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Wilhelm Goyert
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Cologne, DE
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last 30 patents
Information
Patent Grant
Process for stabilizing plastics containing ester groups
Patent number
5,210,170
Issue date
May 11, 1993
Bayer Aktiengesellschaft
Bernd Quiring
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polyethers and their use as mold release agents for plastics
Patent number
4,889,908
Issue date
Dec 26, 1989
Bayer Aktiengesellschaft
Joachim Franke
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the production of radiation-crosslinked thermoplastic p...
Patent number
4,762,884
Issue date
Aug 9, 1988
Bayer Aktiengesellschaft
Wilhelm Goyert
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the production of matte, non-blocking, thin-walled mold...
Patent number
4,656,199
Issue date
Apr 7, 1987
Bayer Aktiengesellschaft
Georg Niederdellmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Bismorpholines, a process for their preparation and their use for p...
Patent number
4,639,478
Issue date
Jan 27, 1987
Bayer Aktiengesellschaft
Peter Haas
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Bismorpholines and a process for their preparation
Patent number
4,617,387
Issue date
Oct 14, 1986
Bayer Aktiengesellschaft
Peter Haas
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Thermoplastic polyurethanes having a high heat stability, based on...
Patent number
4,521,582
Issue date
Jun 4, 1985
Bayer Aktiengesellschaft
Wilhelm Goyert
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Reinforced polyurethane thermoplastic chemical materials and proces...
Patent number
4,500,671
Issue date
Feb 19, 1985
Bayer Aktiengesellschaft
Wilhelm Goyert
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the preparation of polyurethane elastomers using diols...
Patent number
4,476,253
Issue date
Oct 9, 1984
Bayer Aktiengesellschaft
Herbert Salzburg
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Low-halogen-content, thermoplastic polyurethane elastomer having im...
Patent number
4,397,974
Issue date
Aug 9, 1983
Bayer Aktiengesellschaft
Wilhelm Goyert
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Thermoplastic polyurethanes for processing in extruders and/or on c...
Patent number
4,371,684
Issue date
Feb 1, 1983
Bayer Aktiengesellschaft
Bernd Quiring
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the production of thermoplastic synthetic materials
Patent number
4,342,847
Issue date
Aug 3, 1982
Bayer Aktiengesellschaft
Wilhelm Goyert
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Thermoplastic synthetic material and a process for its production
Patent number
4,317,890
Issue date
Mar 2, 1982
Bayer Aktiengesellschaft
Wilhelm Goyert
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Extrusion process for the preparation of polyurethane ureas
Patent number
4,286,080
Issue date
Aug 25, 1981
Bayer Aktiengesellschaft
Bernd Quiring
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the production of thermoplastic polymer by introducing...
Patent number
4,261,946
Issue date
Apr 14, 1981
Bayer Aktiengesellschaft
Wilhelm Goyert
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the preparation of polyurethane elastomers in which at...
Patent number
4,250,292
Issue date
Feb 10, 1981
Bayer Aktiengesellschaft
Georg Niederdellmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the production of thermoplastic polyurethane elastomers
Patent number
4,245,081
Issue date
Jan 13, 1981
Bayer Aktiengesellschaft
Bernd Quiring
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...