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C09B29/0835

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CCHEMISTRY METALLURGY C09Paints, dyes C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES MORDANTS LAKES C09B29/00Monoazo dyes prepared by diazotising and coupling

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Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of aminoazo dyes
- Patent number 5,554,731
- Issue date Sep 10, 1996
- Bayer Aktiengesellschaft
- Karl-Josef Herd
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Fiber-reactive monoazo and disazo dyes
- Patent number 5,432,266
- Issue date Jul 11, 1995
- Bayer Aktiengesellschaft
- Karl-Josef Herd
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...