyarylene sulphide] with high melt viscosity - obtd. by melting mixt. of polyarylene sulphide, heterocyclic sulphonic acid or heterocyclic nitro cpd., and opt. glass fibre etc.
10/10/1991CA2039916A1 Corrosion-resistant material for sulfur-containing alkali metal salts and equipment for producing polyarylene sulfide using the same, and polyarylene sulfide and process for producing the same
10/09/1991EP0450791A2 Poly(aryl ether sulfone) compositions
10/09/1991EP0450790A2 Poly(aryl ether sulfone)compositions comprising poly(phenylene ether sulfone)
10/09/1991EP0450635A2 Process for preparing branched poly(arylene sulfide ketone)
10/09/1991EP0450130A1 Blow-molded polyphenylene sulfide articles
10/09/1991EP0449811A1 Improved process for synthesis of heterocyclic polymers
10/09/1991CN1014238B Process for desulfurizing organic polysulfides
10/08/1991US5055551 Process for the production of high molecular weight, optionally branched polyarylene sulfides having reduced content of extractable oligomers
10/08/1991CA1290491C Thiolene compositions based on bicyclic 'ene compounds
10/07/1991CA2033716A1 Process for preparing branched poly(arylene sulfide ketone)
10/02/1991DE4010030A1 Branched, opt. crosslinked polyarylene sulphide prepn. - by heating in the melt with polyfunctional organic sulphonic acids, e.g. naphthalene-di:sulphonic acids
10/01/1991US5053487 Heating a slurry with apola rorganic compound, cooling
10/01/1991US5053486 Process for preparing poly(arylene sulfide sulfone) with controlled ratio of alkali metal carboxylate to sulfur source
10/01/1991CA1289731C Apparatus for producing polyarylenesulfides
10/01/1991CA1289710C Stretched poly(arylene thioether-ketone) films and production process thereof
1 ... 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 ... 87