Walter Klan

Person

Leverkusen, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Fine cell, water-blown rigid polyurethane foams
- Patent number 7,671,104
- Issue date Mar 2, 2010
- Bayer MaterialScience AG
- Torsten Heinemann
- 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
Polyether polyols, polyol formulation containing them and their use...
- Patent number 6,107,359
- Issue date Aug 22, 2000
- Bayer Aktiengesellschaft
- Karl-Werner Dietrich
- 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
Polyether polyols, polyol formulation containing them and their use...
- Patent number 5,840,781
- Issue date Nov 24, 1998
- Bayer Aktiengesellschaft
- Karl-Werner Dietrich
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for preparing rigid polyurethane foams
- Patent number 5,736,588
- Issue date Apr 7, 1998
- Bayer Aktiengesellschaft
- Norbert Eisen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Reaction products useful as catalysts in the production of isocyana...
- Patent number 4,857,560
- Issue date Aug 15, 1989
- Bayer Aktiengesellschaft
- Manfred Schmidt
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Fine cell, water-blown rigid polyurethane foams
- Publication number 20050014857
- Publication date Jan 20, 2005
- Torsten Heinemann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Walter Klan

Person

Patents Grantslast 30 patents

Fine cell, water-blown rigid polyurethane foams

Compressed, rigid polyurethane foams

Process for the producing of hard polyurethane foams with low heat...

Method for producing closed-cell rigid polyurethane foams having lo...

Polyether polyols, polyol formulation containing them and their use...

Method of producing hydrocarbon-expanded rigid polyurethane foams

Polyether polyols, polyol formulation containing them and their use...

Process for preparing rigid polyurethane foams

Reaction products useful as catalysts in the production of isocyana...

Patents Applicationslast 30 patents

Fine cell, water-blown rigid polyurethane foams