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Wolfgang Seeliger
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Marl, DE
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last 30 patents
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Patent Grant
Polyester imides and method for producing same
Patent number
4,687,834
Issue date
Aug 18, 1987
Huls Aktiengesellschaft
Martin Bartmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Grant
Process for the purification of epoxy compounds
Patent number
4,233,202
Issue date
Nov 11, 1980
Chemische Werke Huels Aktiengesellschaft
Dieter Berger
C07 - ORGANIC CHEMISTRY