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Class Information
Number: 585/5
Name: Chemistry of hydrocarbon compounds > Product blend, e.g., composition, etc., or blending process per se > With nonhydrocarbon additive > O containing > And n containing > Additive(s) aromatic
Description: Subject matter wherein the nitrogen and/or oxygen are present in a compound containing an aromatic moiety.

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8298440 Methods and compositions for inhibiting vinyl aromatic monomer polymerization Oct. 30, 2012
8258501 Use of a metal complex as an n-Dopant for an organic semiconducting matrix material, organic of semiconducting material and electronic component, and also a dopant and ligand and process for p Sep. 4, 2012
8246858 Process for inhibiting polymerization of an aromatic vinyl compound Aug. 21, 2012
8128804 Process for stabilizing olefinically unsaturated monomers Mar. 6, 2012
7473795 Blends of quinone alkide and nitroxyl compounds as polymerization inhibitors Jan. 6, 2009
7414162 Water-soluble phenylenediamine compositions and methods for stabilizing ethylenically unsaturated compounds and monomers Aug. 19, 2008
7371906 Process for photo-oxidative stability improvements May. 13, 2008
7157611 Pyrazinoporphyrazines as markers for liquid hydrocarbons Jan. 2, 2007
7045647 Blends of quinone alkide and nitroxyl compounds and polymerization inhibitors May. 16, 2006
6969744 Living and quasiliving cationic telechelic polymers quenched by N-substituted pyrrole and methods for their preparation Nov. 29, 2005
6841061 Antigelling agent for hydrocarbon mixture containing conjugated diene and method of preventing clogging of apparatus for separating and purifying the mixture Jan. 11, 2005
6835288 Method for preventing undesired polymerization in a mixture of substances containing ethylenically unsaturated compounds Dec. 28, 2004
6717021 Solvating component and solvent system for mesophase pitch Apr. 6, 2004
6660181 Inhibition of polymerization of unsaturated monomers Dec. 9, 2003
6653414 Inhibition of polymerization of unsaturated monomers Nov. 25, 2003
6579442 Methods and compositions for inhibiting polymerization of vinyl monomers Jun. 17, 2003
6518453 Method for stabilizing chemical compounds containing at least one ethylenically unsaturated bond in order to prevent undesirable radical polymerization Feb. 11, 2003
6475348 Mixture of substances containing compounds with vinyl groups and stabilizers Nov. 5, 2002
6409887 Polymerization inhibitor Jun. 25, 2002
6403850 Inhibition of polymerization of unsaturated monomers Jun. 11, 2002
6395942 Increasing the thermal stability of a vinyl aromatic polymerization inhibitor May. 28, 2002
6395943 Process for inhibiting the polymerization of vinyl aromatic compounds May. 28, 2002
6379588 Stabilized monomer composition Apr. 30, 2002
6376728 Method, composition and mixture for inhibiting monomer polymerization Apr. 23, 2002
6348136 Method and apparatus for the purification of vinyl aromatic compounds Feb. 19, 2002
6342648 Methods and compositions for inhibiting vinyl aromatic monomer polymerization Jan. 29, 2002
6342647 Vinyl monomer polymerization inhibition using hindered hydroxylamines Jan. 29, 2002
6339051 Diesel engine cylinder oils Jan. 15, 2002
6337426 Antifoulant compositions and processes Jan. 8, 2002
6300533 Inhibition of polymerization of ethylenically unsaturated monomers Oct. 9, 2001
6262323 Polymerization inhibition of isoprene Jul. 17, 2001
6252106 Method for stabilizing a sex pheromone compound Jun. 26, 2001
6231662 Surface treatments for titanium dioxide and other industrial pigments May. 15, 2001
6222080 Benzoquinoneimines as vinyl aromatic polymerization inhibitors Apr. 24, 2001
6200460 Substance mixtures containing stabilizers and compounds containing vinyl groups Mar. 13, 2001
6180699 Blend for preventing or retarding the formation of gas hydrates Jan. 30, 2001
6143205 Mixtures containing monomers and stabilizers Nov. 7, 2000
6117276 Inhibiting polymerization of vinyl aromatic monomers Sep. 12, 2000
6083285 N,N-dialkylaniline azo dye solutions Jul. 4, 2000
6048474 Dielectric fluid for the machining of metal by means of spark erosion Apr. 11, 2000
6024894 Compositions and methods for inhibiting vinyl aromatic monomer polymerization Feb. 15, 2000
5954924 Distillation of vinylaromatic monomer Sep. 21, 1999
5929294 Easily transportable and meterable mixtures of aromatic oils and phenylenediamines having high stability in storage Jul. 27, 1999
5910232 Method for inhibiting polymer formation in styrene processing Jun. 8, 1999
5907071 Compositions and methods for inhibiting vinyl aromatic monomer polymerization May. 25, 1999
5888356 Inhibition of polymerization of vinylaromatic or vinylaliphatic Mar. 30, 1999
5869717 Process for inhibiting the polymerization of vinyl aromatics Feb. 9, 1999
5847035 Substituteed tetrahydropyrimidine derivatives and their use as polymerization inhibitors for vinyl aromatic compounds Dec. 8, 1998
5817898 Process for inhibiting or retarding the formation, growth and/or aggregation of hydrates in production effluents Oct. 6, 1998
5789635 Method for inhibiting or retarding hydrate formation, growth and/or agglomeration Aug. 4, 1998

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