Patents for C08F 6 - Post-polymerisation treatments (8,582)
03/1995
03/22/1995CN1100430A Process for the polymerization of olefins
03/21/1995US5399624 High purity resins for thiol-ene polymerizations and method for producing same
03/16/1995WO1995004762A3 Liquid phase and aqueous solutions of poly(vinyl methyl ether) from highly purified vinyl methyl ether monomer
03/16/1995DE4338415C1 Process for catalyst deactivation in the catalytically accelerated preparation of linear alpha-olefins by oligomerisation of ethylene
03/15/1995EP0643028A1 Process for the polymerization of olefins
03/14/1995CA1334775C Compatibility agent for polypigmentary aqueous suspensions containing a hydrated calcium sulfate pigment
03/02/1995WO1995005856A1 Aqueous fluid absorbent polymers having a superior balance of absorptive properties
02/1995
02/28/1995US5393856 Liquid phase and aqueous solutions of poly(vinyl methyl ether) from highly purified vinyl methyl ether monomer
02/28/1995US5393842 Terpolymer from hydrolysis of poly(N-vinylformamide)
02/22/1995EP0639445A2 Method for supporting one component from a multicomponent mixture in an extruder
02/21/1995US5391710 Hydrolyzing polyvinylformamide to decompose formate ions with ammonia gas in aqueous solution, contacting a hydrogen transfer catalyst, degassing the formed carbon dioxide to form polyvinylamine
02/21/1995US5391709 Volatilizing contaminants from emulsion polymerization by exposing a shallow bed of fabric-supported PTFE to heated air flow
02/16/1995WO1995004762A2 Liquid phase and aqueous solutions of poly(vinyl methyl ether) from highly purified vinyl methyl ether monomer
02/15/1995EP0638094A1 Concentration of fluoropolymer dispersions using acrylic polymers of high acid content.
02/15/1995EP0479856B1 Precipitation polymerization of vinyl lactam terpolymers
02/07/1995US5387660 Polymerization process
02/07/1995US5387659 Flash gas sampling for polymerization reactions
02/01/1995EP0636643A1 Process for isolating polymer resins from solutions
02/01/1995EP0613412A4 Process for removing the solvent from a polymer solution.
02/01/1995EP0513323B1 Method for converting ethylene into light alpha olefines
01/1995
01/26/1995WO1995002615A1 Method of eliminating impurities containing cyanide groups from polymers
01/26/1995CA2157175A1 Method of eliminating impurities containing cyanide groups from polymers
01/25/1995EP0471766B1 A process for minimizing residual free hydrazine in polymer latices
01/11/1995CN1027376C Thermal treatment of irradiated polypropylene
01/10/1995US5380822 Polymer melt
01/05/1995WO1995000869A1 Optical fiber primary coatings and fibers coated therewith
01/05/1995WO1995000558A1 Drag reducers for flowing hydrocarbons
01/05/1995WO1995000557A1 Thiol-ene compositions with improved cure speed retention
12/1994
12/27/1994US5376742 Purging with a gaseous effluent from the fluidized bed to a partial condensation, separating the liquid phase from the gaseous phase, and using the gaseous phase to purge unreacted monomer
12/27/1994US5376703 Process for lowering the residual monomer content in aqueous plastic dispersions based on polyvinyl esters
12/27/1994US5376697 Drag reducers for flowing hydrocarbons
12/22/1994WO1994029357A1 Process for removal of ash-producing residues from vinyl(alcohol)polymers
12/21/1994EP0629650A1 Use of polymeric spray agents in the spray-drying of aqueous polymer dispersions
12/21/1994EP0629392A1 Drug-packing polyolefinic material, process for producing the same, and container for drug packing
12/21/1994EP0629215A1 Polymerization process.
12/19/1994CA2124742A1 Use of polymers i, which contain specific monoethylenically unsaturated sulfonic acids as polymerized units, as assistants in the spray drying of aqueous dispersions of polymers ii
12/13/1994US5373066 Polymerizing suspension of partially neutralized acrylic monomer into gel; absorbing and polymerizing second monomer; dehydration; treatment with hydrogen peroxide; drying
12/06/1994US5371181 Thiol-ene compositions with improved cure speed retention
12/06/1994US5371053 Heating, holding the coordination catalysts at a temperature for certain time in presence of nitrogen, free of oxygen and air
11/1994
11/30/1994EP0626394A1 Process for purification of a polymer
11/30/1994EP0625994A1 Purification of vinyl lactam polymers
11/24/1994WO1994026792A1 Process for deactivating transition metal catalysts
11/24/1994CA2163210A1 Process for deactivating transition metal catalysts
11/22/1994US5367035 Hydrolysis of polyvinyl formamide
11/17/1994EP0624167A1 Separation process.
11/10/1994WO1994025496A1 High purity thiol-ene composition
11/09/1994EP0623042A1 Process for removing hydrocarbons from polymer slurries
11/08/1994US5362807 Acrylic polymers
10/1994
10/26/1994EP0621326A1 Self-adhesive composition based on acrylic hot-melt polymer
10/25/1994CA1332775C Process for the fabrication of an hydroxylated polybutadiene
10/19/1994CN1093719A Multiple reaction process in melt praersing equipment
10/18/1994CA1332648C Polypropylene molded article
10/11/1994US5354945 Separation of low molecular weight impurities by ultrafiltration
10/11/1994CA1332485C Low-emission dispersion paints, coating materials and synthetic resin dispersion plasters as well as processes for the preparation thereof
09/1994
09/28/1994EP0617055A2 Production of amine functional polymers having improved purity
09/28/1994EP0617054A2 Poly(vinylammonium formate) and process for making amidine-containing polymers
09/28/1994EP0616616A1 Multiple reaction process in melt processing equipment.
09/27/1994US5350813 Of styrene polymer melts
09/26/1994CA2119403A1 Production of amine functional polymers having improved purity
09/26/1994CA2119402A1 Poly(vinylammonium formate) and process for making amidine-containing polymers
09/20/1994US5349049 Method of production of polyvinyl chloride resin for paste processing
09/15/1994WO1994020547A1 Water absorbent resin particles of crosslinked carboxyl containing polymers and method of preparation
09/15/1994DE4328013C1 Method of separating a material mixture comprising a plurality of components in an extruder
09/14/1994CN1092079A Desolventizing method of elastomer solution
09/14/1994CN1092078A Polymer finishing process
09/07/1994EP0613412A1 Process for removing the solvent from a polymer solution
09/07/1994CN1091749A Process for preparing methyl methacrylate polymer
08/1994
08/31/1994EP0612718A2 Process for reducing the free aldehyde content in N-alkylol amide momomers
08/30/1994US5342910 Preventing foam formation during removal of excess monomer by adding inorganic salt after polymerization
08/30/1994US5342899 Process for recycling aqueous fluid absorbents fines to a polymerizer
08/30/1994US5342863 Ultrafiltration processes for the recovery of polymeric latices from whitewater
08/24/1994EP0611788A1 Method for producing powdery and granular polymers
08/17/1994EP0610847A1 Fibres of cyclo-olefin polymers
08/17/1994EP0610814A2 Semi-crystalline sheet of cyclo-olefin copolymer
08/03/1994CN1090298A Process for the manufacturing of polymeric objects starting from a solution
08/03/1994CN1090291A Process for removing unpolymerized gaseous monomers from olefin polymers
08/02/1994US5334473 A styrene polymer consists of 70 to 30 % low molecular weight polymer and 30 to 70 % high molecular weight polymer and mixture of above styrene polymer with low molecular weight polyolefin
07/1994
07/27/1994CN1089954A Process for preparing novel high solids non-aqueous polymer compositions
07/27/1994CN1089953A Process for preparing novel high solids non-aqueous polymer compositions
07/21/1994WO1994015972A1 Method of purifying styrene polymer
07/21/1994WO1994015971A1 Process for producing water-absorbent resin
07/20/1994EP0606367A1 Process for modifying viscosity of ethylene copolymers.
07/19/1994US5331086 Deashing process for polyolefins using an alpha,beta-unsaturated ketone
07/19/1994US5331034 Process for reducing the discoloration of a plastic molding composition at the processing temperature
07/19/1994US5331024 Process for the preparation of an aqueous dispersions of plastics having a reduced formaldehyde content and use thereof
07/13/1994CN1089270A Process for preparing novel high solids non-aqueous polymer composition
07/12/1994US5328983 Process for purifying brominated polystyrene
07/06/1994EP0605215A1 Absorbent and method for production of absorbent resin
07/06/1994EP0604958A2 Polymer finishing process
07/05/1994US5326919 Monomer recovery from polymeric materials
07/05/1994US5326791 Process for separation of hydrolyzable from non-hydrolyzable waste plastics for recovery of starting materials and other conversion processes, respectively
06/1994
06/29/1994EP0604153A1 Process for preparing novel high solids non-aqueous polymer compositions
06/29/1994EP0604152A1 Process for preparing novel high solids non-aqueous polymer compositions
06/29/1994EP0604151A1 Process for preparing novel high solids non-aqueous polymer compositions
06/29/1994EP0603948A1 Process for the manufacture of polymeric objects starting from a solution
06/29/1994EP0603292A1 Superabsorbent polymers and process for producing
06/28/1994US5324798 Polymer finishing process
06/28/1994US5324792 Controlled aqueous hydrolysis of poly(n-vinylformamide)
06/28/1994CA1330472C Polyacrylic process
06/28/1994CA1330469C Process for producing cycloolefin random copolymer
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