Patents for C08F 10 - Homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond (36,091)
05/1981
05/12/1981US4267292 For polymerization of alpha-olefins
05/05/1981US4265785 Contacting titanium compounds with magnesium or manganese halides
05/05/1981CA1100691A1 Polyethylene waxes
05/05/1981CA1100690A1 Manufacture of copolymers of ethylene
04/1981
04/29/1981EP0027733A1 Process for polymerisation of alpha-mono olefins, supported catalyst therefor and method of preparing said catalyst
04/29/1981EP0027474A1 Process for producing polyolefin
04/28/1981US4264753 Process for polymerizing conjugated dienes
04/28/1981US4264472 Catalyst for preparing polyethylene
04/22/1981EP0027366A1 Method for polymerizing ethylene
04/22/1981EP0027346A1 Polymerisation catalyst and process
04/21/1981US4263422 Polymerization of olefins with dual, independently supported catalysts
04/21/1981US4263193 Two-step polymerization of ethylene, a styrene and a vinyl ester
04/21/1981US4263171 Coordination catalysts comprizing a titanium, vanadium, or zirconium halo-containing compound and a silica or alumina-alkylmagnesium-alkylaluminum complex
04/21/1981US4263170 Coordination catalyst comprising a magnesium compound, obtained by the thermal decomposition of an organomagnesium halide, and a halide of titanium or vanadium
04/21/1981US4263169 Coordination catalysts comprising a titanium halide, an oxygenated magnesium support, a lewis base, and an organoaluminum compound
04/21/1981US4263168 Comprising the reaction product of an organomagnesium halide, an ester, titanium tetrachloride, and an aluminum compound; stereospecific; purity
04/21/1981CA1099696A1 Catalytic components and catalysts for the polymerization of olefins
04/21/1981CA1099492A1 Tubular reactor for the high pressure polymerization of alpha-olefines
04/15/1981EP0026987A1 Polymerisation catalysts and process for the homo- or co-polymerisation of alpha-olefins
04/15/1981EP0026986A1 Polymerisation catalysts and process for the homo- or co-polymerisation of alpha-olefins
04/14/1981US4262105 Process for the polymerization of olefins and catalytic products
04/14/1981US4262104 Titanium trichloride catalyst complex and process for the production thereof
04/14/1981US4262102 Polymerization with sublimed chromium catalyst
04/14/1981CA1099277A2 Method for the preparation of organic aluminum imides and products obtained thereby
04/14/1981CA1099251A1 Olefin polymerization process and catalyst
04/14/1981CA1099249A1 Process for the polymerization of alkenes
04/08/1981EP0026655A1 Titanium halide material and production thereof
04/07/1981US4260723 Method for producing olefin polymers
04/07/1981US4260722 Production of ethylene copolymers
04/07/1981US4260711 1-Olefin polymerization catalyst
04/07/1981US4260710 Process for the preparation of homopolymers and copolymers of α-monoolefins
04/07/1981US4260709 Coordination catalyst of magnesium and a transition metal
04/07/1981US4260708 Phosphite in MgX2 supported TiX3 /AlCl3 catalyst system
04/07/1981US4260706 Olefin polymerization catalyst
04/07/1981US4260548 Incremental addition of free radical catalyst
04/01/1981EP0026027A1 Method for polymerizing alpha olefin
03/1981
03/31/1981US4259466 Reducing complex of titanium tetrachloride to titanium trichloride with organoaluminum complex; grinding and classifying particles
03/31/1981US4259208 Stereospecificity additive containing sulfide and ether linkages
03/25/1981EP0025761A2 Catalytic component and process for its preparation
03/24/1981US4258168 Polymerization process
03/24/1981US4258167 Coordination catalyst comprising the reaction product of a linear or cyclic hydropolysiloxane, an aluminum or silicon halide, titanium halide, and an organoaluminum compound
03/24/1981US4258161 Process for polymerizing propylene
03/24/1981US4258159 Process for the polymerization of olefins
03/24/1981US4258158 Manufacture of ethylene homopolymers and copolymers
03/24/1981US4257533 Method of discharging slurry by varying valve openings
03/24/1981CA1098106A1 Preparation of modified and activated chromocene catalysts for ethylene polymerization
03/17/1981US4256874 Process for separating isotactic and atactic polypropylenes
03/17/1981US4256866 Polymerization process
03/17/1981US4256865 Polymerization catalyst
03/17/1981US4256856 A crosslinked elastic ethylene-hexafluoropropylene copolymer having resistance to uranium hexafluoride; sealants, linings, packing; shockproof
03/17/1981CA1097850A1 Process for producing propylene polymer or copolymer
03/11/1981EP0024971A1 Nickel carboxylates, their preparation, their use in a catalytic composition, the use of this composition in the oligomerisation of monoolefines
03/11/1981EP0024933A2 Process for producing an alpha-olefin polymer
03/11/1981EP0024881A1 Process for producing polyethylene by continuous multi-stage polymerization and moulded articles made from the product
03/10/1981US4255544 Process for polymerization of ethylene
03/10/1981US4255542 Exothermic polymerization in a vertical fluid bed reactor system containing cooling means therein and apparatus therefor
03/10/1981US4255387 High pressure tubular reactor apparatus
03/10/1981US4255281 Alpha-olefin polymerization catalyst and process
03/10/1981US4255280 Organomagnesium, chlorosilane, titanium, organometallic and heterocyclic ester components
03/10/1981CA1097316A1 PROCESS FOR THE POLYMERIZATION OF ETHYLENE OR .alpha.- OLEFINS AND CATALYST THEREFOR
03/03/1981US4254294 Polymerization reactions in the presence of a catalyst containing aluminum oxide, boron oxide and halogen
03/03/1981US4253984 Catalyst component for use in the polymerization of α-olefins and a method of using the same
02/1981
02/24/1981US4252930 Titanium trichloride is heated with phosphorus oxytrichloride then added to a organoaluminum compound
02/24/1981US4252929 Process for preparing polyolefins
02/24/1981US4252928 Process for polymerizing 1-olefins with a chromium catalyst and a catalyst modifier comprising an aliphatic diene and a trihydrocarbyl boron
02/24/1981US4252927 Process for polymerizing 1-olefins with a chromium-containing catalyst and a modifier comprising a trihydrocarbyl aluminum and an α-ω
02/24/1981US4252926 Process for polymerizing olefins and polymerization catalysts used therefor
02/24/1981US4252851 Multiple-layer films
02/24/1981US4252710 Stabilized slurries of isoolefin polymers
02/24/1981US4252670 Organomagnesium compound, halogenation, lewis base, titanium tetrachloride
02/24/1981CA1096365A1 Catalysts for polymerizing olefins
02/24/1981CA1096364A1 Magnesium reducing agent prepared in absence of complexing diluent milled with organoaluminum
02/24/1981CA1096363A1 Washing magnesium reducing agent prepared in absence of complexing diluent
02/24/1981CA1096362A1 Magnesium reducing agent-hydrocarbylaluminum halide cocatalyst for titanium tetrahalide
02/24/1981CA1096360A1 Polymerization catalyst and method
02/24/1981CA1096359A1 Polymerization catalyst and method
02/17/1981US4251650 Process for the polymerization of ethylene in the presence of silyl ethers as initiators
02/17/1981US4251389 Titanium chloride propylene polymerization catalyst and process for polymerizing propylene therewith
02/17/1981US4251388 Titanium trichloride catalytic component and method for homo- or co-polymerization of α-olefin
02/17/1981CA1095885A1 Magnesium reducing agent for producing titanium trihalide catalyst component
02/10/1981USRE30510 Reacting aluminum chloride or bromide and an aliphatic acid
02/10/1981US4250288 High efficiency, high temperature catalyst for polymerizing olefins
02/10/1981US4250287 1-Olefin polymerization catalyst
02/10/1981US4250286 Reacting a complex of a titanium compound and a zinc compound with a magnesium compound, a halogen source, and an aluminum compound; high-temperature polymerization
02/10/1981US4250285 Comprising an organoaluminum component, a copulverized product of an organic aluminum or germanium compound, a magnesium halide, and an ester, and a titanium halide; stereospecific
02/10/1981US4250284 Coordination catalysts prepared by the activation of a solid product obtained from titanium tetrachloride and a magnesium dialkoxide by a trialkyl aluminum; efficiency
02/10/1981US4250283 Comprising a titanium trihalide prepared by reducing a titanium tetrahalide by an organoaluminum compound; an ether; and an alkyl aluminum dihalide; poly cat
02/10/1981US4250104 Catalyst-forming components for preparing catalysts useful in the polymerization of olefins
02/10/1981CA1095495A1 Process for the production of titanium trichloride catalyst
02/10/1981CA1095494A1 High efficiency catalyst for high bulk density polyethylene
02/10/1981CA1095493A1 Titanium trichloride catalyst and process for the production thereof
02/10/1981CA1095492A1 Titanium trichloride catalyst and process for the production thereof
02/04/1981EP0023425A1 Olefin polymerization, catalyst system therefor and titanium-containing component of that system
02/03/1981CA1095018A1 Process for producing catalyst components for olefin polymerization
02/03/1981CA1095017A1 Preparation of violet ticl.sub.3
02/03/1981CA1095016A1 Classification of powdered catalyst
01/1981
01/28/1981EP0023035A1 Process for the polymerization of at least one alpha-olefin
01/27/1981US4247669 Coordination catalyst, trialkylaluminum, titanium tetrachloride, alumina
01/27/1981US4247421 Activation of supported chromium oxide catalysts
01/27/1981US4247418 Polymerization catalyst and process for polymerizing dienes therewith