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Sigrid Scholz-Weigl
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Marl, DE
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last 30 patents
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Patent Grant
Process for the peparation of finely divided, water-swellable polys...
Patent number
5,183,872
Issue date
Feb 2, 1993
Starchem GmbH
Klaus Heidel
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Grant
Use of N-oxalkylated derivatives of aniline as a polymer-dissolving...
Patent number
4,425,266
Issue date
Jan 10, 1984
Chemische Werke Huels Aktiengesellschaft
Rudolf Beck
C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...