the tetrazo component being a derivative of a diaryl- or triaryl- alkane or-alkene

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C09B35/205

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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

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C09B35/205the tetrazo component being a derivative of a diaryl- or triaryl- alkane or-alkene

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Patents Grantslast 30 patents

Information Patent Grant
Photoresist composition for use in color filters
- Patent number 5,731,110
- Issue date Mar 24, 1998
- Sumitomo Chemical Company, Limited
- Yoshiki Hishiro
- G02 - OPTICS
Information Patent Grant
Azo dyes for use in color filters and method for production of colo...
- Patent number 5,686,585
- Issue date Nov 11, 1997
- Sumitomo Chemical Company, Limited
- Yoshiki Hishiro
- G02 - OPTICS
Information Patent Grant
Bisazo compounds and electrophotographic photoconductors comprising...
- Patent number 5,081,233
- Issue date Jan 14, 1992
- Ricoh Company, Ltd.
- Masaomi Sasaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Biz-diazotized diaryl diamine coupled dyes having improved solubili...
- Patent number 5,068,319
- Issue date Nov 26, 1991
- Hoechst Celanese Corporation
- David M. Brown
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Bisazo compounds and electrophotographic photoconductors comprising...
- Patent number 4,830,943
- Issue date May 16, 1989
- Ricoh Company, Ltd.
- Masaomi Sasaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Disazo compounds, photoconductive compositions and electrophotograp...
- Patent number 4,508,805
- Issue date Apr 2, 1985
- Fuji Photo Film Co., Ltd.
- Kouichi Kawamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents