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Browse by Category: Main > Chemistry
Class Information
Number: 502/127
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 oxygen containing > Ester
Description: Composition in which the oxygen is bonded to two carbon atoms, one of which is carbonylic.










Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13

Patent Number Title Of Patent Date Issued
8680222 Catalyst composition for the copolymerization of propylene Mar. 25, 2014
8653316 Process for the preparation of linear alpha-olefins and catalyst used therein Feb. 18, 2014
8569195 Internal and external donor compounds for olefin polymerization catalysts II Oct. 29, 2013
8551903 Amide ester internal electron donor and process Oct. 8, 2013
8541333 Catalyst component for olefin polymerization and a catalyst comprising the same Sep. 24, 2013
8497328 Catalyst components for the polymerization of olefins and catalysts therefrom obtained Jul. 30, 2013
8394734 Solid catalyst for propylene polymerization and a method for preparation of polypropylene using the same Mar. 12, 2013
8383540 Catalyst composition with halo-malonate internal electron donor and polymer from same Feb. 26, 2013
8383541 Solid titanium catalyst component for ethylene polymerization, ethylene polymerization catalyst and ethylene polymerization method Feb. 26, 2013
8378045 Thermoformed article with high stiffness and good optics Feb. 19, 2013
8318626 Internal and external donor compounds for olefin polymerization catalysts III Nov. 27, 2012
8288304 Procatalyst composition with adamantane and method Oct. 16, 2012
8263692 Propylene-based polymer, articles, and process for producing same Sep. 11, 2012
8263520 Two atom bridged dicarbonate compounds as internal donors in catalysts for polypropylene manufacture Sep. 11, 2012
8247341 Procatalyst composition with silyl glutarate and method Aug. 21, 2012
8227370 High activity catalyst component for olefin polymerization and method of using the same Jul. 24, 2012
8216957 Catalyst preparation using H.sub.2 Jul. 10, 2012
8211819 Internal and external donor compounds for olefin polymerization catalysts Jul. 3, 2012
8207271 Process for the manufacture of heterophasic propylene copolymer Jun. 26, 2012
8193288 Supported nonmetallocene catalyst and preparation thereof Jun. 5, 2012
8043990 Catalyst system for polymerization of olefins Oct. 25, 2011
7989383 Self limiting catalyst composition and propylene polymerization process Aug. 2, 2011
7989382 Solid catalyst component for olefin polymerization, catalyst for olefin polymerization and process for producing olefin polymer Aug. 2, 2011
7893003 Catalyst composition with mixed selectivity control agent and method Feb. 22, 2011
7893175 Ziegler-natta catalyst, preparation, and use for the polymerization of alkenes Feb. 22, 2011
7888437 Process for producing olefin polymer and solid titanium catalyst component Feb. 15, 2011
7888438 Catalyst for olefin polymerization and process for olefin polymerization Feb. 15, 2011
7851578 Succinate-containing polymerization catalyst system using n-butylmethyldimethoxysilane for preparation of polypropylene film grade resins Dec. 14, 2010
7781363 Self limiting catalyst composition and propylene polymerization process Aug. 24, 2010
7772346 Highly stereoregular polypropylene with improved properties Aug. 10, 2010
7687426 Catalyst composition with monocarboxylic acid ester internal donor and propylene polymerization process Mar. 30, 2010
7674741 Components and catalysts for the polymerization of olefins Mar. 9, 2010
7659223 Process for preparing an olefin polymerization catalyst component with improved high temperature activity Feb. 9, 2010
7649062 Solid titanium catalyst component, catalyst for polymerization of olefin and process for producing olefin polymer Jan. 19, 2010
7619048 Method for producing propylene polymer using alkoxysilane compound containing trialkysilyl group in molecular structure Nov. 17, 2009
7592286 Process for the preparation of a catalyst component and components therefrom obtained Sep. 22, 2009
7560521 Components and catalysts for the polymerization of olefins Jul. 14, 2009
7544762 Catalyst for preparation of polyester and process for preparing polyester using the catalyst Jun. 9, 2009
7544748 Components and catalysis for the polymerization of olefins Jun. 9, 2009
7514386 Chlorinated promoters for vanadium-based polymerization catalysts Apr. 7, 2009
7504352 Catalyst for propylene polymerization Mar. 17, 2009
7491670 Self limiting catalyst composition and propylene polymerization process Feb. 17, 2009
7427653 Catalyst components for the polymerization of olefins Sep. 23, 2008
7420021 Self-extinguishing catalyst composition with monocarboxylic acid ester internal door and propylene polymerization process Sep. 2, 2008
7393806 Catalyst composition with monocarboxylic acid ester internal donor and propylene polymerization process Jul. 1, 2008
7393910 Catalyst composition for ethylene polymerization Jul. 1, 2008
7388061 Solid catalyst component for polymerization of olefins, catalyst comprising the same and use thereof Jun. 17, 2008
7381779 Self limiting catalyst composition with dicarboxylic acid ester internal donor and propylene polymerization process Jun. 3, 2008
7365039 Morphology controlled olefin polymerization process Apr. 29, 2008
7351778 Catalyst component for olefin polymerization and catalyst comprising the same Apr. 1, 2008

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