Patents for C08F 6 - Post-polymerisation treatments (8,582)
02/1998
02/11/1998EP0823440A2 Process for the manufacture of polyacrylates having reduced content of residual monomer
02/11/1998CN1172686A Removal of metal compounds from acid solution
02/05/1998DE19654783A1 Polybutadiene latex with high solids content and increased particle size
02/05/1998DE19631021A1 Separating latex from latex-water emulsion
02/04/1998EP0822203A2 The reduction of microfoam in spray applied thermoplastic coatings and coating composition therefor
02/04/1998EP0821700A1 Synthesis of terminally unsaturated oligomers
01/1998
01/30/1998CA2210557A1 The reduction of microfoam in spray applied thermoplastic coatings
01/29/1998WO1998003561A1 Method for concentrating aqueous tetrafluoroethylene emulsion by electrodialysis and its apparatus
01/29/1998WO1998003560A1 Polymer devolatilization
01/29/1998CA2260948A1 Polymer devolatilization
01/28/1998EP0821010A1 Method and apparatus for removing volatile constituents from highly viscous solutions or suspensions
01/28/1998EP0527225B1 Method of improving the oxidative thermal stability of ethylene polymers
01/22/1998WO1998002467A2 Polymer recovery
01/22/1998CA2260950A1 Polymer recovery
01/21/1998EP0819722A1 Process for neutralizing vinylidene chloride copolymer dispersions and their use
01/21/1998CN1170729A Method of treating polyolefin
01/14/1998EP0818473A1 Process for finishing a resin from an emulsion polymerized latex
01/13/1998US5708133 Separation and removal of volatile components of polymers
01/13/1998US5708131 Amorphous copolymers of tetrafluoroethylene and hexafluoropropylene
01/13/1998US5708097 Treatment of organic compounds to reduce chlorine level
01/13/1998US5708077 Films in water preparations and synthetic resins
01/07/1998EP0729479B1 Purification process
01/06/1998USH1703 Removal of lithium from polymer cements
01/06/1998US5705780 Dehydration of hydrogels
01/06/1998US5705196 Applications in biomedicine, pharmacy, medicine, cosmetics, chemical industry, agriculture, veterinary medicine
12/1997
12/31/1997CN1168895A Prepn. of alkali-soluble (methyl) acrylate-based copolymers
12/30/1997US5703203 Removal of oligomers from substantially crystalline, α-olefin polymers
12/30/1997US5702860 Adding coagulant and solvent to polymer particle dispersion, heating to coagulate particles; toners for electrography
12/29/1997EP0814094A1 Process for increasing the solids content of latex
12/29/1997EP0813567A1 Absorption process for rejection of reactor byproducts and recovery of monomers from waste gas streams in olefin polymerization processes
12/24/1997WO1997048750A1 Spray-drying oil recovery process
12/24/1997CA2258688A1 Spray-drying oil recovery process
12/23/1997CA2116111C A process for preparing a binder resin useful in electrophotographic toner
12/18/1997CA2198446A1 Process for increasing the solids content of latex
12/17/1997CN1167779A Method of drying solid polymer and drying apparatus
12/17/1997CN1167772A Method and apparatus for removing residual volatile component from polymer system
12/17/1997CN1167771A Method and apparatus for removing volatile component from thermoplastic polymer
12/16/1997US5698666 Coagulation; dehydration; drying
12/13/1997CA2201551A1 Process for finishing a resin from an emulsion polymerized latex
12/11/1997WO1997046607A1 Method for producing coagulated polymer latex particles
12/11/1997CA2227969A1 Method for producing coagulated polymer latex particles
12/10/1997EP0811018A1 Agglomerated polymer particles from water-swellable polymers, processes for producing said polymer particles and the use of said particles
12/10/1997CN1167492A Process for coagulation finishing of polymers
12/04/1997WO1997045490A1 Stable amino-containing polymer blends
12/04/1997WO1997045184A1 Column and process for deodorising dispersions
11/1997
11/27/1997DE19621027A1 Continuous removal of monomer from aqueous suspension or dispersion
11/26/1997EP0808850A1 Method of treating polyolefin
11/26/1997EP0808336A2 Amorphous copolymers of tetrafluoroethylene and hexafluoropropylene
11/25/1997US5691445 Devolatilization
11/21/1997CA2205734A1 Method of treating polyolefin
11/20/1997WO1997043318A1 Ionic contaminants removal from polymer cements using a molten component
11/20/1997CA2254073A1 Ionic contaminants removal from polymer cements using a molten component
11/18/1997US5688910 Process and apparatus for removing unpolymerized gaseous monomers from olefin polymers
11/13/1997DE19616046A1 Verfahren zur Abtrennung von organischen Monomeren oder Hilfsstoffen Process for the separation of organic monomers or auxiliaries
11/05/1997EP0805169A2 Process for preparing in-basic-medium soluble copolymers based on (meth)acrylates
11/05/1997EP0805165A1 Process for recovering metallocene complexes
11/05/1997CN1163897A Low-molecular weight copolymer solution devolatilization method
11/02/1997CA2203686A1 Preparation of alkali-soluble (meth)acrylate-based copolymers
10/1997
10/30/1997WO1997040081A1 Process for separating organic monomers or auxiliaries
10/30/1997CA2252885A1 Process for separating organic monomers or auxiliaries
10/29/1997EP0802931A1 Polymerizatiion of ethylenic chloride with inorganic salt
10/29/1997CN1163281A Non-free flowable molding powders of modified polytetrafluoroethylenes
10/28/1997US5681922 Process for increasing the proportion of the β-modification in polypropylene
10/28/1997US5681908 Absorption process for rejection of reactor byproducts and recovery of monomers from waste gas streams in olefin polymerization processes
10/23/1997WO1997023282A3 Process for the preparation of free-flowing very acidic cation exchangers
10/22/1997CN1162963A Process for preparing an aqueous polymer dispersion
10/21/1997US5679766 Purification process of novolar resins using acid treated chelating cation exchange resin
10/16/1997WO1997038424A1 Ethylene polymer composition for cable applications
10/16/1997WO1997038025A1 Method and apparatus for product recovery of polyolefins
10/16/1997CA2251546A1 Method and apparatus for product recovery of polyolefins
10/15/1997EP0801081A2 Method of drying solid polymer and drying apparatus
10/15/1997EP0733075B1 Process for producing powdery polymers based on n-vinyl caprolactams
10/14/1997US5677368 Process for increasing the solids content of nitrile rubber latex
10/11/1997CA2202325A1 Method of drying solid polymer and drying apparatus
10/09/1997WO1997036940A1 Method of recovering low-boiling substances from a polymer latex
10/08/1997CN1161341A Removal of alkali metal compound from polymer cement
10/07/1997US5674975 Process for manufacturing an improved acrylonitrile polymer melt
10/07/1997US5674436 Spray drying in a stream of inert gas an aqueous solution of heterocyclic n-vinyl polymer and hydrogen peroxide
10/01/1997EP0798314A1 Devolatilization
10/01/1997EP0797626A1 Method for preparation of impact-resistant modified polystyrene molding compounds
09/1997
09/24/1997EP0598091B1 Functionalized polymer nanoparticles, method of preparation and use thereof
09/24/1997CN1035949C Process for producing cycloolefin random copolymer
09/23/1997US5670614 Method of increasing the plasticity and/or elasticity of polymers via supercritical fluid extraction and medical devices fabricated therefrom
09/18/1997WO1997033925A1 Multi-stage process for producing heat resistant dimensionally stable polymethacrylate moulding compounds
09/18/1997DE19609715A1 Mehrstufiges Verfahren zur Herstellung von hochwärmeformbeständiger Polymethacrylat-Formmassen Multistage process for the production of highly heat-resistant polymethacrylate molding compounds
09/18/1997CA2249557A1 Multi-stage process for producing heat resistant dimensionally stable polymethacrylate moulding compounds
09/17/1997EP0794968A1 Process for coagulation finishing of polymers
09/16/1997US5668252 Drying process of viscous solution containing (meth)acrylic acid-based polymer
09/12/1997WO1997032926A1 Improved slurry drag reducer
09/12/1997CA2593008A1 Improved slurry drag reducer
09/10/1997EP0728152B1 Removal of base residues from poly(vinyl alcohol) reaction-slurries
09/10/1997CN1159198A Polymer beads and method for preparation thereof
09/10/1997CN1158865A Processing method of carbon-5 fraction cation polymerization liquid
09/09/1997US5665858 Process for coagulation finishing of polymers
09/09/1997US5665836 Method of preparing vinyl chloride polymers and copolymers of improved antistatic performance
09/03/1997CN1035746C Ultrafiltration process for recovery of polymeric latices from whitewater
09/02/1997US5663250 Deprotection with molten salt
09/02/1997US5662781 Elimination of nitrile impurities from polymers
08/1997
08/27/1997EP0688340B1 Water absorbent resin particles of crosslinked carboxyl containing polymers and method of preparation
08/20/1997CN1157294A Styrene base random copolymer and process for producing the same
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