Patents for C08F 6 - Post-polymerisation treatments (8,582) |
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12/13/1977 | US4062662 Degassing column |
12/06/1977 | US4061858 Distillation |
12/06/1977 | US4061849 Process for the recovery of gaseous or vaporous monomers from reaction off-gases |
11/22/1977 | US4058904 Process for drying wet particles of hydrolyzed ethylene-vinyl acetate copolymer |
10/11/1977 | US4053697 Process for producing propylene homopolymers and copolymers |
10/04/1977 | US4052301 Process for purifying waste water |
09/27/1977 | US4051313 Process for purifying polypropylene |
09/27/1977 | US4051212 Hydrolysis |
09/20/1977 | US4049897 Residual solvent removal from chlorinated polymers |
09/13/1977 | US4048411 Manufacture of copolymers of ethylene |
08/02/1977 | US4039149 Lump breaker apparatus for reactor tank |
07/26/1977 | US4038230 Aqueous dispersion of particulate spheroidal polytetrafluoroethylene |
07/26/1977 | US4038172 Coal, paper, wood, lignin substances, red clay catalyst |
07/05/1977 | US4033933 Thermal discoloration inhibition with polyoxyalkylene glycols |
06/28/1977 | US4032598 Treatment with a base |
06/28/1977 | US4032497 Rotating inclined hollow cylinder, moist gas |
06/21/1977 | US4031056 Process for the removal of vinyl chloride from latexes containing polyvinyl chloride |
06/14/1977 | US4029877 Process for preparing polyolefin |
06/14/1977 | US4029725 Nonoxidative process for purifying aqueous inorganic salt solutions employed in the wet spinning of filamentary vinyl polymers |
06/14/1977 | US4029300 Extruder of the degassing and modification type |
06/07/1977 | US4028485 From olefins or olefin polymer solutions |
06/07/1977 | US4028340 Process for preparing p-vinylphenol polymer |
05/03/1977 | US4021399 Method for the concentration of water-in-oil emulsions of water soluble vinyl addition polymers |
04/26/1977 | US4020276 Sealant barrier for electrical cables |
04/26/1977 | US4020267 Removal of residual monomer in the presence of water by dielectric heating |
04/26/1977 | US4020266 Oriented crystallization of polymers |
04/26/1977 | US4020263 Process for the production of emulsion polyvinyl chloride under avoidance of vinyl chloride emissions |
04/26/1977 | US4020032 Steam treatment, evaporation |
04/12/1977 | US4017445 Process for the removal of vinyl chloride from polyvinyl chloride dispersions |
04/05/1977 | US4016350 P-toluenesulfonic acid, stearyl thioglycolate, stearyl 3-mercaptopropionate |
04/05/1977 | US4016349 Process for removing vanadium residues from polymer solutions |
04/05/1977 | US4016101 Process and composition for breaking emulsions |
03/29/1977 | US4015065 Treatment of vinyl halide polymers |
03/29/1977 | US4015064 Manufacture of polyvinyl chloride of low vinyl chloride monomer content |
03/29/1977 | US4014859 Production of polyethylene |
03/29/1977 | US4014754 Adding a plasticizer, distillation, n-methyl pyrrolidone |
03/22/1977 | US4013739 Posttreatment of copolymer of styrene and acrylonitrile |
02/22/1977 | US4009048 Solvent cleaning and recovery process |
02/15/1977 | US4008361 Removal of residual vinyl halide monomer from vinyl halide polymers by radio frequency dielectric heating |
02/08/1977 | US4007321 Manufacture of particulate olefin polymers |
02/08/1977 | US4007022 Process for the removal of gaseous monomers from polyvinyl chloride-water dispersions |
12/21/1976 | US3998797 Posttreatment of copolymer of styrene and acrylonitrile |
12/21/1976 | US3998655 Amide solvent; evaporation, fractional distillation, extrusion |
12/14/1976 | US3997705 Method of coagulating a fluoro-elastomer from an aqueous dispersion thereof |
12/14/1976 | US3997360 Process for cleaning vinyl chloride polymerization reactors |
11/23/1976 | US3993713 Atomization, spray drying |
11/23/1976 | US3993615 Process and composition for breaking emulsions |
10/19/1976 | US3987235 Devolatilization of alkenyl aromatic polymers |
10/12/1976 | USRE29004 Deactivating and removing aluminum and titanium contaminant from Ziegler-Natta polymerization mixtures |
10/12/1976 | US3985136 Tab fastener having fixed end anchored to diaper facing and backing |
10/05/1976 | US3984218 Activated carbon, desorption with steam, regeneration with inert gas |
09/21/1976 | US3981854 Chloroprene polymer isolation |
09/14/1976 | US3980600 Process for removing residual mercaptan from high nitrile polymers |
09/14/1976 | US3980529 Process for separating and recovering residual monomers from aqueous suspensions of acrylonitrile polymers |
08/24/1976 | US3976631 Process for preparing ethylene polymers |
08/24/1976 | US3976611 Free-flowing beads of particles of an acrylate elastomer |
08/17/1976 | US3975230 Alkali metal sulfite or carbonate |
07/27/1976 | US3971744 Plasticizers, hydrophilic fillers |
07/20/1976 | US3970611 Melt finishing process for polymers produced by vapor state polymerization processes |
07/13/1976 | US3969091 Process for desiccant drier regeneration |
07/06/1976 | US3968059 Process for producing methyl methacrylate polymers |
07/06/1976 | US3967928 Method for quantitatively analyzing substances containing elements other than carbon, hydrogen and oxygen and volatile organic compounds |
06/29/1976 | US3966666 Continuous process for preparing a spinning solution of acrylic polymers |
06/22/1976 | US3965079 Separation and recovery of products obtained in catalytic processes of preparing acrylonitrile polymers or copolymers |
06/08/1976 | US3962203 Dechlorination of high yield polyolefins using neutral phosphoryl esters |
06/08/1976 | US3962199 Process for removing vanadium catalyst residues from polymer solutions |
06/08/1976 | US3962169 Fluoroelastomer latex containing lithium ion and a creaming agent and process for preparation thereof |
05/25/1976 | US3959243 Stabilizing polypropylene; organometallic catalyst, surfactant |
05/25/1976 | US3958585 Apparatus for stripping residual solvent from polymer pellets |
05/18/1976 | US3957912 Method for preparation of abs type resins |
05/11/1976 | US3956249 Manufacture of polyvinyl chloride of low vinyl chloride monomer content by treatment of wet polyvinyl chloride |
05/04/1976 | US3954910 Process for removal and recovery of unreacted monomers from resinous polymers |
04/13/1976 | US3950302 Copolymerization of a vinyl ester and an acrylamide, spray drying |
04/13/1976 | US3950284 Vinyl polymers, graft or block polymers |
03/30/1976 | US3947431 Compounding nitrile polymers to reduce the extractable HCN with a formaldehyde compound |
03/16/1976 | US3944690 Production of nonwoven fabrics |
03/16/1976 | US3944513 Purification of polymer dispersions with adsorbent carbon particles |
03/09/1976 | US3942262 Dryer temperature control |
02/03/1976 | US3936512 Process for manufacturing a synthetic microflake aggregate |
01/06/1976 | US3931356 Polymerization |
01/06/1976 | US3931130 Process for removing residual volatile solvent impurities from polymer molding pellets |
01/06/1976 | US3930931 Apparatus and method for stripping styrene from an aqueous dispersion of styrene-butadiene polymer latex |