Inventor

DENZINGER WALTER

DE97 patents

Patents

50 patents

US6071994AJun 6, 2000

Formaldehyde-free aqueous binders

BASF AG244 citations99

US6264839B1Jul 24, 2001

Phosphonomethylated polyvinylamines and preparation and use thereof

BASF AG83 citations98

US5227446AJul 13, 1993

Graft copolymers of monosaccharides, oligosaccharides, polysaccharides and modified polysaccharides, the preparation thereof, and their use

BASF AG156 citations98

US4774285ASep 27, 1988

Preparation of water-soluble copolymers containing vinylamine units, and their use as wet strength agents and dry strength agents for paper

BASF AG109 citations97

US6284716B1Sep 4, 2001

Copolymers and their reaction products with amines as fuel and lubricant additives

BASF AG48 citations96

US5753759AMay 19, 1998

Graft polymers containing N-vinyl units, their preparation and their use

BASF AG52 citations96

US5630907AMay 20, 1997

Use of hydrolyzed copolymers of N-vinylcarboxamides and monoethylenically unsaturated carboxylic acids in papermaking

BASF AG54 citations96

US5578678ANov 26, 1996

Graft polymers of natural substances containing saccharide structures or derivatives thereof and ethylenically unsaturated compounds and their use

BASF AG93 citations96

US5543459AAug 6, 1996

Graft polymers of natural substances containing saccharide structures or derivatives thereof and ethylenically unsaturated compounds and their use

BASF AG62 citations96

US5334287AAug 2, 1994

Graft polymers of natural substances containing saccharide structures or derivatives thereof and ethylenically unsaturated compounds and their use

BASF AG52 citations96

US4978427ADec 18, 1990

Water-soluble copolymers containing vinylamine units as wet strength and dry strength agent for paper

BASF AG53 citations96

US4880497ANov 14, 1989

Preparation of water-soluble copolymers containing vinylamine units, and their use as wet strength agents and dry strength agents for paper

BASF AG86 citations96

US4748220AMay 31, 1988

Preparation of finely divided pulverulent crosslinked copolymers

BASF AG71 citations96

US4559159ADec 17, 1985

Copolymers, their preparation and their use as assistants in detergents and cleansing agents

BASF AG64 citations96

US3992562ANov 16, 1976

Manufacture of insoluble and only slightly water-swellable polymers of N-vinyl lactams of improved adsorptivity

BASF AG111 citations95

US6512055B2Jan 28, 2003

Copolymers and their reaction products with amines as fuel and lubricant additives

BASF AG28 citations93

US5599898AFeb 4, 1997

Insoluble, only slightly swellable polymers containing amino groups, their preparation and their use

BASF AG20 citations93

US5175361ADec 29, 1992

Preparation of copolymers of monoethylenically unsaturated monocarboxylic acids and dicarboxylic acids

BASF AG38 citations93

US4774303ASep 27, 1988

Preparation of polymers of acrylic acid or metharcylic acid

BASF AG46 citations93

US4725655AFeb 16, 1988

Preparation of copolymers of monoethylenically unsaturated mono- and dicarboxylic acids and anhydrides

BASF AG44 citations93

US4621127ANov 4, 1986

Preparation of carboxyl-containing polymers

BASF AG36 citations93

US4451582AMay 29, 1984

Preparation of insoluble, only slightly swellable polymers of basic vinyl-heterocyclic compounds

BASF AG42 citations93

US4444561AApr 24, 1984

Copolymers which contain basic groups and are used as antiredeposition agents in washing and after-treating textile goods containing synthetic fibers

BASF AG29 citations93

US6060566AMay 9, 2000

Graft polymers of polymers containing vinyl ester and/or vinyl alcohol units and ethylenically unsaturated compounds, their preparation and their use

BASF AG25 citations92

US6033442AMar 7, 2000

Use of aqueous solutions or dispersions of copolymers of carboxyl-group-containing monomers, ethylenically unsaturated acetals, ketals or orthocarboxylic acid esters and optionally other copolymerizable monomers as leather tanning agents

BASF AG26 citations92

US5851300ADec 22, 1998

Cationic modification of starch and use of the cationically modified starch

BASF AG26 citations92

US5739190AApr 14, 1998

Process for the preparation of stable water-in-oil emulsions of hydrolyzed polymers of N-vinyl amides and the use thereof

BASF AG25 citations92

US5714560AFeb 3, 1998

Water-soluble or water-dispersible graft polymers of proteins as leather tanning agents

BASF AG36 citations92

US5710228AJan 20, 1998

Maleimide/α-olefin copolymers and their use as light stabilizers and stabilizers for organic material

BASF AG32 citations92

US5658993AAug 19, 1997

Water-soluble or water-dispersible graft copolymers, the preparation thereof and the use thereof

BASF AG45 citations92

US5656646AAug 12, 1997

Mixtures of polymers of monoethylenically unsaturated dicarboxylic acids and polymers of ethylenically unsaturated monocarboxylic acids and/or polyaminocarboxylic acids and their use

BASF AG51 citations92

US5506315AApr 9, 1996

Preparation of copolymers of monoethylenically unsaturated monomers containing acid groups and N-vinyllactams

BASF AG42 citations92

US5425784AJun 20, 1995

Polymeric tanning agents

BASF AG26 citations92

US5410053AApr 25, 1995

Rhodamine derivatives

BASF AG28 citations92

US5279613AJan 18, 1994

Copolymers based on long-chain olefins and ethylenically unsaturated dicarboxylic anhydrides for rendering leathers and skins water-repellent

BASF AG21 citations92

US5232603AAug 3, 1993

Use of water-soluble copolymers of monoethylenically unsaturated carboxylic acids and vinylimidazoles or derivatives thereof for water treatment

BASF AG21 citations92

US5145559ASep 8, 1992

Production of paper, board and cardboard

BASF AG31 citations92

US5126069AJun 30, 1992

Water-soluble or -dispersible, oxidized polymer detergent additives

BASF AG33 citations92

US5126395AJun 30, 1992

Preparation of stable water-in-oil emulsions of hydrolyzed polymers of n-vinylamides

BASF AG37 citations92

US5124181AJun 23, 1992

Copolymers based on long-chain unsaturated esters and ethylenically unsaturated carboxylic acids for making leather and furs water repellent

BASF AG37 citations92

US5084535AJan 28, 1992

Preparation of pulverulent polymers of acrylic and/or methacrylic acid and use thereof

BASF AG28 citations92

US5009805AApr 23, 1991

Liquid detergent with copolymer additive

BASF AG28 citations92

US5008321AApr 16, 1991

Preparation of stable water-in-oil emulsions of hydrolyzed polymers of N-vinylamides and their use

BASF AG27 citations92

US5008032AApr 16, 1991

Production of chlorofluorocarbon-free, urethane-containing moldings having a cellular core and an integral skin

BASF AG21 citations91

Showing the top 50 of 97 patents by PatentIndex Score.

DENZINGER WALTER

Patents

Formaldehyde-free aqueous binders

Phosphonomethylated polyvinylamines and preparation and use thereof

Graft copolymers of monosaccharides, oligosaccharides, polysaccharides and modified polysaccharides, the preparation thereof, and their use

Preparation of water-soluble copolymers containing vinylamine units, and their use as wet strength agents and dry strength agents for paper

Copolymers and their reaction products with amines as fuel and lubricant additives

Graft polymers containing N-vinyl units, their preparation and their use

Use of hydrolyzed copolymers of N-vinylcarboxamides and monoethylenically unsaturated carboxylic acids in papermaking

Graft polymers of natural substances containing saccharide structures or derivatives thereof and ethylenically unsaturated compounds and their use

Graft polymers of natural substances containing saccharide structures or derivatives thereof and ethylenically unsaturated compounds and their use

Graft polymers of natural substances containing saccharide structures or derivatives thereof and ethylenically unsaturated compounds and their use

Water-soluble copolymers containing vinylamine units as wet strength and dry strength agent for paper

Preparation of water-soluble copolymers containing vinylamine units, and their use as wet strength agents and dry strength agents for paper

Preparation of finely divided pulverulent crosslinked copolymers

Copolymers, their preparation and their use as assistants in detergents and cleansing agents

Manufacture of insoluble and only slightly water-swellable polymers of N-vinyl lactams of improved adsorptivity

Copolymers and their reaction products with amines as fuel and lubricant additives

Insoluble, only slightly swellable polymers containing amino groups, their preparation and their use

Preparation of copolymers of monoethylenically unsaturated monocarboxylic acids and dicarboxylic acids

Preparation of polymers of acrylic acid or metharcylic acid

Preparation of copolymers of monoethylenically unsaturated mono- and dicarboxylic acids and anhydrides

Preparation of carboxyl-containing polymers

Preparation of insoluble, only slightly swellable polymers of basic vinyl-heterocyclic compounds

Copolymers which contain basic groups and are used as antiredeposition agents in washing and after-treating textile goods containing synthetic fibers

Graft polymers of polymers containing vinyl ester and/or vinyl alcohol units and ethylenically unsaturated compounds, their preparation and their use

Use of aqueous solutions or dispersions of copolymers of carboxyl-group-containing monomers, ethylenically unsaturated acetals, ketals or orthocarboxylic acid esters and optionally other copolymerizable monomers as leather tanning agents

Cationic modification of starch and use of the cationically modified starch

Process for the preparation of stable water-in-oil emulsions of hydrolyzed polymers of N-vinyl amides and the use thereof

Water-soluble or water-dispersible graft polymers of proteins as leather tanning agents

Maleimide/α-olefin copolymers and their use as light stabilizers and stabilizers for organic material

Water-soluble or water-dispersible graft copolymers, the preparation thereof and the use thereof

Mixtures of polymers of monoethylenically unsaturated dicarboxylic acids and polymers of ethylenically unsaturated monocarboxylic acids and/or polyaminocarboxylic acids and their use

Preparation of copolymers of monoethylenically unsaturated monomers containing acid groups and N-vinyllactams

Polymeric tanning agents

Rhodamine derivatives

Copolymers based on long-chain olefins and ethylenically unsaturated dicarboxylic anhydrides for rendering leathers and skins water-repellent

Use of water-soluble copolymers of monoethylenically unsaturated carboxylic acids and vinylimidazoles or derivatives thereof for water treatment

Production of paper, board and cardboard

Water-soluble or -dispersible, oxidized polymer detergent additives

Preparation of stable water-in-oil emulsions of hydrolyzed polymers of n-vinylamides

Copolymers based on long-chain unsaturated esters and ethylenically unsaturated carboxylic acids for making leather and furs water repellent

Preparation of pulverulent polymers of acrylic and/or methacrylic acid and use thereof

Liquid detergent with copolymer additive

Preparation of stable water-in-oil emulsions of hydrolyzed polymers of N-vinylamides and their use

Use of partially esterified copolymers in liquid detergents

Preparation of metal salts of carboxyl-containing polymers

Detergents containing oxyalkylated, carboxyl-containing polymers

Copolymers for detergents and cleaning agents

Preparation of maleic anhydride copolymers

Manufacture of aqueous polyvinylpyrrolidone-iodine solutions

Production of chlorofluorocarbon-free, urethane-containing moldings having a cellular core and an integral skin