P

Inventor

HASSEL TILLMANN

DE21 patents
⚠️ This page may combine multiple inventors who share the name “HASSEL TILLMANN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BAYER AG

20 patents
US5252696AOct 12, 1993

Water-dispersible polyisocyanate mixtures, a process for their preparation and their use in two-component aqueous compositions

BAYER AG185 citations98
US6379751B1Apr 30, 2002

Imparting water-repellency with polysiloxanes containing carboxyl groups

BAYER AG84 citations96
US6642303B2Nov 4, 2003

Polyurethane-polyurea dispersions as coating compositions

BAYER AG46 citations92
US5547711AAug 20, 1996

Self-crosslinking preparations, production and use thereof

BAYER AG30 citations92
US5047272ASep 10, 1991

Transparent laminates

BAYER AG36 citations92
US5049427ASep 17, 1991

Laminated polarizers

BAYER AG49 citations91
US6284836B1Sep 4, 2001

Aqueous polyurethane dispersions

BAYER AG46 citations90
US6060574AMay 9, 2000

Reactive compositions containing blocked polyisocyanates and amine-functional resins

BAYER AG27 citations90
US5770264AJun 23, 1998

Anionically modified polyurethane ureas having reduced tackiness for the coating of leather

BAYER AG8 citations73
US5284928AFeb 8, 1994

Modified polyureas containing N-cyanaminocarbonyl urea groups and a process for their preparation

BAYER AG10 citations73
US6927251B2Aug 9, 2005

Mixtures of aqueous binders

BAYER AG10 citations71
US5955544ASep 21, 1999

Graft polymers of unsaturated monomers onto modified polyureas, processes for their preparation and their use

BAYER AG5 citations63
US7037590B2May 2, 2006

Water vapor-permeable coating composite

BAYER AG3 citations62
US5071923ADec 10, 1991

Surface-active copolymers and their use for the production of polyurethane powders

BAYER AG2 citations61
US5061756AOct 29, 1991

Process for the preparation of polyurethane powders

BAYER AG4 citations61
US5554711ASep 10, 1996

Polyisocyanate addition compounds containing cyanamide groups and their use

BAYER AG3 citations60
US4841073AJun 20, 1989

Radical anion salts of derivatives of 1,4,5,8-naphthalenetetracarboxylic acid and their use

BAYER AG4 citations59
US4921996AMay 1, 1990

Isocyanato-acylurethanes, a process for their preparation and their use

BAYER AG0 citations52
US4600771AJul 15, 1986

Process for the preparation of acylated sugars with a glycosidically bonded isothiocyanate group

BAYER AG0 citations52
US4659844AApr 21, 1987

Cyclic ethers which are substituted in a α-position by an isocyanide-dichloride group, and a process for their preparation

BAYER AG0 citations42

WOLFF WALSRODE AG

1 patent