Walter Schafer

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Leverkusen, DT

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Patents Grantslast 30 patents

Information Patent Grant
Process for the partial carbodiimidization of organic isocyanates
- Patent number 4,088,665
- Issue date May 9, 1978
- Bayer Aktiengesellschaft
- Kurt Findeisen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of modified polyisocyanates
- Patent number 4,077,989
- Issue date Mar 7, 1978
- Bayer Aktiengesellschaft
- Walter Schafer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
High molecular weight, insoluble carbodiimidization catalysts
- Patent number 4,067,820
- Issue date Jan 10, 1978
- Bayer Aktiengesellschaft
- Kuno Wagner
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for the production of polyureas
- Patent number 4,028,310
- Issue date Jun 7, 1977
- Bayer Aktiengesellschaft
- Walter Schafer
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...