D being derived from diaminobenzene

Industry

CPC
C09B35/461

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CCHEMISTRY METALLURGY C09Paints, dyes C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES MORDANTS LAKES C09B35/00Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling

Current Industry

C09B35/461D being derived from diaminobenzene

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Trisazo dyes, inks comprising same and their use in ink jet printing
- Patent number 5,423,906
- Issue date Jun 13, 1995
- Zeneca Limited
- Peter Gregory
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Use of metal-free azo _compounds having at least one _6-hydroxypyri...
- Patent number 4,780,106
- Issue date Oct 25, 1988
- Sandoz Ltd.
- Helmut Moser
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Trisazo compounds useful in producing water-resistant ink compositions
- Patent number 4,734,489
- Issue date Mar 29, 1988
- Taoka Chemical Company, Limited
- Shinjiro Kawasaki
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Azo compounds having at least one 6-hydroxypyrid-2-one coupling com...
- Patent number 4,673,735
- Issue date Jun 16, 1987
- Sandoz Ltd.
- Helmut Moser
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Trisazo dyes having a 4-(1-amino-3,6-disulfo-8-hydroxy-7-phenylazon...
- Patent number 4,468,348
- Issue date Aug 28, 1984
- Sandoz Ltd.
- Heinz Wicki
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Trisazo or tetrakisazo dyes containing a heterocyclic group
- Patent number 4,285,860
- Issue date Aug 25, 1981
- BASF Aktiengesellschaft
- Guenter Hansen
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Trisazo dyes having a 2,7-(1-amino-3,6-or 4,6-disulfo-8-hydroxynaph...
- Patent number 4,097,476
- Issue date Jun 27, 1978
- Sandoz Ltd.
- Heinz Wicki
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
3917887
- Patent number 3,917,887
- Issue date Nov 4, 1975
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
3202550
- Patent number 3,202,550
- Issue date Aug 24, 1965
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Grant
2103778
- Patent number 2,103,778
- Issue date Dec 28, 1937
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

D being derived from diaminobenzene

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Trisazo dyes, inks comprising same and their use in ink jet printing

Use of metal-free azo _compounds having at least one _6-hydroxypyri...

Trisazo compounds useful in producing water-resistant ink compositions

Azo compounds having at least one 6-hydroxypyrid-2-one coupling com...

Trisazo dyes having a 4-(1-amino-3,6-disulfo-8-hydroxy-7-phenylazon...

Trisazo or tetrakisazo dyes containing a heterocyclic group

Trisazo dyes having a 2,7-(1-amino-3,6-or 4,6-disulfo-8-hydroxynaph...

3917887

3202550

2103778

Patents Applicationslast 30 patents