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Class Information
Number: 526/124.6
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 compound of group ia (li, na, k, rb, cs, fr) or group iia (be, mg, ca, sr, ba, ra) metal wherein ia or iia metal is not bonded to hydrogen or to carbon > Contains nontransition elemental metal, hydride thereof, or carbon to non-transition metal atom bond > Contains a magnesium compound as the group iia metal compound > Contains at least one additional specified material > Contains si or al inorganic oxygen-containing compound > Contains organic non-metal containing b, si, n, p, or chalcogen material
Description: Subject matter wherein an organic material that contains boron, silicon, nitrogen, phosphorus or chalcogen is present and does not contain metal.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7399812 |
Silicon ether compounds and a method for the preparation thereof |
Jul. 15, 2008 |
| 7332455 |
Catalyst component and catalyst for olefin polymerization as well as use thereof |
Feb. 19, 2008 |
| 7211535 |
Enhanced polyolefin catalyst |
May. 1, 2007 |
| 7169727 |
Process for forming a ziegler-natta catalyst system having a controlled morphology |
Jan. 30, 2007 |
| 7084217 |
High activity polyethylene catalysts prepared with borates reagents |
Aug. 1, 2006 |
| 7022795 |
Highly crystalline propylene homopolymers |
Apr. 4, 2006 |
| 6924343 |
Olefin polymerization catalyst component, its preparation and use |
Aug. 2, 2005 |
| 6767857 |
Process for forming a Ziegler-Natta catalyst system having a controlled morphology |
Jul. 27, 2004 |
| 6730753 |
Catalyst systems of the ziegler-natta type and a process for preparing them |
May. 4, 2004 |
| 6544920 |
Components and catalysts for the polymerization of olefins |
Apr. 8, 2003 |
| 6503993 |
Propylene polymers and products thereof |
Jan. 7, 2003 |
| 6495634 |
Propylene polymers |
Dec. 17, 2002 |
| 6486089 |
Bimetallic catalyst for ethylene polymerization reactions with uniform component distribution |
Nov. 26, 2002 |
| 6486275 |
Process for preparing polyolefins |
Nov. 26, 2002 |
| 6469112 |
(Cycloalkyl)methyl silanes as external donors for polyolefin catalysts |
Oct. 22, 2002 |
| 6437065 |
Reactive systems from polymerizable monomers which comprise peroxides and stabilized alkylboron compounds |
Aug. 20, 2002 |
| 6337377 |
Process for producing olefin polymers, olefin-polymerizing catalyst and polyproylene for biaxially oriented film produced with said catalyst |
Jan. 8, 2002 |
| 6313225 |
Catalyst for olefin (co-)polymerization and method for producing the same |
Nov. 6, 2001 |
| 6291384 |
High activity catalyst prepared with alkoxysilanes |
Sep. 18, 2001 |
| 6271167 |
Catalyst for olefin polymerization and method for preparing polyolefins |
Aug. 7, 2001 |
| 6133188 |
Process for preparing an ethylene polymerization catalyst and ethylene polymerization process |
Oct. 17, 2000 |
| 6111038 |
Process for preparing solid titanium catalyst component for olefin polymerization and process for preparing polyolefin |
Aug. 29, 2000 |
| 6103655 |
Carrier for olefin polymerization catalysts |
Aug. 15, 2000 |
| 6090903 |
Propylene homopolymer |
Jul. 18, 2000 |
| 6051523 |
Catalyst systems of the type comprising the Ziegler-Natta catalysts |
Apr. 18, 2000 |
| 6043326 |
Process for copolymerizing ethene and alpha-olefins |
Mar. 28, 2000 |
| 6034188 |
Process for preparing polyolefins |
Mar. 7, 2000 |
| 5965478 |
Solid catalyst component and catalyst for polymerization of olefins |
Oct. 12, 1999 |
| 5925587 |
Supported polymerization catalyst component and system, Polymerization process using same for the production of ultra-fine particle size resins with improved crystallization rates |
Jul. 20, 1999 |
| 5846895 |
Supported metallocene complex and process for its preparation |
Dec. 8, 1998 |
| 5804679 |
Process for preparing polyolefins |
Sep. 8, 1998 |
| 5773535 |
Ziegler-natta catalyst systems containing specific organosilicon compounds |
Jun. 30, 1998 |
| 5763349 |
Solid precursor of a catalytic system for the polymerization of olefins, process for its preparation, catalytic system comprising this solid precursor and process for the polymerization of ole |
Jun. 9, 1998 |
| 5744567 |
Random propylene copolymers |
Apr. 28, 1998 |
| 5739224 |
Supported catalyst for olefin polymerization |
Apr. 14, 1998 |
| 5710229 |
Large-pole polyolefin, a method for its production and a procatalyst containing a transesterification product of a lower alcohol and a phthalic acid ester |
Jan. 20, 1998 |
| 5698487 |
Components and catalysts for the polymerization of olefins |
Dec. 16, 1997 |
| 5677256 |
Method of preparing catalyst composition for polymerizing olefins |
Oct. 14, 1997 |
| 5652314 |
Shape-shifted magnesium alkoxide component for polymerizing olefins |
Jul. 29, 1997 |
| 5644008 |
Process for preparing polyolefins |
Jul. 1, 1997 |
| 5623033 |
Titanium catalyst component for ethylene polymerization, ethylene polymerization catalyst, and process for ethylene polymerization using the same |
Apr. 22, 1997 |
| 5618895 |
Process for preparing copolymers of propylene with other 1-alkenes |
Apr. 8, 1997 |
| 5612427 |
Catalyst for the polymerization of diolefins, method for its preparation, and its use for the preparation of polymers |
Mar. 18, 1997 |
| 5610246 |
Process for polymerizing propylene using a silica-supported catalyst |
Mar. 11, 1997 |
| 5604172 |
Shape-shifted magnesium alkoxide component for polymerizing olefins |
Feb. 18, 1997 |
| 5597770 |
Titanium-based catalyst composition for polymerizing ethylene |
Jan. 28, 1997 |
| 5567665 |
Shape-shifted magnesium alkoxide component for polymerizing olefins |
Oct. 22, 1996 |
| 5561091 |
High activity polyethylene catalyst prepared from an alcohol and silicon tetrachloride |
Oct. 1, 1996 |
| 5539067 |
Components and catalysts for the polymerization of olefins |
Jul. 23, 1996 |
| 5529850 |
Fibers produced from crystalline propylene polymers having high melt flow rate values and a narrow molecular weight distribution |
Jun. 25, 1996 |
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