BE731130A - - Google Patents
Info
- Publication number
- BE731130A BE731130A BE731130DA BE731130A BE 731130 A BE731130 A BE 731130A BE 731130D A BE731130D A BE 731130DA BE 731130 A BE731130 A BE 731130A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
- G03C7/28—Silver dye bleach processes; Materials therefor; Preparing or processing such materials
- G03C7/29—Azo dyes therefor
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
- C09B35/02—Disazo dyes
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
- C09B35/02—Disazo dyes
- C09B35/039—Disazo dyes characterised by the tetrazo component
- C09B35/04—Disazo dyes characterised by the tetrazo component the tetrazo component being a benzene derivative
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Photovoltaic Devices (AREA)
- Paper (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH516768A CH501247A (de) | 1968-04-08 | 1968-04-08 | Photographisches lichtempfindliches Material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE731130A true BE731130A (en:Method) | 1969-10-06 |
Family
ID=4289040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE731130D BE731130A (en:Method) | 1968-04-08 | 1969-04-04 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3623874A (en:Method) |
| BE (1) | BE731130A (en:Method) |
| CH (1) | CH501247A (en:Method) |
| DE (1) | DE1917812A1 (en:Method) |
| FR (1) | FR2005733A1 (en:Method) |
| GB (1) | GB1230668A (en:Method) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0149978A3 (en) * | 1984-01-20 | 1988-08-31 | Ciba-Geigy Ag | Process for the production of photographic images by the silver dye-bleaching process |
| DE3775573D1 (de) * | 1986-02-11 | 1992-02-13 | Ilford Ag | Photographisches material fuer das silberfarbbleichverfahren. |
| US5371201A (en) * | 1990-05-18 | 1994-12-06 | Ciba-Geigy Corporation | Azo dyes and preparation and use thereof |
| US5332806A (en) * | 1990-05-18 | 1994-07-26 | Ciba-Geigy Corporation | Disazo dyes which contain 2-hydroxynaphthyl moiety |
| AR244752A1 (es) | 1990-05-18 | 1993-11-30 | Ciba Geigy | Azocolorantes, procedimiento para su preparacion y su empleo. |
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1968
- 1968-04-08 CH CH516768A patent/CH501247A/de not_active IP Right Cessation
-
1969
- 1969-04-02 US US812866A patent/US3623874A/en not_active Expired - Lifetime
- 1969-04-02 FR FR6910089A patent/FR2005733A1/fr not_active Withdrawn
- 1969-04-04 BE BE731130D patent/BE731130A/xx unknown
- 1969-04-08 DE DE19691917812 patent/DE1917812A1/de active Pending
- 1969-04-08 GB GB1230668D patent/GB1230668A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1230668A (en:Method) | 1971-05-05 |
| US3623874A (en) | 1971-11-30 |
| CH501247A (de) | 1970-12-31 |
| DE1917812A1 (de) | 1969-11-06 |
| FR2005733A1 (en:Method) | 1969-12-19 |