FR1311685A - Photographic layers for the silver discoloration process - Google Patents
Photographic layers for the silver discoloration processInfo
- Publication number
- FR1311685A FR1311685A FR885546A FR885546A FR1311685A FR 1311685 A FR1311685 A FR 1311685A FR 885546 A FR885546 A FR 885546A FR 885546 A FR885546 A FR 885546A FR 1311685 A FR1311685 A FR 1311685A
- Authority
- FR
- France
- Prior art keywords
- photographic layers
- silver discoloration
- discoloration process
- silver
- photographic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- G03C1/00—Photosensitive materials
- G03C1/76—Photosensitive materials characterised by the base or auxiliary layers
- G03C1/825—Photosensitive materials characterised by the base or auxiliary layers characterised by antireflection means or visible-light filtering means, e.g. antihalation
- G03C1/83—Organic dyestuffs therefor
- G03C1/831—Azo dyes
-
- 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
-
- 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
- C09B35/021—Disazo dyes characterised by two coupling components of the same type
- C09B35/03—Disazo dyes characterised by two coupling components of the same type in which the coupling component is a heterocyclic compound
-
- 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
- C09B43/32—Preparation of azo dyes from other azo compounds by reacting carboxylic or sulfonic groups, or derivatives thereof, with amines; by reacting keto-groups with amines
-
- 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)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR885546A FR1311685A (en) | 1961-01-26 | 1962-01-22 | Photographic layers for the silver discoloration process |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH91061A CH398308A (en) | 1961-01-26 | 1961-01-26 | Photographic layer for the silver dye bleaching process |
FR885546A FR1311685A (en) | 1961-01-26 | 1962-01-22 | Photographic layers for the silver discoloration process |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1311685A true FR1311685A (en) | 1962-12-07 |
Family
ID=25686079
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR885546A Expired FR1311685A (en) | 1961-01-26 | 1962-01-22 | Photographic layers for the silver discoloration process |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1311685A (en) |
-
1962
- 1962-01-22 FR FR885546A patent/FR1311685A/en not_active Expired
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR1284462A (en) | Photographic layers for the silver discoloration process | |
FR1312796A (en) | Process for the preparation of photographic silver halide emulsions | |
FR1311546A (en) | Photographic layers for the silver discoloration process | |
FR1225554A (en) | Process for the preparation of photographic silver halide emulsions | |
FR1311068A (en) | Process for the development of photographic silver halide emulsion layers | |
FR84793E (en) | Photographic layers for the bleaching process of colored silver images | |
FR1341169A (en) | Process for obtaining polychrome images using the silver discoloration process | |
FR1292672A (en) | Photographic layers for the silver discoloration process | |
FR1449357A (en) | Photographic articles for the silver discoloration process | |
FR1317394A (en) | Photographic layers for the silver discoloration process | |
FR1339016A (en) | Photographic layers for the silver discoloration process | |
FR1311685A (en) | Photographic layers for the silver discoloration process | |
FR1454112A (en) | Photographic preparations for the silver discoloration process | |
FR1305111A (en) | Photographic layers for the silver discoloration process | |
FR1419321A (en) | Photographic preparations for the silver discoloration process | |
FR1342619A (en) | Photographic articles for the silver discoloration process | |
FR1375598A (en) | Photographic articles for the silver discoloration process | |
FR1346870A (en) | Photographic articles for the silver discoloration process | |
FR1464177A (en) | Photographic articles for the silver discoloration process | |
FR1291283A (en) | Photographic layers for the money laundering process | |
FR1435543A (en) | Photographic articles for the silver discoloration process | |
FR1422699A (en) | Photographic articles for the silver discoloration process | |
CH429441A (en) | Process for the development of silver halide emulsion layers | |
FR1493164A (en) | Photographic layers for the silver bleaching process | |
FR1358695A (en) | Photographic articles for use in the silver discoloration process |