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Otto Koch
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Cologne, DE
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last 30 patents
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Patent Grant
Process for the continuous coagulation of vinyl polymer latices
Patent number
5,314,990
Issue date
May 24, 1994
Bayer Aktiengesellschaft
Ulrich Jansen
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for working up stabilized ABS polymers with recovery of unr...
Patent number
5,225,465
Issue date
Jul 6, 1993
Bayer Aktiengesellschaft
Herbert Eichenauer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Mixtures of thermoplastic polymers in powder form
Patent number
5,039,747
Issue date
Aug 13, 1991
Bayer Aktiengesellschaft
Karl-Erwin Piejko
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Seeded emulsion polymerization of .alpha.-methylstyrene and acrylon...
Patent number
4,920,178
Issue date
Apr 24, 1990
Bayer Aktiengesellschaft
Karl Zabrocki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Process for the preparation of polymer powders by spray drying
Patent number
4,794,167
Issue date
Dec 27, 1988
Bayer Akteingesellschaft
Christian Lindner
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Thermoplastic moulding compositions having flame-retardant properties
Patent number
4,788,238
Issue date
Nov 29, 1988
Bayer Aktiengesellschaft
Gert Todtemann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Processing of polymer dispersions by spray drying
Patent number
4,774,271
Issue date
Sep 27, 1988
Bayer Aktiengesellschaft
Christian Lindner
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Thermoplastic moulding compositions based on polycarbonate/graft po...
Patent number
4,742,104
Issue date
May 3, 1988
Bayer Aktiengesellschaft
Christian Lindner
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Thermoplastic moulding compositions with flame-resistant properties
Patent number
4,721,774
Issue date
Jan 26, 1988
Bayer AG
Gert Todtemann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Thermoplastic moulding compositions
Patent number
4,639,473
Issue date
Jan 27, 1987
Bayer Aktiengesellschaft
Frank Wingler
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Acrylonitrile free blends of a polycarbonate, a graft rubber and a...
Patent number
4,631,311
Issue date
Dec 23, 1986
Bayer Aktiengesellschaft
Frank Wingler
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Acrylonitrile-free polycarbonate blends
Patent number
4,621,117
Issue date
Nov 4, 1986
Bayer Aktiengesellschaft
Frank Wingler
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Thermoplastic moulding compositions based on polycarbonate/graft po...
Patent number
4,596,851
Issue date
Jun 24, 1986
Bayer Aktiengesellschaft
Christian Lindner
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...