BE716196A - - Google Patents
Info
- Publication number
- BE716196A BE716196A BE716196DA BE716196A BE 716196 A BE716196 A BE 716196A BE 716196D A BE716196D A BE 716196DA BE 716196 A BE716196 A BE 716196A
- Authority
- BE
- Belgium
Links
Classifications
-
- 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
- C09B43/00—Preparation of azo dyes from other azo compounds
- C09B43/12—Preparation of azo dyes from other azo compounds by acylation of amino groups
-
- 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
- C09B43/00—Preparation of azo dyes from other azo compounds
- C09B43/12—Preparation of azo dyes from other azo compounds by acylation of amino groups
- C09B43/136—Preparation of azo dyes from other azo compounds by acylation of amino groups with polyfunctional acylating agents
- C09B43/145—Preparation of azo dyes from other azo compounds by acylation of amino groups with polyfunctional acylating agents with polycarboxylic acids
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Coloring (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH806567A CH492234A (de) | 1967-06-07 | 1967-06-07 | Photographisches Material |
| CH75768 | 1968-01-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE716196A true BE716196A (en:Method) | 1968-12-06 |
Family
ID=25685589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE716196D BE716196A (en:Method) | 1967-06-07 | 1968-06-06 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3787215A (en:Method) |
| BE (1) | BE716196A (en:Method) |
| CH (1) | CH492234A (en:Method) |
| DE (1) | DE1769542C3 (en:Method) |
| FR (1) | FR1603105A (en:Method) |
| GB (1) | GB1196096A (en:Method) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2132697A1 (en:Method) * | 1971-04-07 | 1972-11-24 | Ciba Geigy Ag | |
| US4051123A (en) * | 1972-03-28 | 1977-09-27 | Ciba-Geigy Ag | Sulfonic-acid-group containing disazo dyestuffs |
| US4118232A (en) * | 1971-04-07 | 1978-10-03 | Ciba-Geigy Ag | Photographic material containing sulphonic acid group containing disazo dyestuffs |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4391884A (en) * | 1980-04-30 | 1983-07-05 | Ciba-Geigy Ag | Process for the production of a photographic color image by the silver dye bleach process and suitable color photographic material therefor |
| EP0149260B1 (en) * | 1984-01-12 | 1987-12-23 | Agfa-Gevaert N.V. | Compounds for use in a dye diffusion transfer process and photographic elements incorporating them |
| EP0373797A1 (en) * | 1988-12-12 | 1990-06-20 | Ilford Ag | Azo dyes and use thereof as image dyes in photographic silver dye bleach materials |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2294892A (en) * | 1940-05-07 | 1942-09-08 | Eastman Kodak Co | Dye for photographic layers |
| GB682665A (en) * | 1944-05-29 | 1952-11-12 | Bela Gaspar | Improved photographic light-sensitive materials |
| NL284975A (en:Method) * | 1961-11-02 | |||
| NL301600A (en:Method) * | 1962-12-11 | |||
| CH448739A (de) * | 1964-12-02 | 1967-12-15 | Ciba Geigy | Photographisches Material für das Silberfarbbleichverfahren |
-
1967
- 1967-06-07 CH CH806567A patent/CH492234A/de not_active IP Right Cessation
-
1968
- 1968-06-06 FR FR1603105D patent/FR1603105A/fr not_active Expired
- 1968-06-06 BE BE716196D patent/BE716196A/xx not_active IP Right Cessation
- 1968-06-07 DE DE1769542A patent/DE1769542C3/de not_active Expired
- 1968-06-07 GB GB27316/68A patent/GB1196096A/en not_active Expired
-
1972
- 1972-01-27 US US00221429A patent/US3787215A/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2132697A1 (en:Method) * | 1971-04-07 | 1972-11-24 | Ciba Geigy Ag | |
| US4118232A (en) * | 1971-04-07 | 1978-10-03 | Ciba-Geigy Ag | Photographic material containing sulphonic acid group containing disazo dyestuffs |
| US4051123A (en) * | 1972-03-28 | 1977-09-27 | Ciba-Geigy Ag | Sulfonic-acid-group containing disazo dyestuffs |
Also Published As
| Publication number | Publication date |
|---|---|
| US3787215A (en) | 1974-01-22 |
| CH492234A (de) | 1970-06-15 |
| DE1769542C3 (de) | 1980-05-14 |
| FR1603105A (en:Method) | 1971-03-22 |
| DE1769542A1 (de) | 1971-07-29 |
| GB1196096A (en) | 1970-06-24 |
| DE1769542B2 (de) | 1979-08-16 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: CIBA S.A. Effective date: 19850606 |