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Class Information
Number: 502/104
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.) > Preparing catalyst or precursor
Description: Methods, claimed for preparing a catalyst or precursor, .










Sub-classes under this class:

Class Number Class Name Patents
502/106 Fluidized bed feature 18
502/105 Including comminuting (e.g., milling, grinding, etc.) 201
502/107 Including heating to higher temperature 375
502/110 Including plural additions of component a 213
502/109 Utilizing high molecular weight synthetic polymer 163
502/108 Utilizing hydrocarbon containing unsaturation not part of benzene ring 253
502/111 Utilizing water or compound containing hydroxy bonded to carbon 355


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

Patent Number Title Of Patent Date Issued
8691714 Processes for making multimodal molecular weight distribution polyolefins Apr. 8, 2014
8680001 Preparation of supported catalyst systems containing reduced amounts of aluminoxanes Mar. 25, 2014
8664146 Catalyst composition preparation and use Mar. 4, 2014
8664345 Process for the preparation of a catalyst composition for dimerization, codimerization and oligomerization of olefins Mar. 4, 2014
8664140 Catalyst system for olefin polymerization, its production and use Mar. 4, 2014
8664343 Catalysts for preparing cis 1,4-polydienes Mar. 4, 2014
8637420 Methods for producing metal-containing sulfated activator-supports Jan. 28, 2014
8637421 Metallocene and a new single site catalyst component Jan. 28, 2014
8633132 Hydrocarbon reforming catalyst, method of preparing the same and fuel cell including the hydrocarbon reforming catalyst Jan. 21, 2014
8633123 Catalysts and methods for polymer synthesis Jan. 21, 2014
8609571 Preparation method of solid catalyst for polymerization of polypropylene and solid catalyst using the same Dec. 17, 2013
8609570 Method for producing a platinum catalyst precursor Dec. 17, 2013
8604143 Catalysts for polymerization of isoprene and preparations and uses thereof Dec. 10, 2013
8603933 Process for recovering a transition metal compound Dec. 10, 2013
8598309 Catalytic system of nitrate anions for CO.sub.2/epoxide copolymerization Dec. 3, 2013
8592536 Catalyst preparation using H2 Nov. 26, 2013
8575056 Method of preparing a catalytic composition for dimerization, co-dimerization and oligomerization of olefins Nov. 5, 2013
8569193 Preparation of surface functionalized porous organic-inorganic hybrid materials or mesoporous materials with coordinatively unsaturated metal sites and catalytic applications thereof Oct. 29, 2013
8563458 Catalyst systems and polymerization processes Oct. 22, 2013
8563677 Non-precipitating alkali/alkaline earth metal and aluminum solutions made with diols having at least two primary hydroxyl groups Oct. 22, 2013
8546288 Substrate selection for a catalyst Oct. 1, 2013
8546289 Solid catalyst component for olefin polymerization, catalyst for olefin polymerization and process for producing olefin polymer Oct. 1, 2013
8536081 Supported polymerisation catalysts Sep. 17, 2013
8530369 Catalyst and method of manufacture Sep. 10, 2013
8524627 Activating supports with controlled distribution of OH groups Sep. 3, 2013
8519017 Resin composition containing catalyst precursor for electroless plating in forming electro-magnetic shielding layer, method of forming metallic pattern using the same, and metallic pattern for Aug. 27, 2013
8507403 Process for producing exhaust treatment catalyst powders, and their use Aug. 13, 2013
8501133 Catalyst for treating exhaust gases, method for producing the same, and method for treating exhaust gases Aug. 6, 2013
8497331 Polymerisation of ethylene and alpha-olefins with pyrrol-iminophenol complexes Jul. 30, 2013
8481444 Catalyst composition for oligomerization of ethylene oligomerization process and method for its preparation Jul. 9, 2013
8470940 Complexes and method for synthesis of group 4 organometallics grafted on anions olefin oligomerization and polymerization method Jun. 25, 2013
8460937 Catalyst formulation for hydrogenation Jun. 11, 2013
8461280 Multi-stage process for producing multimodal linear low density polyethylene polymers Jun. 11, 2013
8435913 Catalyst for polymerization of propylene and method for polymerization of propylene using the same May. 7, 2013
8431660 Non-metallocene catalysts having tetrazol group for olefin polymerization and polymerizing method of olefin using the same Apr. 30, 2013
8426538 Catalyst compositions and polyolefins for extrusion coating applications Apr. 23, 2013
8420562 Process for the preparation of an unsupported, solid metallocene catalyst system and its use in polymerization of olefins Apr. 16, 2013
8410015 Process for liquid phase hydrogenation Apr. 2, 2013
8410010 Process for the production of polyol base catalysts Apr. 2, 2013
8399374 Catalyst particles Mar. 19, 2013
8399580 Additives to chromium catalyst mix tank Mar. 19, 2013
8394733 Process for the preparation of an unsupported, solid olefin polymerisation catalyst and use in polymerisation of olefins Mar. 12, 2013
8394902 Pyridyldiamido transition metal complexes, production and use thereof Mar. 12, 2013
8349264 Continuous catalyst activator Jan. 8, 2013
8344079 Molar ratio modifications to larger polyolefin catalysts Jan. 1, 2013
8343888 Washcoating technique for perovskite catalysts Jan. 1, 2013
8329129 Method for preparing pyrochlore oxide, polymer electrolyte fuel cell, fuel cell system, and method for producing electro catalyst for fuel cell Dec. 11, 2012
8314191 Classified catalyst composition, apparatus, and method Nov. 20, 2012
8309485 Methods for producing metal-containing sulfated activator-supports Nov. 13, 2012
8309749 Process of making aluminoxane and catalysts containing thus prepared aluminoxane Nov. 13, 2012

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