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Franz Weider
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Leverkusen, DE
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last 30 patents
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Patent Grant
Process for production of polyisocyanates containing at least partl...
Patent number
4,507,427
Issue date
Mar 26, 1985
Bayer Aktiengesellschaft
Terry A. Potter
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the preparation of aqueous dispersions or solutions of...
Patent number
4,452,834
Issue date
Jun 5, 1984
Bayer Aktiengesellschaft
Klaus Nachtkamp
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Aqueous dispersions of urethane-modified polyesters, a process for...
Patent number
4,331,573
Issue date
May 25, 1982
Bayer Aktiengesellschaft
Karl Zabrocki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Aqueous polyester dispersions
Patent number
4,321,170
Issue date
Mar 23, 1982
Bayer Aktiengesellschaft
Karl Zabrocki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Aqueous dispersions of epoxide compounds
Patent number
4,318,832
Issue date
Mar 9, 1982
Bayer Aktiengesellschaft
Karl Zabrocki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the preparation of water-dispersible or water-soluble b...
Patent number
4,284,544
Issue date
Aug 18, 1981
Bayer Aktiengesellschaft
Christian Wegner
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Chlorination of polyolefins in the presence of complex formers
Patent number
4,165,431
Issue date
Aug 21, 1979
Bayer Aktiengesellschaft
Franz Alfes
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...