Diazotising and coupling in one step

Industry

CPC
C09B41/009

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CCHEMISTRY METALLURGY C09Paints, dyes C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES MORDANTS LAKES C09B41/00Special methods of performing the coupling reaction

Current Industry

C09B41/009Diazotising and coupling in one step

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Organic solvent-free process for the preparation of 2-(2-nitropheny...
- Patent number 7,074,906
- Issue date Jul 11, 2006
- Ciba Specialty Chemicals Corporation
- Stephen Daniel Pastor
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of dyestuffs
- Patent number 5,578,711
- Issue date Nov 26, 1996
- Bayer Aktiengesellschaft
- Roderich Raue
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of dyestuffs
- Patent number 5,541,299
- Issue date Jul 30, 1996
- Bayer Aktiengesellschaft
- Roderich Raue
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of dyestuffs
- Patent number 5,502,171
- Issue date Mar 26, 1996
- Bayer Aktiengesellschaft
- Roderich Raue
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the manufacture of formulations of water-insoluble azo...
- Patent number 4,980,459
- Issue date Dec 25, 1990
- Ciba-Geigy Corporation
- Alberto Rabassa
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Neutron and/or gamma radiation detecting system
- Patent number 4,829,185
- Issue date May 9, 1989
- Kernforschungszentrum Karlsruhe GmbH
- Karlheinz Kerff
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Cationic polyazo dyestuffs, their stable solutions, their preparati...
- Patent number 4,502,862
- Issue date Mar 5, 1985
- Bayer Aktiengesellschaft
- Roderich Rave
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Production of azo compounds
- Patent number 4,496,481
- Issue date Jan 29, 1985
- Ciba-Geigy Corporation
- Ian R. Wheeler
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process for the preparation of solutions of cationic azo dyestuffs
- Patent number 4,468,349
- Issue date Aug 28, 1984
- Bayer Aktiengesellschaft
- Karl Linhart
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Preparing concentrated azo dye solutions using nitrite salt as both...
- Patent number 4,432,899
- Issue date Feb 21, 1984
- Bayer Aktiengesellschaft
- Karl Linhart
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process for the preparation of solutions of cationic polyazo dyestuffs
- Patent number 4,400,321
- Issue date Aug 23, 1983
- Bayer Aktiengesellschaft
- Karl Linhart
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process for the preparation of cationic alkylarylhydrazone dyestuff...
- Patent number 4,376,728
- Issue date Mar 15, 1983
- Bayer Aktiengesellschaft
- Roderich Raue
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process for the preparation of water-soluble azo dyestuffs by react...
- Patent number 4,035,350
- Issue date Jul 12, 1977
- Hoechst Aktiengesellschaft
- Josef Landler
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
3928314
- Patent number 3,928,314
- Issue date Dec 23, 1975
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
3793305
- Patent number 3,793,305
- Issue date Feb 19, 1974
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
3678028
- Patent number 3,678,028
- Issue date Jul 18, 1972
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
2478767
- Patent number 2,478,767
- Issue date Aug 9, 1949
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
2478768
- Patent number 2,478,768
- Issue date Aug 9, 1949
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
2418416
- Patent number 2,418,416
- Issue date Apr 1, 1947
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
Organic solvent-free process for the preparation of 2-(2-nitropheny...
- Publication number 20050053562
- Publication date Mar 10, 2005
- Stephen Daniel Pastor
- C07 - ORGANIC CHEMISTRY

Diazotising and coupling in one step

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Organic solvent-free process for the preparation of 2-(2-nitropheny...

Process for the preparation of dyestuffs

Process for the preparation of dyestuffs

Process for the preparation of dyestuffs

Process for the manufacture of formulations of water-insoluble azo...

Neutron and/or gamma radiation detecting system

Cationic polyazo dyestuffs, their stable solutions, their preparati...

Production of azo compounds

Process for the preparation of solutions of cationic azo dyestuffs

Preparing concentrated azo dye solutions using nitrite salt as both...

Process for the preparation of solutions of cationic polyazo dyestuffs

Process for the preparation of cationic alkylarylhydrazone dyestuff...

Process for the preparation of water-soluble azo dyestuffs by react...

3928314

3793305

3678028

2478767

2478768

2418416

Patents Applicationslast 30 patents

Organic solvent-free process for the preparation of 2-(2-nitropheny...