Matches 251 - 300 out of 337 < 1 2 3 4 5 6 7 >
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3419505 Polymerization process employing a modified iron coordination catalyst  
3418304 Polymerization catalyst  
3418303 Coordination catalyst system and polymerization process  
3415801 Three-component monosubstituted aluminum dihalide catalysts for olefin polymerization  
3409601 Process and catalytic composition for the solution polymerization of vinylically unsaturated monomers  
3403140 Polymerization process and catalyst  
3399183 Olefin polymerization process and catalyst therefor  
3389129 Process for the polymerization of olefinic hydrocarbons in the presence of aluminium alkyl dihalide or sesquihalide, titanium halide and a phosphorus oxyhalide  
3383371 OLEFIN-ALKENYL CYCLOBUTENE COPOLYMERS AND PROCESS FOR THEIR PREPARATION  
3379704 Process for polymerizing conjugated diolefins and novel catalyst system useful therein  
3364190 Process for polymerizing propylene to syndiotactic polypropylene  
3356665 Process for controlling the molecular weight of polypropylene  
3345351 Process for producing reduced transition metal halides  
3342793 Polymerization of alpha-olefins in the presence of ticl3.1/3alcl3, alkali metal and an alkyl phosphoramide or sulfuric amide  
3340241 Process for producing elastomeric copolymers of ethylene with higher alpha-olefins  
3332919 Copolymers of aromatic heterocyclic compounds having ethylenically unsaturated side chain and alpha mono olefins  
3325461 Polymerization of olefins in the presence of titanium trichloride, alkyl aluminum dihalide and a phosphine sulfide or selenide  
3313787 Unsaturated hydrocarbon copolymers comprising at least one alpha-olefin and an alkenyl substituted acetylene and process for preparing same  
3310537 Hydrocarbon polymers containing ethylene, a higher alpha-olefin and at least two non-conjugated dienes  
3301833 Olefin copolymers and process for preparing them  
3300457 Process and apparatus for the polymerization of monoolefines  
3278643 Copolymerization of alpha-olefins in the presence of an alkyl aluminum dihalide, vanadium oxytrichloride and a phosphorus compound  
3278512 Manufacture of syndiotactic polymers of alpha-olefins in the presence of lial(r)x(h)y, transition metal halide and a phosphine, arsine or stibine  
3277069 Polymerization catalysts containing titanium trichloride, alkyl aluminum dihalides and onium halides, and process for preparing same  
3275613 Process for preparing alpha-olefin polymers which are substantially free of residual catalyst  
3269996 Three-component polymerization catalysts containing coordination complexes  
3268627 Blends of isotactic and syndiotactic polypropylene  
3264277 Olefin polymerization process in the presence of a ziegler-natta type catalyst modified with tributyl phosphite  
3260708 Elastomeric olefinic copolymers and process for producing the same  
3259613 Process for polymerizing unsaturated hydrocarbons with catalysts based on beryllium alkyls  
3244477 Process for reducing a halogenated metallic compound with a metallic reducing agent  
3240770 Process for the polymerization and copolymerization of alpha-mono-olefins  
3240747 Process for improving polymer compositions  
3222296 Lewis base stabilization of polymerization catalyst in storage  
3219589 Catalyst systems and methods of making catalysts  
3216989 Process for producing improved polyolefins of controlled molecular weight  
3216987 Propylene polymerization in the presence of an aluminum alkyl dihalide, titanium trichloride and an alkyl phosphonate  
3205209 Process for the polymerization of ethylenically unsaturated compound in the presenceof a pentahydrocarbon ammonium compound and a heravy metal compound  
3203940 Olefin copolymerization process  
3196139 Polymerization process and catalysts  
3189585 2-vinyl-6, 6-dimethylnorpinane and polymers thereof  
3186977 Three-component alkyl aluminum catalysts for olefin polymerization  
3184443 Metal-titanium halide catalysts for olefin polymerization  
3182051 Polymerization of 1, 3-butadiene to crystalline polybutadienes having a syndiotactic1, 2-structure  
3156681 Polymerization process  
3131155 Catalyst system for linear and cyclic polymerization of mono substituted acetylenes  
3096385 Process for preparing alpha-monoolefinic hydrocarbons  
3066128 Polymerization process  
3050471 Polymerization catalyst  
3040016 Polymerization process  
Matches 251 - 300 out of 337 < 1 2 3 4 5 6 7 >