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Torsten Heinemann
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Koln, DE
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last 30 patents
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Patent Grant
Polyol mixture for the preparation of rigid polyurethane foams
Patent number
6,586,490
Issue date
Jul 1, 2003
Bayer Aktiengesellschaft
Karl-Werner Dietrich
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Compressed, rigid polyurethane foams
Patent number
6,472,449
Issue date
Oct 29, 2002
Bayer Aktiengesellschaft
Torsten Heinemann
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Process for the producing of hard polyurethane foams with low heat...
Patent number
6,316,513
Issue date
Nov 13, 2001
Bayer Aktiengesellschaft
Dennis McCullough
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method for producing closed-cell rigid polyurethane foams having lo...
Patent number
6,306,920
Issue date
Oct 23, 2001
Bayer Aktiengesellschaft
Torsten Heinemann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Method of producing hydrocarbon-expanded rigid polyurethane foams
Patent number
6,071,978
Issue date
Jun 6, 2000
Bayer Aktiengesellschaft
Norbert Eisen
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the production of rigid polyurethane foams
Patent number
5,886,062
Issue date
Mar 23, 1999
Bayer Aktiengesellschaft
Karl-Werner Dietrich
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polymerizing monomers in presence of polyol and castor oil-polyol p...
Patent number
5,854,358
Issue date
Dec 29, 1998
Bayer Aktiengesellschaft
Torsten Heinemann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Continuous process for the preparation of highly stable, finely div...
Patent number
5,814,699
Issue date
Sep 29, 1998
Bayer Aktiengesellschaft
Mark R. Kratz
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Low-viscosity, stable, agglomerate-free polymer polyols, a process...
Patent number
5,594,066
Issue date
Jan 14, 1997
Bayer Aktiengesellschaft
Torsten Heinemann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Low viscosity polymer polyols a process for their production as wel...
Patent number
5,554,662
Issue date
Sep 10, 1996
Bayer Adtiengesellschaft
Josef Sanders
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...