Patents for C08F 210 - Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond (21,762)
03/1982
03/09/1982CA1119750A1 Gas purification process used in polymer condensate particle recirculation
02/1982
02/23/1982CA1118945A1 Process for the polymerization ethylene
02/23/1982CA1118944A1 Production of ethylene copolymers
02/18/1982WO1982000470A1 Ethylene-alpha-olefin copolymer composition
02/16/1982US4315836 Catalysts for polymerizing alpha-olefins
02/09/1982CA1118149A1 Process for the preparation of high density ethylene polymers in fluid bed reactor
02/03/1982EP0044835A1 Catalysed alternating copolymerisation and product
02/02/1982CA1117699A1 Ethylene polymers of high melt index
01/1982
01/27/1982EP0044613A2 Oil- and low temperature-resistant fluorine-containing elastomer
01/27/1982EP0044595A1 Process for the preparation of copolymers of ethylene with at least one other 1-alkene
01/27/1982EP0044511A2 Process for recovering rubberlike polymer from solution thereof
01/26/1982US4312967 Chromium oxide on titanium-containing silica support in combination with organoboron promoter
01/20/1982EP0044119A2 Process for the preparation of copolymers of ethylene with at least one other 1-alkene
01/20/1982EP0043948A1 Quater polymers of the tetrafluoroethylene-ethylene type
01/19/1982US4311810 Block copolymers of propylene and 4-methyl-1-pentene
01/19/1982US4311752 Ethylene copolymers and their use for the manufacture of films
01/19/1982CA1116546A1 Petroleum oil having improved cold flow properties
01/13/1982EP0043499A1 Process for the preparation of aqueous colloidal dispersions of copolymers of the tetrafluoroethylene-ethylene type
01/12/1982US4310639 Polyallomers and process for preparing same
01/06/1982EP0043220A1 Catalyst impregnated on fine silica, process for preparing, and use for ethylene polymerization
01/05/1982US4309522 Process for the production of extensively amorphous butene-1-propene-ethene terpolymers having a high softening point
01/05/1982US4309484 Crosslinked hydration product of copolymer of ethylene and glycidyl acrylate or methacrylate
12/1981
12/29/1981US4308361 Propylene copolymers
12/22/1981US4307209 Process for production of chemically blended composition of non-elastomeric ethylene resins
12/16/1981EP0041796A2 Improvement in multi-step gas-phase polymerization of olefins
12/15/1981US4306041 Process for the preparation of ethylene-higher alpha olefin polymers (P-891)
12/09/1981EP0041423A2 Ethylene copolymers that can be moulded and/or injected, and process for their production
12/08/1981US4304890 Method for producing propylene copolymers using a catalyst activated prior to copolymerization
12/08/1981CA1114098A1 Process for producing ethylene copolymers
12/01/1981US4303771 Catalyst of magnesium titanium organic complex impregnated on support, activation with organoaluminum compound
11/1981
11/24/1981US4302566 Preparation of ethylene copolymers in fluid bed reactor
11/24/1981US4302565 Catalyst formed from titanium-magnesium-electron donor compound and organoaluminum activator
11/18/1981EP0039805A1 Process for the production of alternating copolymers of butadiene and propylene
11/18/1981EP0039749A2 Process for production of hydration product of ethylene-glycidyl acrylate compound copolymer and use of the product as an interlayer for laminated glass, and in compositions for powder coating
11/17/1981US4301256 Homopolymerization of propylene followed by reaction with ethylene and propylene to form block copolymers
11/17/1981CA1112799A1 Method for the preparation of copolymers of ethylene and polyenes with high yields
11/03/1981US4298721 Thermoplastic rubbers and process for preparing same
11/03/1981US4298713 Process for preparing low density ethylene copolymers
10/1981
10/21/1981EP0038119A2 Process for producing terpolymers of propylene, ethylene and another alpha-olefin, and terpolymers produced by the process
10/20/1981CA1111199A1 Ethylene copolymers and their use for the manufacture of films
10/20/1981CA1111019A1 Ethylene polymers and oil compositions containing same
10/13/1981US4294947 Process for the production of powdery, thermoplastic copolymers from ethylene and butene-(1)
10/13/1981US4294794 Ethylene polymers of high melt index
10/13/1981US4294675 Process for production of fluorine-containing multi-component copolymers
10/06/1981US4293673 Spheroidal polymerization catalyst, process for preparing, and use for ethylene polymerization
09/1981
09/29/1981CA1109999A1 Process for the production of paper sizing agents
09/09/1981EP0035124A1 Polymerization catalyst and polymerization process
09/08/1981US4288581 Coordination catalyst comprising vanadium compound and organoaluminum compound
09/01/1981CA1107931A1 Heat-sealable plastic film and method for the manufacture and use thereof
08/1981
08/19/1981EP0033884A1 Process for the copolymerization of isoolefins with dimethyl butadiene
08/18/1981US4284739 Block copolymerization process
08/11/1981US4283463 Stretched film, dielectrics; stiffness, heat resistance, oil resistance
08/04/1981CA1106546A1 Ethylene-vinyl acetate copolymerization process
07/1981
07/29/1981EP0032587A2 Heat curable polymers and a process for making these polymers
07/28/1981US4281080 Tackifiers for rubbers
07/28/1981CA1106099A1 Process for producing copolymers of ethylene and higher alpha-olefins
07/21/1981CA1105647A1 Elastomeric polypropylene
07/07/1981US4277586 Redox catalyst
07/01/1981EP0031168A2 Process for copolymerizing ethylene with n-butene-1
06/1981
06/23/1981CA1103692A1 Catalyst composition polymerization of isoolefins and multiolefins
05/1981
05/26/1981US4269955 Comprising the hydrocarbon-soluble reaction product of an alkyl aluminum dihalide and chlorine, bromine, or bromochloride; gel-free; high-molecular-weight high-quality elastomers
05/26/1981CA1102048A1 Propylene-terpolymers
05/14/1981WO1981001289A1 Catalysed alternating copolymerisation and product
05/06/1981EP0027939A1 Alternating isoprene-ethylene copolymers and process for their preparation
05/05/1981CA1100691A1 Polyethylene waxes
05/05/1981CA1100690A1 Manufacture of copolymers of ethylene
04/1981
04/21/1981US4263418 Free radical addition onto copolymer
04/21/1981US4263193 Two-step polymerization of ethylene, a styrene and a vinyl ester
04/07/1981US4260722 Production of ethylene copolymers
04/07/1981US4260548 Incremental addition of free radical catalyst
03/1981
03/31/1981US4259470 Propylene/1-butene or 1-pentene/higher 1-olefin copolymers useful as pressure-sensitive hot-melt adhesives
03/31/1981US4259468 Excellent processability
03/31/1981CA1098648A1 Method for the preparation of copolymers which contain conjugated diene unsaturations and copolymers obtained thereof
03/17/1981US4256856 A crosslinked elastic ethylene-hexafluoropropylene copolymer having resistance to uranium hexafluoride; sealants, linings, packing; shockproof
03/17/1981US4256784 Heat-sealable plastic film
03/11/1981EP0024485A1 Process for the production of ethylene copolymers with at least one other 1-monoolefin and optionally a non conjugated diene
03/10/1981US4255548 Flocculants
03/10/1981US4255542 Exothermic polymerization in a vertical fluid bed reactor system containing cooling means therein and apparatus therefor
03/03/1981US4253901 Copolymer of ethylene and acrylic or methacrylic acid, high bonding strength
02/1981
02/24/1981US4252924 Ionomers
02/24/1981US4252851 Multiple-layer films
02/24/1981US4252710 Stabilized slurries of isoolefin polymers
02/10/1981US4250289 Using a poly(alkyl vinyl ether) as a dispersant in suspension polymerization
02/04/1981EP0023249A1 Process for the production of substantially amorphous copolymers of butene-1, propylene and ethylene with a high softening point
02/03/1981US4248990 Nonrandom copolymers of ethylene and unsaturated acid
01/1981
01/27/1981US4247438 Process for the manufacture of aqueous ethylene/vinyl chloride/vinyl alkanoate and/or alkyl acrylate copolymer dispersions having a non-uniform particle size distribution
01/20/1981US4246357 Copolymers of ethylene and their use in the preparation of foamable plastics
01/14/1981EP0022376A2 Process for preparing a chemically blended composition of non-elastomeric ethylene resins, and shaped articles of such a composition
01/14/1981EP0022160A1 Process for the continuous manufacture of ethylene terpolymers which, besides ethylene, also contain propylene and C4-C6 alpha-mono-olefins
01/13/1981CA1093544A1 Halogenated organoaluminum compounds and method of preparation
01/07/1981EP0021634A1 Process for making synthetic lubricating oils and compositions thereof
01/07/1981EP0021607A1 Use of an additive for improving the cold flow properties of a petroleum oil, petroleum compositions containing this additive and masterbatches containing this additive
01/07/1981EP0021605A1 High tear strength ethylene-based hydrocarbon polymers, film formed from such polymers, and process for making such polymers
01/07/1981EP0020818A1 Process for preparing a polymerization catalyst and process for the production of ethylene polymers
12/1980
12/23/1980US4240916 Copolymers of maleic anhydride with straight chain alpha-olefins containing 20 to 24 carbon atoms
12/23/1980CA1092289A1 Process and product for manufacture of elastomeric co- or terpolymers
12/09/1980CA1091393A1 Manufacture of ethylene copolymers
12/02/1980CA1090950A1 Process for the production of copolymer powders
10/1980
10/30/1980WO1980002289A1 Copolymers of vinylacetate,ethylene and peroxy-containing alkylacrylate
10/28/1980US4230811 Copolymers of ethylene and ethylenically unsaturated monomers, process for their preparation and distillate oil containing said copolymers