Walter Meckel

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Patents Grantslast 30 patents

Information Patent Grant
Production of water-dispersible polyurethanes having ionic groups a...
- Patent number 4,092,286
- Issue date May 30, 1978
- Bayer Aktiengesellschaft
- Klaus Noll
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Molecular weight control of polyurethane elastomers
- Patent number 4,071,505
- Issue date Jan 31, 1978
- Mobay Chemical Corporation
- Walter Meckel
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...