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Class Information
Number: 526/126
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Synthetic resins (class 520, subclass 1) > Polymers from only ethylenic monomers or processes of polymerizing, polymerizable compositions containing only ethylenic monomers as reactants or processes of preparing > Polymerizing in the presence of a specified material other than monomer > Material contains transition metal or compound thereof > Material contains silicon atom
Description: Subject matter wherein the specified material contains a transition metal compound which is in admixture with a silicon-containing material, or wherein the transition metal compound additionally contains at least one silicon atom therein.


Sub-classes under this class:

Class Number Class Name Patents
526/127 Contains non-transition free metal, hydride thereof, or carbon to non-transition metal atom bond 814
526/130 Silicon present in inorganic oxygen-containing compound 234


Patents under this class:
1 2 3 4 5 6 7 8

Patent Number Title Of Patent Date Issued
6372684 Catalyst system for .alpha.-olefin oligomerization Apr. 16, 2002
6369253 Metallocene compounds from amino alcohol-derived ligands Apr. 9, 2002
6355747 Asymmetric silicon-bridged metallocenes useful as catalysts in the polymerization of .alpha.-olefins, process for their preparation and use of said metallocenes for the polymerization of .alph Mar. 12, 2002
RE37573 Process for the preparation of an olefin polymer using metallocenes containing specifically substituted indenyl ligands Mar. 5, 2002
6348556 Ethylene-aromatic vinyl compound copolymer and method for its production Feb. 19, 2002
6329479 Transition metal compound as catalyst component for polymerization, aromatic vinyl compound-olefin copolymer having stereoregularity and method for its preparation by means of the transition m Dec. 11, 2001
6329541 Organo omega-alkenyl cyclopentacarbyl silane-bridged metallocene compounds Dec. 11, 2001
6326493 Metallocene compounds, processes for the preparation thereof, catalyst components for olefin polymerization, and processes for the production of olefin polymers Dec. 4, 2001
6320004 Manufacture of conjugated diene polymers by using an iron-based catalyst composition Nov. 20, 2001
6316555 Living olefin polymerization processes Nov. 13, 2001
6313239 Olefin polymerization with group 4 metal-containing organosilicon dendrimers Nov. 6, 2001
6310164 Unsaturated copolymers, processes for preparing the same, and compositions containing the same Oct. 30, 2001
6303807 Metal complexes with a tridentate ligand as polymerization catalysts Oct. 16, 2001
6288180 Process for the polymerization of .alpha.-olefins, a catalyst used in the polymerization and its preparation Sep. 11, 2001
6288193 Ethylene-based polymer Sep. 11, 2001
6271325 Method of polymerization Aug. 7, 2001
6262286 Method for selective production of racemic metallocene complexes Jul. 17, 2001
6255247 Optimum external co-catalyst electron donor molar ratio in propylene polymerization Jul. 3, 2001
6255417 Process for the preparation of olefinic polymers using metallocene catalyst Jul. 3, 2001
6252020 Method for forming nanocomposites Jun. 26, 2001
6239242 Vinylaromatic and olefin pseudoblock polymers May. 29, 2001
6235855 Transition metal compound as catalyst component in method for producing aromatic vinyl compound polymer or aromatic vinyl compound-olefin copolymer having stereoregularity May. 22, 2001
6235853 Slurry polymerization process using an unsupported phosphinimine catalyst May. 22, 2001
6235919 Aluminum complexes for olefin polymerization May. 22, 2001
6228791 Solid catalyst component and catalyst for olefin polymerization May. 8, 2001
6218557 Synthesis of titanocenes Apr. 17, 2001
6200921 Solid catalyst component for olefin polymerization and catalyst Mar. 13, 2001
6194339 Ethylene polymerization catalyst and catalyst system Feb. 27, 2001
6174976 Neutral nickel complexes for olefin polymerization Jan. 16, 2001
6169051 Metallocene compounds, processes for the preparation thereof, catalyst components for olefin polymerization, and processes for the production of olefin polymers Jan. 2, 2001
6166152 Process to produce low density polymer in a loop reactor Dec. 26, 2000
6159888 Polymerization catalyst systems, their preparation, and use Dec. 12, 2000
6160065 Yttrium containing metal complexes and olefin polymerization process Dec. 12, 2000
6160070 Process for the preparation of poly(meth)acrylic acid ester Dec. 12, 2000
6153776 Bimetallic complexes and polymerization catalysts therefrom Nov. 28, 2000
6147172 Phosphinimine/heteroatom catalyst component Nov. 14, 2000
6127496 Catalytic patterns containing metal complexes with an adamantane-like structure Oct. 3, 2000
6121402 Polyethylene, thermoplastic resin composition containing same, and process for preparing polyethylene Sep. 19, 2000
6117957 Process for polymerization of olefins with silicon bridged metallocene catalyst systems Sep. 12, 2000
6114556 Metallocene compound and its use as catalyst component Sep. 5, 2000
6107232 Polymerization catalyst and process for preparing polymer by use of same Aug. 22, 2000
6103789 Hydrosoluble acrylic copolymers Aug. 15, 2000
6100414 Cyclopentadienyl transition metal compounds useful as polymerization catalysts Aug. 8, 2000
6096849 Linear copolymers of alpha-olefins and divinylbenzene having narrow molecular weight and composition distributions and process for preparing same Aug. 1, 2000
6090739 Transition metal compound Jul. 18, 2000
6087461 Process for making silyl endblocked organic polymers Jul. 11, 2000
6084046 Copolymer and copolymer composition Jul. 4, 2000
6075104 Syndiotactic vinylidene aromatic polymerization process Jun. 13, 2000
6072014 Multimodal polymer compositions prepared using multinuclear metallocene catalysts Jun. 6, 2000
6069110 Bis- and tris(pyrazolyl)borate metal complex catalysts May. 30, 2000

1 2 3 4 5 6 7 8


 
 
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