Rolf Fikentscher

Person

Ludwigshafen, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Preparation of condensates of arenesulfonic acids and formaldehyde...
- Patent number 5,534,166
- Issue date Jul 9, 1996
- BASF Aktiengesellschaft
- Ralf Brueckmann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Use of trialkanolamine polyethers as demulsifiers for oil-in-water...
- Patent number 5,393,463
- Issue date Feb 28, 1995
- BASF Aktiengesellschaft
- Rolf Fikentscher
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Modified melamine-formaldehyde resins
- Patent number 5,322,915
- Issue date Jun 21, 1994
- BASF Aktiengesellschaft
- Juergen Weiser
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Methods of demulsifying employing condensates as demulsifiers for o...
- Patent number 5,234,626
- Issue date Aug 10, 1993
- BASF Aktiengesellschaft
- Rolf Fikentscher
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Quaternized condensation products for aftertreating dyed leather
- Patent number 5,224,963
- Issue date Jul 6, 1993
- BASF Aktiengesellschaft
- Johannes P. Dix
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Anionically polymerized N-vinylformamide and the preparation thereof
- Patent number 5,155,270
- Issue date Oct 13, 1992
- BASF Aktiengesellschaft
- Rolf Fikentscher
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of stable water-in-oil emulsions of hydrolyzed polymers...
- Patent number 5,126,395
- Issue date Jun 30, 1992
- BASF Aktiengesellschaft
- Lutz End
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information Patent Grant
Preparation of alpha-formylamino nitriles
- Patent number 5,077,427
- Issue date Dec 31, 1991
- BASF Aktiengesellschaft
- Rolf Fikentscher
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of alpha-formylamino nitriles
- Patent number 5,077,426
- Issue date Dec 31, 1991
- BASF Aktiengesellschaft
- Rolf Fikentscher
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Apparatus for testing fuel additives and oil additives
- Patent number 5,036,699
- Issue date Aug 6, 1991
- BASF Aktiengesellschaft
- Rolf Fikentscher
- G01 - MEASURING TESTING
Information Patent Grant
Glycerol aminocarboxylates and preparation and use thereof
- Patent number 5,025,103
- Issue date Jun 18, 1991
- BASF Aktiengesellschaft
- Alfred Oftring
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Serine-N,N-diacetic acid and derivatives as complexing agents and d...
- Patent number 5,019,296
- Issue date May 28, 1991
- BASF Aktiengesellschaft
- Richard Baur
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Preparation of addition salts of cysteamine with acids
- Patent number 5,017,725
- Issue date May 21, 1991
- BASF Aktiengesellschaft
- Andreas Hohmann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Quaternized condensation products of trialkanolamines
- Patent number 5,015,754
- Issue date May 14, 1991
- BASF Aktiengesellschaft
- Johannes P. Dix
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Polymeric conditioner for pretreating nonmetallic surfaces for chem...
- Patent number 4,997,680
- Issue date Mar 5, 1991
- BASF Aktiengesellschaft
- Chung-Ji Tschang
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Preparation of ether sulfonates and polyglycol ether sulfonates, an...
- Patent number 4,978,780
- Issue date Dec 18, 1990
- BASF Aktiengesellschaft
- Rolf Fikentscher
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of serine-N,N-diacetic acid and derivatives as complexi...
- Patent number 4,973,730
- Issue date Nov 27, 1990
- BASF Aktiengesellschaft
- Richard Baur
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Preparation of cyclic N,N'-dimethylureas
- Patent number 4,970,321
- Issue date Nov 13, 1990
- BASF Aktiengesellschaft
- Rainer Betz
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Detergents that contain acyl derivatives of dihydroxydioxane as ble...
- Patent number 4,952,332
- Issue date Aug 28, 1990
- BASF Aktiengesellschaft
- Rolf Fikentscher
- C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
Information Patent Grant
Preparation of N-hydroxypyrazoles
- Patent number 4,945,166
- Issue date Jul 31, 1990
- BASF Aktiengesellschaft
- Ulf Baus
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polymeric conditioner for pretreating nonmetallic surfaces for chem...
- Patent number 4,940,609
- Issue date Jul 10, 1990
- BASF Aktiengesellschaft
- Chung-Ji Tschang
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Condensates of bis-(4-hydroxyphenyl) sulfone as tanning assistants,...
- Patent number 4,936,864
- Issue date Jun 26, 1990
- BASF Aktiengesellschaft
- Rolf Fikentscher
- C14 - SKINS HIDES PELTS LEATHER
Information Patent Grant
Alkoxylated amido-containing polyamines and their use for breaking...
- Patent number 4,935,162
- Issue date Jun 19, 1990
- BASF Aktiengesellschaft
- Klaus Barthold
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Aftertreatment of reactive dyeings on cellulose fibers
- Patent number 4,931,065
- Issue date Jun 5, 1990
- BASF Aktiengesellschaft
- Ulrich Baumgarte
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Use of salts of sulfonamidocarboxylic acids as corrosion inhibitors...
- Patent number 4,911,888
- Issue date Mar 27, 1990
- BASF Aktiengesellschaft
- Rolf Fikentscher
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Tanning assistant
- Patent number 4,888,412
- Issue date Dec 19, 1989
- BASF Aktiengesellschaft
- Klaus Ebel
- C14 - SKINS HIDES PELTS LEATHER
Information Patent Grant
2-Hydroxy-3-aminopropionic-n,n-diacetic acid and derivatives thereo...
- Patent number 4,827,014
- Issue date May 2, 1989
- BASF Aktiengesellschaft
- Richard Baur
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polyacetals, preparation thereof from dialdehydes and polyolcarboxy...
- Patent number 4,816,553
- Issue date Mar 28, 1989
- BASF Aktiengesellschaft
- Richard Baur
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Preparation of acyloxybenzenesulfonic acids and their alkali metal...
- Patent number 4,705,649
- Issue date Nov 10, 1987
- BASF Aktiengesellschaft
- Wolf-Dieter Balzer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
After-treatment of dyeings with reactive dyes on cellulose fiber ma...
- Patent number 4,704,132
- Issue date Nov 3, 1987
- BASF Aktiengesellschaft
- Rolf Fikentscher
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...

Rolf Fikentscher

Person

Patents Grantslast 30 patents

Preparation of condensates of arenesulfonic acids and formaldehyde...

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

Modified melamine-formaldehyde resins

Methods of demulsifying employing condensates as demulsifiers for o...

Quaternized condensation products for aftertreating dyed leather

Anionically polymerized N-vinylformamide and the preparation thereof

Preparation of stable water-in-oil emulsions of hydrolyzed polymers...

Preparation of alpha-formylamino nitriles

Preparation of alpha-formylamino nitriles

Apparatus for testing fuel additives and oil additives

Glycerol aminocarboxylates and preparation and use thereof

Serine-N,N-diacetic acid and derivatives as complexing agents and d...

Preparation of addition salts of cysteamine with acids

Quaternized condensation products of trialkanolamines

Polymeric conditioner for pretreating nonmetallic surfaces for chem...

Preparation of ether sulfonates and polyglycol ether sulfonates, an...

Preparation of serine-N,N-diacetic acid and derivatives as complexi...

Preparation of cyclic N,N'-dimethylureas

Detergents that contain acyl derivatives of dihydroxydioxane as ble...

Preparation of N-hydroxypyrazoles

Polymeric conditioner for pretreating nonmetallic surfaces for chem...

Condensates of bis-(4-hydroxyphenyl) sulfone as tanning assistants,...

Alkoxylated amido-containing polyamines and their use for breaking...

Aftertreatment of reactive dyeings on cellulose fibers

Use of salts of sulfonamidocarboxylic acids as corrosion inhibitors...

Tanning assistant

2-Hydroxy-3-aminopropionic-n,n-diacetic acid and derivatives thereo...

Polyacetals, preparation thereof from dialdehydes and polyolcarboxy...

Preparation of acyloxybenzenesulfonic acids and their alkali metal...

After-treatment of dyeings with reactive dyes on cellulose fiber ma...