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Ute Wollborn
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Krefeld, DE
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Patents Grants
last 30 patents
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Patent Grant
Process for the production of polyether block copolysulfones
Patent number
6,365,678
Issue date
Apr 2, 2002
Bayer Aktiengesellschaft
Knud Reuter
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Grant
Iminodisuccinate-containing polymers
Patent number
5,679,761
Issue date
Oct 21, 1997
Bayer AG
Lutz Heuer
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
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Patent Application
Process for the production of polycarbonate which is damaged to a p...
Publication number
20040103717
Publication date
Jun 3, 2004
Stefan Westernacher
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...