Patents for C08F 6 - Post-polymerisation treatments (8,582)
03/1987
03/03/1987US4647640 Polymer materials
03/03/1987CA1218796A1 Method for removing hydrogenation catalyst residues from hydrogenated conjugated diene polymers
02/1987
02/25/1987EP0211651A2 Method of improving the clarity of propylene polymers
02/25/1987EP0211650A2 Method of improving the clarity of propylene polymers
02/24/1987US4645568 Water removal by azeotropic distillation, superheated solvent vapors
02/24/1987CA1218500A1 Process for producing thermoplastic resin
02/17/1987CA1218197A1 Continuous manufacture of ethylene homopolymers or copolymers
02/17/1987CA1218177A1 Stabilized slurries of isoolefin polymers
02/11/1987CN85109603A Photoinitiated free radical bulk polymerisation of isopropyl xanthic salfide terminated liquid chlorobutadiene rubber
02/04/1987CN86100791A Process for making polypropylene with free-end long chain branching and use thereof
02/03/1987CA1217599A1 Countercurrent washing tower and countercurrent washing method using same
01/1987
01/31/1987CN85101756A Process for purifying rubber
01/27/1987US4639337 Adsorption on alumina
01/14/1987CN86102878A Continous treatment process of polymer composition
01/13/1987US4636540 Adsorption
01/06/1987US4634744 Homo- or copolymerization of ethylene
12/1986
12/30/1986US4632977 Method of plasticizing thermoplastic polymers
12/30/1986US4632976 Process for the continuous discharge of a slurry
12/30/1986EP0206295A2 Stable emulsions of water resistant polyvinyl alcohol-stabilized vinyl chloride-ethylene copolymers
12/30/1986EP0204078A3 Process for purifying chlorinated aliphatic polymers
12/17/1986EP0204953A2 Process for scavenging free residual monomer in aqueous media
12/17/1986CN85104853A Method of continuously operating a counter-flow washing column
12/10/1986EP0204078A2 Process for purifying chlorinated aliphatic polymers
12/09/1986CA1215196A1 Process for fluorinated polymer
11/1986
11/26/1986EP0202921A2 Process for purifying maleic anhydride-modified polyolefins
11/20/1986EP0202012A2 Process for the production of composite material based on a polymer matrix
11/20/1986EP0201979A1 Improved process for the polymerization or copolymerization of butadiene
11/20/1986EP0201962A1 Improved process for the polymerization or copolymerization of butadiene
11/18/1986US4623712 Method for high temperature phase separation of solutions containing polymers
11/18/1986US4623678 Destabilization with carbon dioxide
11/18/1986US4623487 Process for recovery of fluorosurfactants
11/12/1986CN86103350A Improved process for the polymerization or copolymerization of butadiene
11/12/1986CN86103327A Improved process for the polymerization or copolymerization of butadiene
11/12/1986CA1213999A Grinding agent containing neutralized acrylic polymers and/or copolymers for pigmentary applications involving coarse mineral materials aqueous suspensions
11/05/1986EP0200368A2 Continuous treatment process for polymer compositions
10/1986
10/28/1986US4619051 Process for drying polymeric beads and associating shading pigments therewith
10/28/1986CA1213129A1 Device and process for recovering polymer from a solution
10/22/1986EP0198644A2 Colour of polymers
10/22/1986CN85103617A Process for removel of slurry
10/21/1986US4618641 Concentrated, aqueous dispersions of vinylidene fluoride polymers and a process for their preparation
10/14/1986US4617089 Apparatus for discharging high viscosity media in chemical engineering
10/07/1986US4616058 Using dispersion stabilizer
10/07/1986US4616046 Containing metallic heat stabilizer and carboxy mercaptan compound
09/1986
09/23/1986CA1211891A1 Process for the separation treatment of polymer from polymer solution
09/17/1986EP0194692A2 Process for separating surfactants from liquid used in the manufacture of concentrated fluoropolymer dispersions
09/17/1986EP0194691A2 Process for separating surfactants used in the manufacture of concentrated fluoropolymer dispersions
09/17/1986EP0194690A2 Process for separating surfactants from polymer residue in the manufacture of fluoropolymer dispersions
09/17/1986EP0194681A2 Process for recovery of fluorosurfactants
09/03/1986EP0193263A1 Reduction of isomerization in solution process for polymerization of alpha-olefins
09/03/1986EP0193262A1 Deactivation of catalyst in solution process for polymerization of alpha-olefins
09/03/1986EP0193261A1 Reduction of isomerization in solution process for polymerization of alpha-olefins
09/03/1986CN86101398A Purification process of polymerization solvent
09/02/1986US4609497 Solvent extraction, adsorption, steam distillation
09/02/1986CA1210885A1 Process for reacting quaternary ammonium monomers in the presence of anionic polymers
08/1986
08/26/1986US4608446 Process for the preparation of low molecular weight polyhydroxyl compounds
08/20/1986EP0191220A2 Method of deactivating ethylene polymerisation catalysts
08/13/1986EP0190889A2 Polypropylene with free-end long chain branching, process for making it, and use thereof
08/13/1986EP0190656A2 Method for producing plastic optical fiber with heat resistance
08/05/1986US4604454 Method of recovering vinyl chloride resin
08/05/1986US4604419 Adding glyceride of carboxylic acid to inhibit wet-foaming
07/1986
07/29/1986US4603194 Isolation of polymer resin from organic solution
07/23/1986EP0188125A2 Closed loop recycle of vent gas in polymerization process
07/23/1986EP0187972A2 Process for removing organic compound having high boiling point
07/23/1986CN86100667A Reduction of isomerization in solution process for polymerization of alpha-loefins
07/23/1986CN86100648A Reduction of isomerization in solution process for polymerization of alpha-loefins
07/23/1986CN86100636A Reduction of isomerization in solution process for polymerization of alpa-olefins
07/22/1986US4602083 Aqueous polymer latex using aqueous solution of group 2 metal salt
07/22/1986CA1208399A1 Modified copolymers of ethylen and at least one .alpha.-olefin and process for preparing the same
07/16/1986EP0187715A2 Process for coagulating polymer latices and polymeric articles prepared thereby
07/15/1986US4599807 Process for drying polymeric beads and associating shading pigments therewith
07/15/1986CA1207947A1 Light-colored hydrocarbon and terpene resins
07/09/1986EP0186918A2 Separating heavy metals from polymers
07/09/1986CN85100465A Manufacturing and application of beta-crystalline polypropylene
07/08/1986US4599379 Process for the production of polymers and aqueous solutions thereof
07/02/1986EP0186147A2 Improved vinyl dispersion resin
06/1986
06/25/1986EP0185458A2 Fractionation of water-soluble polymers
06/24/1986CA1206697A1 Method for the purification of propylene polymers
06/24/1986CA1206695A1 Process for the production of homo- and co-polymers of quaternary ammonium monomers
06/24/1986CA1206694A1 Method for recovering synthetic resinous latex solids
06/24/1986CA1206658A1 Scavenging of residual acrylonitrile monomer in abs latex
06/18/1986EP0184935A2 Method for high temperature phase separation of solution containing polymers
06/17/1986US4595749 Direct removal of NI catalysts
06/17/1986CA1206299A1 Polymer recovery
06/04/1986EP0183314A1 Process for purifying a copolymer containing acrylonitrile groups
05/1986
05/28/1986EP0182659A2 Shaped hydrogel articles
05/27/1986US4591633 Mixing with inorganic double salts, or calcined products or hydrates thereof
05/27/1986US4591632 Freeze coagulation process
05/20/1986US4589215 Apparatus for after-treating polyolefin powder
05/13/1986US4588809 Process for isolating pulverulent chlorinated aliphatic polymers from their aliphatic chlorohydrocarbon solutions
05/13/1986CA1204431A1 Rotary processor
05/06/1986US4587330 Treatment with boric acid, filtration
05/06/1986US4587307 Quality of isobutene polymers in reactions with maleic anhydride
04/1986
04/30/1986EP0179305A2 Concentrated aqueous vinylidene fluoride polymer dispersions, and process for their preparation
04/30/1986EP0179263A1 Process for isolating solid chlorinated aliphatic polymers from a chlorination solvent system
04/29/1986US4585808 Irradiation polymerization
04/29/1986CA1203946A1 Process for suppressing the formation of oversized particles of thermoplastic resin produced by an aqueous dispersion procedure
04/16/1986EP0177820A2 Process for drying vesiculated polymeric beads
04/15/1986CA1203348A1 Separation of polymer from hydrocarbon solvent in a process for the manufacture of polymers of ethylene
04/09/1986EP0176642A1 Process for removal of low molecular weight fractions from vinyl pyridine polymers and copolymers
04/08/1986US4581444 Flocculation of latex particles and production of thermoplastic resin
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