Jurgen Gronen

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Overath, DE

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Patents Grantslast 30 patents

Information Patent Grant
High-resilient polyurethane foams produced from polyether polyols
- Patent number 6,858,655
- Issue date Feb 22, 2005
- Bayer Aktiengesellschaft
- Jörg Hofmann
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Stabilized, finely disperse low-viscosity polymer polyols with a hi...
- Patent number 6,472,447
- Issue date Oct 29, 2002
- Klaus Lorenz
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the production of polyisocyanates having a biuret struc...
- Patent number 5,994,491
- Issue date Nov 30, 1999
- Bayer Aktiengesellschaft
- Helmut Woynar
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polyurethane elastomers prepared from aliphatic polyisocyanates and...
- Patent number 5,750,580
- Issue date May 12, 1998
- Bayer Aktiengesellschaft
- Eduard Mayer
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Process of molding products by rim
- Patent number 5,470,523
- Issue date Nov 28, 1995
- Bayer Aktiengesellschaft
- Bernhard Jansen
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...