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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:
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Patent Number Title Of Patent Date Issued
4657883 Ester-modified olefin polymerization catalyst Apr. 14, 1987
4654318 Process for preparing catalyst component for polymerization of olefins Mar. 31, 1987
4647550 Catalyst component for polymerization of olefins Mar. 3, 1987
4640906 Catalyst for the polymerization of olefins Feb. 3, 1987
4636486 Polymerization catalysts Jan. 13, 1987
4634687 Process for polymerization of olefins Jan. 6, 1987
4626519 Supported polyolefin catalyst components and methods of making and using same Dec. 2, 1986
H179 Polybutylene Dec. 2, 1986
4617284 Catalyst component for polymerization of olefins and process for production thereof Oct. 14, 1986
4613581 Catalyst component for polymerization of olefins P-998 Sep. 23, 1986
4613579 Catalyst component for polymerization of olefins Sep. 23, 1986
4610974 Intermetallic compounds of Lewis base bridged transition metal-reducing metal complexes and catalytic use thereof Sep. 9, 1986
4591577 Solid catalyst component for alpha-olefin polymerization and process for producing same May. 27, 1986
4588703 Polyolefin polymerization process and catalyst May. 13, 1986
4585749 Process for the preparation of an olefin polymerization catalyst Apr. 29, 1986
4581342 Supported olefin polymerization catalyst Apr. 8, 1986
4568730 Polymerization catalyst Feb. 4, 1986
4567153 Polymerization catalyst comprising copulverized solid magnesium compound and solid halide of scandium Jan. 28, 1986
4565798 Process for polymerization of olefins Jan. 21, 1986
4563436 Catalyst component for .alpha.-olefin polymerization and method of producing the same Jan. 7, 1986
4562173 Catalyst component for the polymerization of olefins and catalyst therefor Dec. 31, 1985
4559317 Olefin polymerization Dec. 17, 1985
4555496 Supported polyolefin catalyst components and methods of making and using the same Nov. 26, 1985
4552859 Olefin polymerization catalyst and process Nov. 12, 1985
4552858 Catalyst component for polymerization of olefins Nov. 12, 1985
4551440 Catalyst component for polymerization of olefins Nov. 5, 1985
4551439 Solid catalyst component for olefin polymerization and process for producing same Nov. 5, 1985
4550095 Catalyst component for polymerization of olefins Oct. 29, 1985
4548915 Olefin polymerization catalyst composition Oct. 22, 1985
4548916 Catalyst production and use Oct. 22, 1985
4549001 Olefin polymerization Oct. 22, 1985
4547476 Catalyst component for the polymerization of olefins and catalyst therefor Oct. 15, 1985
4546092 Process of preparing a solid catalytic titanium component and process for the polymerization of 1-alkenes using such a titanium component Oct. 8, 1985
4544717 Polymerization catalysts Oct. 1, 1985
4540679 Magnesium hydrocarbyl carbonate supports Sep. 10, 1985
4540680 Intermetallic compounds of polymeric transition metal oxide alkoxides and catalytic use thereof Sep. 10, 1985
4535069 Catalyst component for .alpha.-olefin polymerization Aug. 13, 1985
4535068 Olefin polymerization catalyst compositions and polymerization process Aug. 13, 1985
4533705 Process for producing .alpha.-olefin polymers Aug. 6, 1985
4529716 Catalysts components and catalysts for the polymerization of olefins Jul. 16, 1985
4529780 Process for polymerizing alpha olefins with phenolic compound containing catalysts Jul. 16, 1985
4526944 Preparation of .alpha.-monoolefin homopolymers and copolymers Jul. 2, 1985
4526941 Polymerization of olefins Jul. 2, 1985
4526883 Olefin polymerization catalyst activity by simultaneous olefin washing and addition of electron donor Jul. 2, 1985
4526882 Mixed ester retreated propylene polymerization catalyst Jul. 2, 1985
4525467 High efficiency polymerization catalyst component for use in the polymerization of propylene and higher alpha-olefins Jun. 25, 1985
4522930 Components and catalysts for the polymerization of olefins Jun. 11, 1985
4520121 Magnesium halide hydrates and polymerization catalysts prepared therefrom May. 28, 1985
4517307 Catalyst components for the polymerization of ethylene and of mixtures thereof with olefins and catalysts obtained therefrom May. 14, 1985
4514513 Preactivated catalyst for producing .alpha.-olefin polymers Apr. 30, 1985

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