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Browse by Category: Main > Chemistry
Class Information
Number: 502/164
Name: Catalyst, solid sorbent, or support therefor: product or process of making > Catalyst or precursor therefor > Organic compound containing > Organic phosphorus or nitrogen, except the ammonium ion > Quaternary ammonium or phosphonium
Description: Composition in which the nitrogen or phosphorus has four valence satisfied by organic moieties.










Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
8685880 On-site drying of aqueous salt for ionic liquid make-up Apr. 1, 2014
8652437 Method of manufacturing artificial zeolite Feb. 18, 2014
8507712 Method for producing diphenylcarbonate having catalyst comprising ionic fluids Aug. 13, 2013
8507405 Stable sub-micron titania sols Aug. 13, 2013
8501657 Catalyst for desulfurization and deodorization of gasoline and method for preparation of the same and use thereof Aug. 6, 2013
8395003 Metal nanoparticle-based catalytic composition that contains a nitrogen-containing ligand in an ionic liquid, process for preparation, process for hydrogenation of an olefinic feedstock Mar. 12, 2013
8394735 Catalyst for ultra-deep desulfurization of diesel via oxidative distillation, its preparation and desulfurization method Mar. 12, 2013
8367865 Method and catalyst composition for preparing amide Feb. 5, 2013
8334232 Porous heterogeneous catalyst coated with an ionic liquid Dec. 18, 2012
8278239 Polycarbonates made using highly selective catalysts Oct. 2, 2012
8252711 Self supporting structurally engineered non-platinum electrocatalyst for oxygen reduction in fuel cells Aug. 28, 2012
8247343 Stable sub-micron titania sols Aug. 21, 2012
8067329 Boron-based catalysts Nov. 29, 2011
8053606 Alkoxylation of fluorinated alcohols Nov. 8, 2011
7947622 Aerobic catalysts for alcohol oxidation in organic solvents and in supercritical carbon dioxide, process for the production thereof, and their use in oxidative conversions May. 24, 2011
7767612 Esterification catalyst, polyester process and polyester article Aug. 3, 2010
7678878 Process for producing polyester with metal phosphonic acid complex catalysts Mar. 16, 2010
7678728 Self supporting structurally engineered non-platinum electrocatalyst for oxygen reduction in fuel cells Mar. 16, 2010
7629431 Polycarbonate prepolymer for solid phase polymerization and process for producing polycarbonate Dec. 8, 2009
7612245 Method for selective hydrogenation of polyunsaturated compounds into monounsaturated compounds using a homogeneous catalyst Nov. 3, 2009
7598199 Catalytic nanoparticles for nerve-agent destruction Oct. 6, 2009
7544632 Bulk Ni-Mo-W catalysts made from precursors containing an organic agent Jun. 9, 2009
7465688 Process for the isomerization of metallocene compounds Dec. 16, 2008
7390868 Catalyst for polycarbonate production and process for producing polycarbonate Jun. 24, 2008
7339021 Method for preparing polycarbonate resin Mar. 4, 2008
7256152 Composition of catalyst and solvent and catalysis processes using this composition Aug. 14, 2007
7118920 Multiphasic microchannel reactions Oct. 10, 2006
7094901 Expanded anionic compounds comprising hydroxyl or quiescent reactive functionality and catalyst activators therefrom Aug. 22, 2006
7074738 Curing accelerator, epoxy resin composition, and semiconductor device Jul. 11, 2006
7074947 Process for producing epoxide compound Jul. 11, 2006
7056855 Liquid tetrabutyl ammonium phenolate formulation Jun. 6, 2006
7049266 Layered double hydroxides supported nanopalladium catalysts for Heck-, Suzuki, Sonogashira-, and Stille type coupling reactions of haloarenes May. 23, 2006
7049265 Organic anion catalyst system for foams May. 23, 2006
7041619 Phosphonium salts and processes for production of and uses for the same, and phosphines deriving the same and processes for production of the phosphines May. 9, 2006
6984604 Supported bis(phosphorus) ligands and their use in the catalysis Jan. 10, 2006
6984605 Method for manufacturing ionic liquid catalysts Jan. 10, 2006
6969693 Immobilised ionic liquids Nov. 29, 2005
6951831 Catalyst composition for dimerizing, co-dimerizing, oligomerizing and polymerizing olefins Oct. 4, 2005
6933394 Catalyst for synthesizing alkylene carbonate Aug. 23, 2005
6911410 Catalyst composition containing an aluminoxane for dimerizing, co-dimerizing and oligomerizing olefins Jun. 28, 2005
6900283 Method for making stable, homogeneous melt solutions May. 31, 2005
6887970 Method for producing polycarbonates May. 3, 2005
6881698 Ion liquids derived from Lewis acid based on titanium, niobium, tantalum, tin or antimony, and uses thereof Apr. 19, 2005
6875243 Catalysts for preparing polyisocyanates containing isocyanurate groups, and their use Apr. 5, 2005
6872860 Method for producing bisphenol catalysts and bisphenols Mar. 29, 2005
6870025 Method of polycarbonate preparation Mar. 22, 2005
6806350 Washing process for the purification of polymers containing N or amino, ammonium or spirobicyclic ammonium groups Oct. 19, 2004
6806224 Process for producing a supported metal catalyst Oct. 19, 2004
6803392 Photoinitiator formulations Oct. 12, 2004
6800725 Process for removing hydrogenation catalyst residue from hydrogenated polymers Oct. 5, 2004

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