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Class Information
Number: 526/907
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Specified means of reacting components of transition metal catalyst
Description: Processes of polymerizing an ethylenically unsaturated monomer utilizing a catalyst system containing a transition metal wherein the catalyst system has been prepared by the reacting of individual components thereof in a specified manner.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7396889 |
Method for preparing a diene elastomer |
Jul. 8, 2008 |
| 7186785 |
Process for manufacturing vinyl-rich polybutadiene rubber |
Mar. 6, 2007 |
| 7081504 |
Synthesis of 1,4-polybutadiene |
Jul. 25, 2006 |
| 7041757 |
Latent metallocene catalyst systems for olefin polymerization |
May. 9, 2006 |
| 6881801 |
Method for feeding catalysts |
Apr. 19, 2005 |
| 6720396 |
Polymerization process |
Apr. 13, 2004 |
| 6689847 |
Polymerization process |
Feb. 10, 2004 |
| 6639031 |
Coreactive supporting materials for heterogenization of catalysts, cocatalysts and ligands |
Oct. 28, 2003 |
| 6617404 |
Chromium phyllosilicate clay .alpha.-olefin catalysts |
Sep. 9, 2003 |
| 6451725 |
Method for preparing catalyst components |
Sep. 17, 2002 |
| 6384159 |
Production of polyethylene with a titanium amide catalyst |
May. 7, 2002 |
| 6362293 |
Syndiotactic vinylidene aromatic polymerization process |
Mar. 26, 2002 |
| 6214948 |
Catalytic system comprising a solid precursor and process for the polymerization of olefins |
Apr. 10, 2001 |
| 6166153 |
Process for the syndiotactic propagation of olefins |
Dec. 26, 2000 |
| 6143844 |
Catalyst for olefin polymerization and a method for the manufacture thereof |
Nov. 7, 2000 |
| 6130301 |
Method for producing polyolefin |
Oct. 10, 2000 |
| 6043324 |
Process and catalyst component for homo- and copolymerization of olefins |
Mar. 28, 2000 |
| 5834573 |
Synthesis of trans-1,4-polybutadiene |
Nov. 10, 1998 |
| 5733979 |
Catalytic solid usable for the stereospecific polymerisation of alpha-olefins, process for preparing it and process for polymerising alpha-olefins in its presence |
Mar. 31, 1998 |
| 5451646 |
Technique for reducing the molecular weight and improving the processability of cis-1,4-polybutadiene |
Sep. 19, 1995 |
| 5187247 |
Process for making elastomeric ethylene-alpha-olefin polymers with stage-modified vanadium catalyst |
Feb. 16, 1993 |
| 5179180 |
Process for the gas-phase homo- or copolymerization of alpha-olefin with a pretreated catalyst system |
Jan. 12, 1993 |
| 4972035 |
Process for preparing ultra-high-molecular-weight polyolefin fine powder |
Nov. 20, 1990 |
| 4721762 |
Process for manufacturing an ethylene-1-butene copolymer from ethylene |
Jan. 26, 1988 |
| 4585749 |
Process for the preparation of an olefin polymerization catalyst |
Apr. 29, 1986 |
| 4537938 |
Process for preparing polyolefins |
Aug. 27, 1985 |
| 4529780 |
Process for polymerizing alpha olefins with phenolic compound containing catalysts |
Jul. 16, 1985 |
| 4525558 |
Catalytic component for polymerization of .alpha.-olefin and method for homo- or co-polymerization of .alpha.-olefin |
Jun. 25, 1985 |
| 4503201 |
Polymerization with CO reduced chromyl halide on silica catalyst |
Mar. 5, 1985 |
| 4414371 |
Process for producing polyolefin granules having an average particle size greater than 600 microns |
Nov. 8, 1983 |
| 4385161 |
Olefine polymerization process |
May. 24, 1983 |
| 4380616 |
Polymerization of olefins in the presence of chromium-containing catalysts |
Apr. 19, 1983 |
| 4358572 |
Method for the preparation of non-crystalline polymers of high molecular weight |
Nov. 9, 1982 |
| 4306047 |
Propylene polymerization |
Dec. 15, 1981 |
| 4303770 |
Method of making polymers and copolymers of 1-olefins |
Dec. 1, 1981 |
| 4302567 |
Process for the homo- and co-polymerization of .alpha.-olefins |
Nov. 24, 1981 |
| 4297460 |
Treatment of silica |
Oct. 27, 1981 |
| 4297462 |
Polymerization of monoolefins using an aluminum-titanium catalyst system |
Oct. 27, 1981 |
| 4289863 |
Ethylene polymerization process |
Sep. 15, 1981 |
| 4262102 |
Polymerization with sublimed chromium catalyst |
Apr. 14, 1981 |
| 4243786 |
Catalysts for the polymerization of olefins |
Jan. 6, 1981 |
| 4239872 |
Olefine polymerization with supported catalysts |
Dec. 16, 1980 |
| 4224428 |
Polymerization process |
Sep. 23, 1980 |
| 4223116 |
Conjugated diene polymerization process and catalyst |
Sep. 16, 1980 |
| 4210736 |
Particles of titanium trichlorides which can be used for the stereospecific polymerization of alpha-olefines |
Jul. 1, 1980 |
| 4200717 |
Preparation of propylene polymer-containing solid titanium trichloride and propylene polymers using same |
Apr. 29, 1980 |
| 4189557 |
Manufacture of homopolymers and copolymers of .alpha.-monoolefins |
Feb. 19, 1980 |
| 4182815 |
Reduction and reoxidation of cogel or self-reduced catalyst |
Jan. 8, 1980 |
| 4167615 |
Hydrocarbon soluble catalyst containing dinitrogen or dihydrogen transition metal complex |
Sep. 11, 1979 |
| 4166167 |
Polymerization of .alpha.-olefin monomers |
Aug. 28, 1979 |
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