Patents for C08F 10 - Homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond (36,091)
09/1981
09/16/1981EP0035889A1 Alkyl-metal cocatalyst
09/15/1981US4289651 Supported catalysts for the polymerization of alpha-olefins
09/15/1981US4289512 Miscible fluids
09/09/1981EP0035242A1 Process for producing polymers and copolymers of ethylene
09/09/1981EP0035124A1 Polymerization catalyst and polymerization process
09/08/1981US4288580 Coordination catalysts
09/08/1981US4288579 Process for preparing polyolefins
09/08/1981US4288578 Titanium tetrachloride, organoaluminum compounds
09/08/1981US4288406 Process energy recovery
09/08/1981CA1108799A1 Polymerization process
09/02/1981EP0034935A1 Titanium trichloride catalyst and process for production of alpha-olefin polymers
09/02/1981EP0034663A1 Process for producing powdery polyolefins by gas-phase polymerization
09/01/1981US4287328 Trivalent metal halide; divalent metal hydroxide, oxide, or carbonate; electron doners and acceptors; activation
09/01/1981US4287327 Using a polymerization catalyst and a wetting agent
09/01/1981US4287262 Process for the production of laminate systems from a low density polyethylene coating resin
09/01/1981US4287093 By using a catalyst made from titanium trichloride or tetrachloride and an organoaluminum compound, and containing a crown compound as a stereospecificity additive
09/01/1981US4287091 Polymerization catalysts
09/01/1981CA1108113A1 Trialkyl aluminum cocatalyst
09/01/1981CA1108112A1 Ziegler type catalyst system
09/01/1981CA1108111A1 Ziegler type catalyst system
09/01/1981CA1108110A1 Chemical compositions based on titanium trihalides and methods for their production and use
08/1981
08/26/1981EP0034343A1 Titanium trichloride catalytic component and process for the homo- or co-polymerization of alpha-olefins
08/26/1981EP0034303A2 A process for producing an olefin polymerization catalyst, supported polymerization catalyst and polymerization process
08/25/1981US4285877 Di(2-methyl-2-phenyl propyl) peroxy dicarbonate and other novel (2-alkyl-2-phenyl) substituted peroxy dicarbonates
08/25/1981US4285834 Dual, independently supported catalyst mixtures
08/19/1981EP0034061A2 Method and apparatus for removal of heat from an olefin polymerization reactor
08/19/1981EP0033953A2 Process for producing a catalyst, catalyst and use of the catalyst
08/19/1981EP0033948A2 Process for producing a catalyst, catalyst and use of the catalyst
08/19/1981EP0033777A2 Process for the polymerisation of ethylene and its copolymerisation with up to 30 per cent by weight of a higher alpha-olefin
08/18/1981US4284748 Using a titanium compound, organomagnesium compound, silica, reaction product and a cocatalyst
08/18/1981US4284527 Chromium compound, on a support, and an alkyl ester of titanium, boron, and/or vanadium
08/18/1981US4284525 Organoaluminum compound, ether, solvent, cooling, multistage
08/18/1981CA1107270A1 CATALYST FOR POLYMERIZING .alpha.-OLEFINS
08/11/1981US4283515 Support, catalyst and process for polymerizing olefins
08/11/1981US4283463 Stretched film, dielectrics; stiffness, heat resistance, oil resistance
08/05/1981EP0033036A1 Catalyst component
08/05/1981EP0033022A1 Process for the preparation of a solid catalytic titanium component, and process for the polymerization of alkenes-1 with application of such a titanium component
08/04/1981US4282341 Manufacture of homopolymers and copolymers of α-monoolefins
08/04/1981US4282339 Dual reactor process and apparatus for polymerizing ethylene
08/04/1981US4282114 Titanium tetrachloride, magnesium halide, organic acid ester, hydrocarbon and an aluminum compound
08/04/1981CA1106547A1 Controlled polymerisation of ethylene
08/04/1981CA1106546A1 Ethylene-vinyl acetate copolymerization process
08/04/1981CA1106543A1 Method for polymerizing mono- and diolefine compounds
07/1981
07/29/1981EP0032757A2 Aqueous peroxide emulsion and its use in suspension (co)polymerization reactions
07/29/1981EP0032734A1 Components of catalysts for polymerizing alpha-olefins and catalysts prepared therefrom
07/29/1981EP0032526A1 Peroxy dicarbonates, polymerization method and curing process
07/28/1981CA1106099A1 Process for producing copolymers of ethylene and higher alpha-olefins
07/22/1981EP0032339A1 Ethylene polymerisation catalysts, process for their manufacture and polymerisation process using said catalysts
07/22/1981EP0032309A2 Production of catalyst component, catalyst and use thereof
07/22/1981EP0032308A2 Ethylene polymerisation process
07/22/1981EP0032307A2 Catalyst component
07/22/1981EP0032295A2 1-Olefin polymerization and catalyst for 1-olefin polymerization
07/22/1981EP0032294A2 Solid catalyst component for olefin polymerization
07/21/1981US4279780 Method of preparing catalyst supports
07/21/1981US4279776 A solid titanium component containing an organomagnesium compound, a silicon halide compound and/or an aluminum halide compound with an organoaluminum activator and an electron donor
07/21/1981CA1105647A1 Elastomeric polypropylene
07/21/1981CA1105440A1 PROCESS FOR THE LOW PRESSURE POLYMERISATION AND COPOLYMERISATION OF .alpha.-OLEFINS
07/15/1981EP0032034A1 Polymerisation of alpha-olefins
07/14/1981US4278781 Catalyst and process for the polymerization of ethylene and terminal olefins
07/07/1981US4277590 Polymerization of alpha-olefins with novel Tn MR'3-n cocatalysts
07/07/1981US4277589 Components of catalysts useful for the polymerization of alpha-olefins, and catalysts prepared therefrom
07/07/1981US4277587 For polymerization of 1-olefins
07/07/1981US4277372 Solid catalyst component for olefin polymerization
07/07/1981US4277371 Catalyst-forming components, process for preparing same, and catalysts for stereospecifically polymerizing olefins prepared therefrom
07/07/1981US4277370 Coordination catalysts
07/01/1981EP0031213A2 1-Olefin polymerization and catalyst for 1-olefin polymerization
06/1981
06/30/1981US4276400 Olefin polymerization process using pretreated catalyst
06/30/1981US4276399 Polymeric hydrocarbon aluminate
06/30/1981US4276398 Method of recovering energy in the manufacture of polymers from monomeric gas and apparatus for carrying out the method
06/30/1981US4276394 Novel telechelic polymers, block copolymers and processes for the preparation thereof
06/30/1981US4276193 Catalyst on a solid carrier for the polymerization of α-olefins
06/30/1981US4276192 Complexing magnesium, organic halide, and titanium tetrahalide in presence of triaryl phosphite and aluminum halide
06/30/1981US4276191 Catalyst and process for polymerization of alpha-olefins
06/30/1981CA1104298A1 Catalysts for the polymerization of olefins
06/30/1981CA1104147A1 Substituted methylene dialanes
06/30/1981CA1104117A1 Catalysts for polymerizing ethylene
06/24/1981EP0030742A2 Catalytic component for polymerizing alpha-olefin and method for homo- or co-polymerization of an alpha-olefin
06/23/1981CA1103691A1 Organo-magnesium complexes and process for their preparation
06/23/1981CA1103647A1 Method of discharging slurry
06/17/1981EP0030438A1 Olefin polymerization catalyst and olefin polymerization method and products using such catalyst
06/16/1981US4273905 Catalyst
06/16/1981CA1103396A1 Vapor phase polmerization with temporarily inactive titanium catalyst
06/10/1981EP0030171A1 Process for producing polymers of ethylene of medium density and polymers of ethylene obtained
06/10/1981EP0030018A2 Titanium trichloride catalytic component and method for homo- or co-polymerization of alpha-olefin
06/09/1981US4272405 Ziegler transition metal halide catalysts and method therefor
06/09/1981US4272404 Entangled in polytetrafluoroethylene web
06/03/1981EP0029623A1 Preparation of catalyst components and polymerization of olefins employing such catalyst components
06/02/1981US4271280 Process for producing polyethylene
06/02/1981CA1102358A1 Method for producing oligomers from alpha-olefines
05/1981
05/27/1981EP0029232A1 Components of catalysts for the polymerization of olefines
05/26/1981US4269948 Using a low and high concentration of hydrogen to produce high and low-molecular-weight polymers, respectively; expansion; mixing
05/26/1981US4269733 A coordination catalyst comprising a complex of an alkoxy transition metal compound and an organo zinc compound, a magnesium compound, and an organoaluminum halide; high-temperature solution polymerizations
05/26/1981US4269732 Reduction of titanium tetrachloride with a trihydrocarbyl aluminum compound in the presence of diisoamyl ether and a hydrocarbon solvent; stereospecific; cocatalysts
05/26/1981CA1102050A1 Process for continuously preparing polyolefins
05/26/1981CA1102049A1 Process for continuously preparing polyolefins
05/19/1981US4268470 Polymer materials
05/19/1981US4268418 Polymerization catalyst
05/19/1981CA1101432A1 Catalyst components useful to polymerize alpha- olefins and catalysts obtained therefrom
05/12/1981US4267294 Composed of a titanium halide on a magnesium halide support with a trialkylaluminum-dialkylaluminum hydride-aromatic acid alkyl ester activator
05/12/1981US4267293 And including titanium tetrachloride and organoaluminum compounds