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Class Information
Number: 502/203
Name: Catalyst, solid sorbent, or support therefor: product or process of making > Catalyst or precursor therefor > Boron or compound containing same > Boron halide
Description: Composition in which the boron is chemically united to a halogen as set out in the list at the beginning of the schedule.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8642497 Processes for the preparation of tetrakis(.sup.Faryl)borate salts Feb. 4, 2014
8536277 Catalyst systems and their use for metathesis reactions Sep. 17, 2013
8236726 Nickel catalyst for selective hydrogenation Aug. 7, 2012
8067329 Boron-based catalysts Nov. 29, 2011
7713903 Carrier, a process for preparing the carrier, an olefin epoxidation catalyst, a process for preparing the catalyst, and a process for the production of an olefin oxide, A 1,2-diol, A 1,2-diol May. 11, 2010
7576028 Catalyst body Aug. 18, 2009
6858560 Ethylene oxide catalyst Feb. 22, 2005
6806328 Polymerization catalyst activator complexes and their use in a polymerization process Oct. 19, 2004
6774195 Catalyst composition and process for preparing norbornene-type homopolymers or copolymers Aug. 10, 2004
6635597 Perfluoronaphthyl substituted boron containing catalyst activator Oct. 21, 2003
6613850 Method for feeding boron compounds, fine particles of boron compounds, catalyst components for the polymerization of olefins comprising them, and processes for the production of the particles Sep. 2, 2003
6562752 Metallic sulphide catalysts, processes for synthesising said catalysts and use thereof May. 13, 2003
6562917 Method for preparing polybutadiene having controlled molecular weight and high 1,4-cis content May. 13, 2003
6476164 Carbenium cationic complexes suitable for polymerization catalysts Nov. 5, 2002
6432867 Process for sulfurizing catalysts in a reducing medium Aug. 13, 2002
6350715 Preparation of an activated catalyst using an inert gas in the absence of hydrogen Feb. 26, 2002
6316382 Process for sulphurizing catalysts by reduction followed by sulphurization Nov. 13, 2001
6262202 Noncoordinating anions for olefin polymerization Jul. 17, 2001
6242378 Process for sulphurizing catalysts in the presence of carbon and elemental sulphur Jun. 5, 2001
6232420 Polymers from ionic metallocene catalyst compositions May. 15, 2001
6218488 Polymerization process for olefin copolymers using bridged hafnocene compounds Apr. 17, 2001
6194345 Process for activating halogenated catalysts, catalysts obtained by this process, and use of these catalysts in acid catalyst processes Feb. 27, 2001
5869723 Ionic compound and olefin polymerization catalyst containing the same Feb. 9, 1999
5817593 Catalyst and process for producing amines Oct. 6, 1998
5814715 Amorphous olefin polymers, copolymers, methods of preparation and derivatives thereof Sep. 29, 1998
5789335 Supported Lewis acid catalysts for hydrocarbon conversion reactions Aug. 4, 1998
5741753 Nitrate-free catalyst for the wash-and-wear finishing of textiles Apr. 21, 1998
5739074 Metal cation-modified alkylation catalysts Apr. 14, 1998
5731256 Alkylation catalyst for C.sub.4 -C.sub.5 isoparaffins using at least one C.sub.2 -C.sub.6 olefin Mar. 24, 1998
5703201 Catalyst for polymerization of polyketone formed by treatment with carbon monoxide and olefin Dec. 30, 1997
5561095 Supported lewis acid catalysts for hydrocarbon conversion reactions Oct. 1, 1996
5506316 Carbocationic catalysts and process for using said catalysts Apr. 9, 1996
5489564 Alkane disproportionation Feb. 6, 1996
5438028 Method of enhancing finished catalysts Aug. 1, 1995
5246904 Catalyst for the wash-and-wear finishing of textiles Sep. 21, 1993
5173467 Isoparaffin:olefin alkylation process and catalyst complex Dec. 22, 1992
5151400 Process for the activation of halogenated catalysts and catalysts obtained by said process for utilization in hydrocarbon conversion processes Sep. 29, 1992
5100851 Stationary aqueous acid phase transition metal catalysts for reduction of aromatics Mar. 31, 1992
5068490 BF3-tertiary etherate complexes for isobutylene polymerization Nov. 26, 1991
5034368 Process for the preparation of carboxylic acids or esters thereof Jul. 23, 1991
4983425 Vapor phase hardening of curable organic compounds Jan. 8, 1991
4982042 Process for manufacture of olefin oligomer Jan. 1, 1991
4973743 Process for the production of polybasic acid esters with recovery of boron trifluoride Nov. 27, 1990
4950386 Acidic promotion of transition metal sulfide catalysts for selective hydrogenation Aug. 21, 1990
4517386 Process for the rearrangement of epoxides May. 14, 1985
4490476 Catalyst for the preparation of .alpha.,.beta.-unsaturated compounds Dec. 25, 1984
4483941 Catalysts for alkoxylation reactions Nov. 20, 1984
4456698 Rapid curing epoxy compositions Jun. 26, 1984
4427791 Activation of inorganic oxides Jan. 24, 1984
4407731 Preparation of metal oxide-supported boron fluoride catalysts Oct. 4, 1983

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