P

Inventor

NESTLER GERHARD

AT76 patents

Patents

50 patents
US6679939B1Jan 20, 2004

Fractional condensation of a product gas mixture containing acrylic acid

BASF AG55 citations96
US6498272B1Dec 24, 2002

Method for producing acrylic acid

BASF AG66 citations96
US7268251B2Sep 11, 2007

Method for producing (meth) acrylic acid esters

BASF AG25 citations92
US7179875B2Feb 20, 2007

Method for producing water-absorbent resins

BASF AG50 citations92
US6818791B2Nov 16, 2004

Method for producing higher (meth)acrylic acid esters

BASF AG19 citations92
US6518374B1Feb 11, 2003

Method of immediately terminating free-radical polymerisation processes

BASF AG21 citations92
US6458989B1Oct 1, 2002

Method for producing (meth)acrylic acid and (meth)acrylic acid esters

BASF AG21 citations92
US6207022B1Mar 27, 2001

Purification of crude (meth) acrylic acid

BASF AG20 citations92
US6072076AJun 6, 2000

Continuous preparation of alkyl esters of (meth)acrylic acid

BASF AG32 citations92
US5945560AAug 31, 1999

Continuous preparation of alkyl esters of (meth) acrylic acid

BASF AG21 citations92
US5883288AMar 16, 1999

Continuous preparation of alkyl esters of (meth)acrylic acid

BASF AG22 citations92
US5637222AJun 10, 1997

Process for the fractional separation of (meth)acrylic acid from a mixture containing (meth)acrylic acid

BASF AG24 citations92
US5026806AJun 25, 1991

UV-crosslinkable materials based on isoamyl (meth)acrylate copolymers

BASF AG33 citations92
US4613466ASep 23, 1986

Preparation of hexamethylene 1,6-diisocyanate and/or isomeric diisocyanates where alkylene is of 6 carbon atoms

BASF AG26 citations92
US4537960AAug 27, 1985

Preparation of carbamates

BASF AG39 citations92
US4482499ANov 13, 1984

Process for the preparation of isocyanates by thermal cleaving of urethanes

BASF AG35 citations92
US4777265AOct 11, 1988

Preparation of acrylates and methacrylates

BASF AG39 citations91
US7307132B2Dec 11, 2007

Method for producing low-odor hydrogel-forming polymers

BASF AG14 citations84
US6806385B1Oct 19, 2004

Rectification of (meth)acrylic acid with the addition of a tenside

BASF AG14 citations84
US6727383B1Apr 27, 2004

Method for producing acrylic acid and acrylic acid esters

BASF AG14 citations84
US6617470B1Sep 9, 2003

Method for esterifying (meth)acrylic acid with an alkanol

BASF AG14 citations84
US6518452B1Feb 11, 2003

Process for stabilizing (METH)acrylic acid esters against unwanted radical polymerization

BASF AG13 citations84
US6395140B1May 28, 2002

Method for producing (meth)acrylic acid

BASF AG15 citations84
US6555707B1Apr 29, 2003

Method for producing acrylic acid and acrylic acids esters

BASF AG14 citations83
US6517057B1Feb 11, 2003

Supply system for transferring a fluid to a container

BASF AG17 citations82
US4473376ASep 25, 1984

Dye mixtures of azo compounds soluble in organic solvents

BASF AG20 citations82
US6504056B2Jan 7, 2003

Transport and/or storage of acrylic acid

BASF AG14 citations81
US6455732B1Sep 24, 2002

Method for storing and/or transporting pure acrylic acid

BASF AG11 citations74
US6353130B1Mar 5, 2002

Method for continuous production of (meth)acrylic alkyl esters

BASF AG12 citations74
US5914427AJun 22, 1999

Preparation of ω-hydroxyesiers of α,β-unsaturated carboxylic acids

BASF AG9 citations74
US4349484ASep 14, 1982

Process for the manufacture of mixtures of diphenylmethane diisocyanates and polyphenyl polymethylene polyisocyanates

BASF AG7 citations74
US4273938AJun 16, 1981

Preparation of N-substituted carboxylic acid amides

BASF AG9 citations74
US4243815AJan 6, 1981

Preparation of methylene-bis(4-phenylcarbamic acid esters)

BASF AG6 citations74
US4210414AJul 1, 1980

Dye mixtures for coloring mineral oil products

BASF AG14 citations74
US4202199AMay 13, 1980

Manufacture of alkylphenol compounds

BASF AG7 citations74
US6320070B1Nov 20, 2001

Method for producing (meth) acrylic acid esters

BASF AG7 citations73
US6063959AMay 16, 2000

Purification of crude acrylic acid by crystallization

BASF AG9 citations73
US5910603AJun 8, 1999

Esterification of (meth)acrylic acid with an alkanol

BASF AG16 citations73
US5767306AJun 16, 1998

Esterification of (meth)acrylic acid with an alkanol

BASF AG7 citations73
US7294240B2Nov 13, 2007

Method for producing (meth)acrylic acid esters

BASF AG9 citations72
US6228227B1May 8, 2001

Separation of (meth)acrylic acid by rectification

BASF AG10 citations72
US5961790AOct 5, 1999

Separation of (meth) acrylic acid by rectification

BASF AG12 citations72
US5482597AJan 9, 1996

Purification of crude (meth)acrylic acid

BASF AG15 citations72
US4198531AApr 15, 1980

Manufacture of p-alkylphenols

BASF AG12 citations72
US6646155B2Nov 11, 2003

Method for producing esters of α, β-unsaturated carboxylic acids

BASF AG7 citations71
US4045456AAug 30, 1977

Manufacture of anthraquinones

BASF AG11 citations71
US4675436AJun 23, 1987

Preparation of alkyl esters of α,β-monoolefinically unsaturated monocarboxylic acids

BASF AG7 citations69
USH1957HApr 3, 2001

Immediate termination of free radical polymerizations

BASF AG7 citations67
US5093520AMar 3, 1992

Preparation of monoethylenically unsaturated carboxylates

BASF AG14 citations66
US6849758B1Feb 1, 2005

Treatment of mixtures that contain at least one compound with at least one ethylenically unsaturated group

BASF AG4 citations63

Showing the top 50 of 76 patents by PatentIndex Score.