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Class Information
Number: 526/943
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Polymerization with metallocene catalysts
Description: Process of polymerization in the presence of metallocene catalyst.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7619106 |
Preparation of partially hydrogenated rac-ansa-metallocene complexes |
Nov. 17, 2009 |
| 7619051 |
Butene-1/ethylene copolymer |
Nov. 17, 2009 |
| 7619047 |
Dual metallocene catalysts for polymerization of bimodal polymers |
Nov. 17, 2009 |
| 7615597 |
Process for the copolymerization of ethylene |
Nov. 10, 2009 |
| 7615596 |
Multiple component feed methods and systems |
Nov. 10, 2009 |
| 7601787 |
Ethylene polymerization process |
Oct. 13, 2009 |
| 7601666 |
Olefin polymerization catalyst system and process for use thereof |
Oct. 13, 2009 |
| 7601409 |
Stretch film |
Oct. 13, 2009 |
| 7598329 |
Process for manufacturing ultra high molecular weight polymers using novel bridged metallocene catalysts |
Oct. 6, 2009 |
| 7592404 |
Half metallocene catalyst and process for preparing syndiotactic styren polymer using the same |
Sep. 22, 2009 |
| 7592403 |
Ethylene polymer, preparation process thereof and molded articles of the same |
Sep. 22, 2009 |
| 7592402 |
Process for producing modified particle; carrier; catalyst component for addition polymerization; process for producing catalyst for addition polymerization; and process for producing addition |
Sep. 22, 2009 |
| 7592401 |
Multinuclear half metallocene catalyst and method for preparing syndiotatic polystyrene using the same |
Sep. 22, 2009 |
| 7589160 |
Process for preparing 1-butene polymers |
Sep. 15, 2009 |
| 7582711 |
Ziegler-type catalysts having increased productivity |
Sep. 1, 2009 |
| 7579423 |
Process for polymerizing 1-butene |
Aug. 25, 2009 |
| 7579417 |
Metallocene compounds |
Aug. 25, 2009 |
| 7579415 |
Polymerization process using metallocene catalyst systems |
Aug. 25, 2009 |
| 7576163 |
Polymerization catalysts for producing polymers with low levels of long chain branching |
Aug. 18, 2009 |
| 7569713 |
Hydrogenated catalyst |
Aug. 4, 2009 |
| 7569647 |
Process for the copolymerization of ethylene |
Aug. 4, 2009 |
| 7569646 |
Group IVB transition metal compounds |
Aug. 4, 2009 |
| 7557171 |
Halogen substituted metallocene compounds for olefin polymerization |
Jul. 7, 2009 |
| 7553917 |
Technique for selecting polymerization modifiers cross reference statement |
Jun. 30, 2009 |
| 7550544 |
Halogen substituted metallocene compounds for olefin polymerization |
Jun. 23, 2009 |
| RE40751 |
Polymerization catalyst systems comprising substituted hafnocenes |
Jun. 16, 2009 |
| 7547751 |
Process for the preparation of a polyolefin |
Jun. 16, 2009 |
| 7541412 |
Process for preparation of polyolefins via degenerative transfer polymerization |
Jun. 2, 2009 |
| 7538174 |
Isotactic 1-butene copolymers |
May. 26, 2009 |
| 7538168 |
Halogen substituted metallocene compounds for olefin polymerization |
May. 26, 2009 |
| 7538167 |
Syndiotactic polypropylene and methods of preparing same |
May. 26, 2009 |
| 7534848 |
1-butene copolymers and process for preparing them |
May. 19, 2009 |
| 7534841 |
1-butene polymer and process for the preparation thereof |
May. 19, 2009 |
| 7531608 |
Transition metal complexes, catalyst compositions containing the same, and olefin polymerization using the catalyst compositions |
May. 12, 2009 |
| 7524789 |
Process for producing modified particle, carrier or catalyst component for addition polymerization, pre-polymerized catalyst component therefor, catalyst therefor, and addition polymer |
Apr. 28, 2009 |
| 7521572 |
Polymerization catalysts and process for producing bimodal polymers in a single reactor |
Apr. 21, 2009 |
| 7517940 |
Catalyst composition including transition metal complexes and olefin polymerization using the same |
Apr. 14, 2009 |
| 7514510 |
Fluorenyl catalyst compositions and olefin polymerization process |
Apr. 7, 2009 |
| 7511104 |
Polyolefins made by catalyst comprising a noncoordinating anion and articles comprising them |
Mar. 31, 2009 |
| 7501372 |
Catalyst compositions for producing polyolefins in the absence of cocatalysts |
Mar. 10, 2009 |
| 7488789 |
Propylene copolymer, polypropylene composition, and uses thereof, transition metal compounds and catalyst for olefin polymerization |
Feb. 10, 2009 |
| 7485687 |
Ethylene-.alpha.-olefin copolymer, molding thereof and process for producing the copolymer |
Feb. 3, 2009 |
| 7485686 |
Manufacturing method of polyolefin |
Feb. 3, 2009 |
| 7476715 |
Supported antistatic polymerization catalyst |
Jan. 13, 2009 |
| 7473747 |
Ethylene-.alpha.-olefin copolymer and molding thereof |
Jan. 6, 2009 |
| 7470759 |
Isotactic-atactic polypropylene and methods of making same |
Dec. 30, 2008 |
| 7468452 |
Process for one-pot synthesis of 1,1-diphenyl-1-(3-substituted-cyclopentadienyl)-1-(2,7-di-t-butyl-fluoren- -9-yl)methane type ligands |
Dec. 23, 2008 |
| 7465818 |
Process for the racemoselective synthesis of ansa-metallocenes |
Dec. 16, 2008 |
| 7465688 |
Process for the isomerization of metallocene compounds |
Dec. 16, 2008 |
| 7459511 |
Process for the polymerization of 1-butene |
Dec. 2, 2008 |
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