Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Chemistry
Class Information
Number: 502/128
Name: Catalyst, solid sorbent, or support therefor: product or process of making > Catalyst or precursor therefor > Plural component system comprising a - group i to iv metal hydride or organometallic compound - and b - group iv to viii metal, lanthanide or actinde compound - (i.e., alkali metal, ag, au, cu, alkaline earth metal, be, mg, zn, cd, hg, sc, y, al, ga, in, tl, ti, zn, hf, ge, sn or pb hydride or organometallic compound and ti, zr, hf, ge, sn, pb, v, nb, ta, as, sb, bi, cr, mo, w, po, mn, tc, re, iron group, platinum group, atomic number 57 to 71 inclusive or atomic number 89 or higher compound) > Component a metal is group ia, iia or iiia and component b metal is group ivb to viib or viii (i.e., alkali metal, alkaline earth metal, be, mg, al, ga, in or tl and ti, zr, hf, v, nb, ta, cr, mo, w, mn, tc, re, iron group or platinum group) (e.g., ziegler catalyst, etc.) > And a third component c (i.e., an additive other than a saturated hydrocarbon or an aromatic hydrocarbon free of aliphatic or cycloaliphatic unsaturation) > Nonmetallic organic halide
Description: Composition in which a nonmetallic Group VII element is bonded to a metal free moiety including carbon.










Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8664343 Catalysts for preparing cis 1,4-polydienes Mar. 4, 2014
8609571 Preparation method of solid catalyst for polymerization of polypropylene and solid catalyst using the same Dec. 17, 2013
8546289 Solid catalyst component for olefin polymerization, catalyst for olefin polymerization and process for producing olefin polymer Oct. 1, 2013
8501654 Use of hydrogen scavenging catalysts to control polymer molecular weight and hydrogen levels in a polymerization reactor Aug. 6, 2013
8450436 Dual metallocene catalyst systems for decreasing melt index and increasing polymer production rates May. 28, 2013
8436111 Nickel catalyst system for the preparation of high CIS polybutadiene May. 7, 2013
8426539 Transition metal complexes supported on activating support Apr. 23, 2013
8383540 Catalyst composition with halo-malonate internal electron donor and polymer from same Feb. 26, 2013
8383542 Polymerization modifiers Feb. 26, 2013
8343886 Polymerization modifiers Jan. 1, 2013
8338324 Activating supports based on phosphonium complexes Dec. 25, 2012
8329834 Dual metallocene catalyst systems for decreasing melt index and increasing polymer production rates Dec. 11, 2012
8293672 Solid catalyst component for olefin polymerization, catalyst for olefin polymerization and process for producing olefin polymer Oct. 23, 2012
8258247 Catalyst component for polymerization of ethylene and process for producing ethylene polymer (2) Sep. 4, 2012
8207280 Use of hydrogen scavenging catalysts to control polymer molecular weight and hydrogen levels in a polymerization reactor Jun. 26, 2012
8188200 Process for preparation of polyolefins via living coordinative chain transfer polymerization May. 29, 2012
8076259 Process for the preparation of catalyst paste and products thereof Dec. 13, 2011
8022005 Halogen substituted heterocyclic heteroatom containing ligands-alumoxane activation of metallocenes Sep. 20, 2011
7947788 Process for the preparation of a catalyst component for the polymerization of an olefin May. 24, 2011
7820580 Nickel-based catalysts for preparing high cis 1,4-polydienes Oct. 26, 2010
7799879 Catalyst system and process for olefin polymerization Sep. 21, 2010
7786336 Catalyst composition for ethylene oligomerization and the use thereof Aug. 31, 2010
7763561 Compositions that can produce polymers Jul. 27, 2010
7759443 Polymerisation of ethylenically unsaturated monomers Jul. 20, 2010
7741417 Preparation of polymerization catalyst activators utilizing indole-modified silica supports Jun. 22, 2010
7659223 Process for preparing an olefin polymerization catalyst component with improved high temperature activity Feb. 9, 2010
7601665 Compositions that can produce polymers Oct. 13, 2009
7585805 Nickel-based catalyst composition Sep. 8, 2009
7514386 Chlorinated promoters for vanadium-based polymerization catalysts Apr. 7, 2009
7482414 Transition metal complex ligand and olefin polymerization catalyst containing transition metal complex Jan. 27, 2009
7468416 Catalyst composition for olefin polymerization Dec. 23, 2008
7414005 Preparation of catalyst compositions having improved activity Aug. 19, 2008
7300902 Catalyst for polymerization of ethylene, preparation thereof and use of the same Nov. 27, 2007
7288611 Methods for preparing a rare-earth cis-1,4-polybutadiene rubber with a controlled molecular weight distribution Oct. 30, 2007
7262258 Process for producing copolymer Aug. 28, 2007
7256150 Preparation of olefin polymerization catalyst component Aug. 14, 2007
7232869 Catalyst composition for olefin polymerization Jun. 19, 2007
7220695 Supported activator May. 22, 2007
7214744 Borate activator May. 8, 2007
7211535 Enhanced polyolefin catalyst May. 1, 2007
7202190 Supported catalyst system for the polymerization of olefins Apr. 10, 2007
7193022 Method of polymerization and copolymerization of ethylene Mar. 20, 2007
7172988 Catalyst component for ethylene polymerization, a process for preparing thereof and catalyst comprising the same Feb. 6, 2007
7153805 Group III-B metal catalyst system Dec. 26, 2006
7151071 Method for preparation of a solid titanium catalyst for olefin polymerization Dec. 19, 2006
7148302 Catalyst for polymerization of norbornene Dec. 12, 2006
7141690 Transition metal complexes, ligands, polymerization catalysts for olefins, and process for production of olefin polymers Nov. 28, 2006
7135532 Process for producing solid catalyst component and catalyst for .alpha.-olefin polymerization, and process for producing .alpha.-olefin polymer Nov. 14, 2006
7084216 Process for the polymerization of olefins Aug. 1, 2006
7081505 Activating organometallic composition for the (co) polymerization of alpha-olefins comprising fluorinated cyclopentadienyl compounds Jul. 25, 2006

1 2 3 4 5 6










 
 
  Recently Added Patents
Methods and systems for managing electronic messages
Stabilization of dicarbonate diesters with protonic acids
Pressure-sensitive adhesive composition having an improved release behavior
Tool box
Method of forming solderable side-surface terminals of quad no-lead frame (QFN) integrated circuit packages
Traveling vehicle system and self-diagnosis method for the traveling vehicle system
Haworthia plant named `CAPETOWN`
  Randomly Featured Patents
Electric saw
Polypeptide variants
Soluble silylated polyacetylene derivatives and their use as percursors to novel polyacetylene-type polymers
Image arrangement for electronic album
Enclosure for a watertight underwater computer display module
Lamp
Asymmetric seal segment configuration
Plasma enhanced chemical vapor deposition methods of forming hemispherical grained silicon layers
Air flow system for an internal combustion engine
Methods of quantifying variations resulting from manufacturing-induced corner rounding of various features, and structures for testing same