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Wolfgang Wieder
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Leverkusen, DE
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last 30 patents
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Patent Grant
Process for producing diene rubbers polymerized by means of Nd cata...
Patent number
5,567,784
Issue date
Oct 22, 1996
Bayer AG
Wolfgang Wieder
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Flame resistant, halogen-free thermoplastic polymer compositions
Patent number
4,868,053
Issue date
Sep 19, 1989
Bayer Aktiengesellschaft
Christian Ohm
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Catalyst, preparation thereof and use thereof in the preparation of...
Patent number
4,331,823
Issue date
May 25, 1982
Bayer Aktiengesellschaft
Wolfgang Wieder
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Catalyst, preparation thereof and use thereof in the preparation of...
Patent number
4,316,820
Issue date
Feb 23, 1982
Bayer AG
Wolfgang Wieder
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Alternating isoprene-ethylene copolymers and a process for the prep...
Patent number
4,288,581
Issue date
Sep 8, 1981
Bayer Aktiengesellschaft
Wolfgang Wieder
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Graft polymers containing silicon
Patent number
4,276,389
Issue date
Jun 30, 1981
Bayer Aktiengesellschaft
Wolfgang Wieder
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...