P

Inventor

KROENER MICHAEL

DE50 patents
⚠️ This page may combine multiple inventors who share the name “KROENER MICHAEL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BASF AG

40 patents
US4421602ADec 20, 1983

Linear basic polymers, their preparation and their use

BASF AG222 citations99
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
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
US4711930ADec 8, 1987

Honeycomb catalyst and its preparation

BASF AG56 citations95
US5599898AFeb 4, 1997

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

BASF AG20 citations93
US5935896AAug 10, 1999

Catalyst supports and catalysts for dehydrocyanation reactions and processes for producing them

BASF AG32 citations92
US5863879AJan 26, 1999

Dye transfer inhibitors for detergents

BASF AG43 citations92
US5290880AMar 1, 1994

Preparation of finely divided, water-soluble polymers containing vinylamine units

BASF AG26 citations92
US5145559ASep 8, 1992

Production of paper, board and cardboard

BASF AG31 citations92
US5126395AJun 30, 1992

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

BASF AG37 citations92
US5008321AApr 16, 1991

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

BASF AG27 citations92
US4940514AJul 10, 1990

Making paper, board and cardboard of high dry strength

BASF AG47 citations92
US4818341AApr 4, 1989

Production of paper and paperboard of high dry strength

BASF AG50 citations92
US4772359ASep 20, 1988

Production of paper, board and cardboard

BASF AG31 citations92
US4623699ANov 18, 1986

Preparation of linear, basic polymer powders

BASF AG30 citations92
US4859642AAug 22, 1989

Fixed-bed catalyst structure obtained using honeycomb elements

BASF AG41 citations91
US4444667AApr 24, 1984

Flocculant for sludges

BASF AG41 citations89
US6114435ASep 5, 2000

Preparation of aqueous solutions of polymers containing vinylamine units, which solutions have a long shelf life, and their use

BASF AG13 citations74
US4814505AMar 21, 1989

Purification of n-vinylformamide

BASF AG16 citations74
US5098521AMar 24, 1992

Production of paper, board and cardboard from paper stocks containing foreign materials

BASF AG13 citations73
US4560756ADec 24, 1985

2-Aminopyrazines and the preparation of 2-aminopyrazines and pyrazines

BASF AG8 citations73
US4543215ASep 24, 1985

α-iminodiacetonitriles and their preparation

BASF AG9 citations73
US5478656ADec 26, 1995

Cationic urea/formaldehyde resins, their preparation and their use in the paper industry

BASF AG8 citations72
US4745207AMay 17, 1988

Preparation of the reaction products of hydrogen cyanide

BASF AG10 citations71
US5951828ASep 14, 1999

Continuous distillation of thermolabile monomers

BASF AG6 citations63
US5662781ASep 2, 1997

Elimination of nitrile impurities from polymers

BASF AG4 citations63
US5326909AJul 5, 1994

Stabilization of monomeric N-vinylformamide

BASF AG2 citations63
US5155270AOct 13, 1992

Anionically polymerized n-vinylformamide and the preparation thereof

BASF AG2 citations63
US5077427ADec 31, 1991

Preparation of alpha-formylamino nitriles

BASF AG2 citations63
US4687848AAug 18, 1987

Preparation of 2-aminopyrazines and pyrazines

BASF AG5 citations62
US5359082AOct 25, 1994

Preparation of 4-substituted imidazoles from N-formyl-α-aminonitrile

BASF AG3 citations61
US4321412AMar 23, 1982

Preparation of aromatic aldehydes by the Sommelet reaction

BASF AG3 citations59
US4596889AJun 24, 1986

Preparation of alkenyl-lactic acid esters and the novel esters obtained

BASF AG4 citations58
US5077426ADec 31, 1991

Preparation of alpha-formylamino nitriles

BASF AG0 citations52
US5554718ASep 10, 1996

Catonic urea/formaldehyde resins, their preparation and their use in the paper industry

BASF AG1 citations51

IBM

7 patents

CARLOUGH STEVEN R

1 patent

BOERSMA MAARTEN J

1 patent

JOHANNES HANS-HERMANN

1 patent