Roland Nast

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Dormagen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for the production of oligoesters containing hydroxy groups...
- Patent number 4,757,097
- Issue date Jul 12, 1988
- Bayer Aktiengesellschaft
- Manfred Dietrich
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Alkoxylated aminopolyethers, a process for their preparation
- Patent number 4,739,094
- Issue date Apr 19, 1988
- Bayer Aktiengesellschaft
- Jan Mazanek
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for removing alkaline catalysts from polyether polyols
- Patent number 4,482,750
- Issue date Nov 13, 1984
- Bayer Aktiengesellschaft
- Hartmut Hetzel
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...