Inventor

OPPENLAENDER KNUT

132 patents

Patents

50 patents

US6264839B1Jul 24, 2001

Phosphonomethylated polyvinylamines and preparation and use thereof

BASF AG83 citations98

US5112364AMay 12, 1992

Gasoline-engine fuels containing polyetheramines or polyetheramine derivatives

BASF AG147 citations97

US6284716B1Sep 4, 2001

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

BASF AG48 citations96

US5567845AOct 22, 1996

Fuel additives, their preparation and gasoline engine fuels containing the additives

BASF AG51 citations96

US5496383AMar 5, 1996

Fuel additives, their preparation and gasoline engine fuels containing the additives

BASF AG60 citations96

US3947287AMar 30, 1976

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

BASF AG28 citations93

US6140541AOct 31, 2000

Process for preparing polyalkene amines

BASF AG38 citations93

US5759409AJun 2, 1998

Separation of water from crude oil and oil demulsifiers used for this purpose

BASF AG61 citations93

US6579846B1Jun 17, 2003

Acylated polymeric polyamines

BASF AG22 citations92

US6545067B1Apr 8, 2003

Additives for mineral building materials containing cement

BASF AG35 citations92

US6267791B1Jul 31, 2001

Mixtures suitable as fuel additives

BASF AG23 citations92

US6165971ADec 26, 2000

Use of amides of polymerized fatty acids as thickeners

BASF AG44 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

US5863879AJan 26, 1999

Dye transfer inhibitors for detergents

BASF AG43 citations92

US5795482AAug 18, 1998

Use of hydrocarbon-soluble aminomethylene phosphonic acid derivatives in the solvent extraction of iron ions from aqueous solutions

BASF AG19 citations92

US5746786AMay 5, 1998

Poly-1-n-alkenylamines, and fuel and lubricant compositions containing them

BASF AG35 citations92

US5700351ADec 23, 1997

Antifoams based on oil-in-water emulsions for the paper industry

BASF AG26 citations92

US5677384AOct 14, 1997

Grafted polyamidoamines and grafted polyethyleneimines, preparation thereof, and use thereof as detergent additives

BASF AG48 citations92

US5660601AAug 26, 1997

Polyetheramine-containing fuels for gasoline engines

BASF AG33 citations92

US5492641AFeb 20, 1996

β-aminonitriles and N-alkyl-1,3-propylenediamines and their use as fuel additives and lubricant additives

BASF AG35 citations92

US5393463AFeb 28, 1995

Use of trialkanolamine polyethers as demulsifiers for oil-in-water emulsions

BASF AG31 citations92

US5350429ASep 27, 1994

Diaminoalkanes, their preparation and fuels and lubricants containing the diaminoalkanes

BASF AG35 citations92

US5326499AJul 5, 1994

Antifoams for the paper industry, based on oil-in-water emulsions

BASF AG45 citations92

US5298039AMar 29, 1994

Fuels for gasoline engines

BASF AG26 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

US5194068AMar 16, 1993

Ester-containing fuel for gasoline engines and diesel engines

BASF AG28 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

US5064552ANov 12, 1991

Nitrite- and phosphate-free antifreeze based on glycol

BASF AG23 citations92

US4218218AAug 19, 1980

Stable finely dispersed aqueous formulations of disperse dyes and optical brighteners, and their use

BASF AG38 citations92

US6225507B1May 1, 2001

Method of preparing aldehydes by hydroformylation with a rhodium catalyst and recovery of the rhodium catalyst by extraction

BASF AG27 citations91

US5846453ADec 8, 1998

Process for producing oligoamines or polyamines

BASF AG22 citations91

US5401439AMar 28, 1995

Oil-demulsifiers based on an alkoxylate and preparation of this alkoxylate

BASF AG39 citations91

US4629602ADec 16, 1986

Phosphosilicone/silicate copolymers and their use as corrosion inhibitors and silicate stabilizers in antifreezes

BASF AG31 citations91

US6045719AApr 4, 2000

Use of quaternized imidazoles as corrosion inhibitors for non-ferrous metals, and coolant compositions and antifreeze concentrates comprising them

BASF AG19 citations90

US5352729AOct 4, 1994

Use of pigment formulations for the preparation of pastes, printing inks and coatings

BASF AG45 citations90

US5147644ASep 15, 1992

Use of mixtures of polyglycerol fatty esters as emulsifiers in cosmetic and pharmaceutical formulations

BASF AG38 citations90

US5472617ADec 5, 1995

Method of demulsifying crude oil and water mixtures with copolymers of acrylates or methacrylates and hydrophilic commonomers

BASF AG47 citations89

US5071445ADec 10, 1991

Novel reaction products of aminoalkylene polycarboxylic acids with secondary amines and middle distillate compositions containing the aforesaid

BASF AG24 citations89

US4537701AAug 27, 1985

Demulsifiers for breaking crude-oil emulsions and their use

BASF AG38 citations89

US6267936B1Jul 31, 2001

Method for effecting solvent extraction of metal ions using hydrocarbon soluble aminomethylene phosphonic acid compounds

BASF AG32 citations86

US5872149AFeb 16, 1999

Alk(en)yldicarboxylic acid bisesters, their use, and processes for their preparation

BASF AG18 citations84

US6365637B1Apr 2, 2002

Use of esters or amides of hydroxylated carboxylic acids as solubilizers

BASF AG16 citations83

US6509012B1Jan 21, 2003

Aqueous cationic tenside preparations, method for the production and use thereof

BASF AG14 citations82

US4959077ASep 25, 1990

Fuels for gasoline engines

BASF AG21 citations82

US4844714AJul 4, 1989

Fuels containing small amounts of alkoxylates and polycarboximides

BASF AG21 citations82

US4388214AJun 14, 1983

Imidazoline based corrosion inhibitors which inhibit corrosion caused by CO2 and H2 S

BASF AG22 citations82

Showing the top 50 of 132 patents by PatentIndex Score.

OPPENLAENDER KNUT

Patents

Phosphonomethylated polyvinylamines and preparation and use thereof

Gasoline-engine fuels containing polyetheramines or polyetheramine derivatives

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

Fuel additives, their preparation and gasoline engine fuels containing the additives

Fuel additives, their preparation and gasoline engine fuels containing the additives

Aqueous pigment dispersions

Polymer blends and their use as additives for mineral oil middle distillates

Petroleum emulsion breakers

Motor fuel for internal combustion engines

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

Process for preparing polyalkene amines

Separation of water from crude oil and oil demulsifiers used for this purpose

Acylated polymeric polyamines

Additives for mineral building materials containing cement

Mixtures suitable as fuel additives

Use of amides of polymerized fatty acids as thickeners

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

Dye transfer inhibitors for detergents

Use of hydrocarbon-soluble aminomethylene phosphonic acid derivatives in the solvent extraction of iron ions from aqueous solutions

Poly-1-n-alkenylamines, and fuel and lubricant compositions containing them

Antifoams based on oil-in-water emulsions for the paper industry

Grafted polyamidoamines and grafted polyethyleneimines, preparation thereof, and use thereof as detergent additives

Polyetheramine-containing fuels for gasoline engines

β-aminonitriles and N-alkyl-1,3-propylenediamines and their use as fuel additives and lubricant additives

Use of trialkanolamine polyethers as demulsifiers for oil-in-water emulsions

Diaminoalkanes, their preparation and fuels and lubricants containing the diaminoalkanes

Antifoams for the paper industry, based on oil-in-water emulsions

Fuels for gasoline engines

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

Ester-containing fuel for gasoline engines and diesel engines

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

Nitrite- and phosphate-free antifreeze based on glycol

Stable finely dispersed aqueous formulations of disperse dyes and optical brighteners, and their use

Method of preparing aldehydes by hydroformylation with a rhodium catalyst and recovery of the rhodium catalyst by extraction

Process for producing oligoamines or polyamines

Oil-demulsifiers based on an alkoxylate and preparation of this alkoxylate

Phosphosilicone/silicate copolymers and their use as corrosion inhibitors and silicate stabilizers in antifreezes

Use of quaternized imidazoles as corrosion inhibitors for non-ferrous metals, and coolant compositions and antifreeze concentrates comprising them

Use of pigment formulations for the preparation of pastes, printing inks and coatings

Use of mixtures of polyglycerol fatty esters as emulsifiers in cosmetic and pharmaceutical formulations

Method of demulsifying crude oil and water mixtures with copolymers of acrylates or methacrylates and hydrophilic commonomers

Novel reaction products of aminoalkylene polycarboxylic acids with secondary amines and middle distillate compositions containing the aforesaid

Demulsifiers for breaking crude-oil emulsions and their use

Method for effecting solvent extraction of metal ions using hydrocarbon soluble aminomethylene phosphonic acid compounds

Alk(en)yldicarboxylic acid bisesters, their use, and processes for their preparation

Use of esters or amides of hydroxylated carboxylic acids as solubilizers

Aqueous cationic tenside preparations, method for the production and use thereof

Fuels for gasoline engines

Fuels containing small amounts of alkoxylates and polycarboximides

Imidazoline based corrosion inhibitors which inhibit corrosion caused by CO2 and H2 S