Inventor
HEIDINGSFELD HERBERT
DE20 patents
Patents
20 patentsUS6518389B1Feb 11, 2003
Aliphatic thermoplastic polyurethanes, processes for their preparation and their use
BAYER AG55 citations92
US6294637B1Sep 25, 2001
Continuous preparation of melt-processable polyurethane in a twin screw extruder
BAYER AG30 citations92
US5981655ANov 9, 1999
Process for preparing TPU molding compositions
BAYER AG24 citations92
US5936018AAug 10, 1999
Melt-processable polyurethanes containing special wax mixtures
BAYER AG21 citations92
US5905133AMay 18, 1999
Process for the continuous production of thermoplastically processable polyurethanes having improved processing behavior
BAYER AG35 citations92
US5795948AAug 18, 1998
Multistage process for production of thermoplastic polyurethane elastomers
BAYER AG47 citations92
US5760133AJun 2, 1998
Process for preparing TPU molding compositions
BAYER AG27 citations92
US5696205ADec 9, 1997
Process for preparing TPU molding compositions
BAYER AG21 citations92
US5567791AOct 22, 1996
Process for the continuous production of thermoplastic polyurethane elastomers
BAYER AG29 citations92
US5536781AJul 16, 1996
Process for the preparation of plastics containing thermoplastic polyurethanes
BAYER AG30 citations92
US5455312AOct 3, 1995
Process for the preparation of plastics containing thermoplastic polyurethanes
BAYER AG35 citations92
US4762884AAug 9, 1988
Process for the production of radiation-crosslinked thermoplastic polyurethanes
BAYER AG46 citations92
US6790916B2Sep 14, 2004
Process for the preparation of soft, low-shrinkage, thermoplastic polyurethane elastomers which can be easily released from the mold
BAYER AG22 citations90
US5908913AJun 1, 1999
Process for the continuous production of polyurethane and polyurethane urea prepolymers
BAYER AG21 citations90
US6355762B1Mar 12, 2002
Process for the continuous preparation of melt processable polyurethanes with improved softening behaviour
BAYER AG14 citations83
US5942593AAug 24, 1999
Cycloaliphatic thermoplastic polyurethane elastomers
BAYER AG15 citations74
US6930163B2Aug 16, 2005
Process for the continuous preparation of thermoplastically processable polyurethanes with improved softening properties
BAYER AG7 citations73
US6420510B1Jul 16, 2002
Aliphatic, low-emission thermoplastic polyurethane molding materials suitable for sintering
BAYER AG13 citations73
US5360885ANov 1, 1994
Process for the continuous production of polyurethane and polyurethane urea elastomers
BAYER AG12 citations71
US6930162B2Aug 16, 2005
Continuous preparation of thermoplastically processable polyurethanes
BAYER AG5 citations62