P

Inventor

WELTE RAINER

DE10 patents

Patents

10 patents
US4006124AFeb 1, 1977

Amidine-metal complexes and their use as catalysts for isocyanate polyaddition reactions

BAYER AG57 citations93
US5698601ADec 16, 1997

Process for the production of open-celled rigid polyurethane foams useful as insulating materials

BAYER AG18 citations92
US5202358AApr 13, 1993

Process for the preparation of liquid storable organic isocyanates containing carbodiimide and/or uretone imine groups and their use for the preparation of polyurethane plastics

BAYER AG41 citations92
US5124370AJun 23, 1992

Polyisocyanate mixtures containing isocyanurate groups, a process for their production and their use for the production of polyurethane foams

BAYER AG26 citations89
US5070115ADec 3, 1991

Substantially closed-cell rigid foams containing urethane, urea and biuret groups and a process for their production

BAYER AG14 citations73
US4190459AFeb 26, 1980

Process for the production of mineral fiber mats

BAYER AG12 citations73
US5386054AJan 31, 1995

Process for the purification of polyisocyanates, the polyisocyanates thus purified and use thereof

BAYER AG9 citations72
US5418258AMay 23, 1995

Process for the production of substantially closed-cell rigid foams containing urethane, urea and biuret groups showing excellent adhesion to solid surfaces and their use

BAYER AG2 citations62
US4198487AApr 15, 1980

Process for the production of inorganic-organic synthetic foam materials

BAYER AG5 citations62
US5350780ASep 27, 1994

Process for the preparation of substantially closed-cell rigid foams containing urethane, urea, biuret, and isocyanurate groups and a method of use thereof

BAYER AG6 citations61