CA988354A - Process and elements for forming direct positive images - Google Patents
Process and elements for forming direct positive imagesInfo
- Publication number
- CA988354A CA988354A CA124,436A CA124436A CA988354A CA 988354 A CA988354 A CA 988354A CA 124436 A CA124436 A CA 124436A CA 988354 A CA988354 A CA 988354A
- Authority
- CA
- Canada
- Prior art keywords
- elements
- direct positive
- positive images
- forming direct
- forming
- 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
- G03C8/00—Diffusion transfer processes or agents therefor; Photosensitive materials for such processes
- G03C8/02—Photosensitive materials characterised by the image-forming section
- G03C8/04—Photosensitive materials characterised by the image-forming section the substances transferred by diffusion consisting of inorganic or organo-metallic compounds derived from photosensitive noble metals
-
- 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
- G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
- G03C1/46—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein having more than one photosensitive layer
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
- Nitrogen- Or Sulfur-Containing Heterocyclic Ring Compounds With Rings Of Six Or More Members (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US9290770A | 1970-11-25 | 1970-11-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA988354A true CA988354A (en) | 1976-05-04 |
Family
ID=22235750
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA124,436A Expired CA988354A (en) | 1970-11-25 | 1971-10-05 | Process and elements for forming direct positive images |
Country Status (7)
Country | Link |
---|---|
US (1) | US3695881A (it) |
AU (1) | AU461131B2 (it) |
BE (1) | BE775774A (it) |
CA (1) | CA988354A (it) |
FR (1) | FR2115933A5 (it) |
GB (1) | GB1372204A (it) |
IT (1) | IT941236B (it) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0014494B1 (en) * | 1979-02-02 | 1982-05-12 | Agfa-Gevaert N.V. | Photographic imaging process and materials suitable therefor |
US4335199A (en) * | 1980-02-19 | 1982-06-15 | E. I. Du Pont De Nemours And Company | High contrast by imagewise iodide infection in a mixed silver halide system |
JPS59121039A (ja) * | 1982-12-27 | 1984-07-12 | Fuji Photo Film Co Ltd | ハロゲン化銀写真感光材料 |
US4459351A (en) * | 1983-06-22 | 1984-07-10 | Eastman Kodak Company | Photographic element and process employed combination of surface and internal latent image silver halide |
DE3332688A1 (de) * | 1983-09-10 | 1985-03-28 | Agfa-Gevaert Ag, 5090 Leverkusen | Farbfotografisches aufzeichnungsmaterial |
US4661438A (en) | 1985-04-04 | 1987-04-28 | Eastman Kodak Company | Quaternized tellurium salt fog inhibiting agents for silver halide photography |
-
1970
- 1970-11-25 US US92907A patent/US3695881A/en not_active Expired - Lifetime
-
1971
- 1971-10-05 CA CA124,436A patent/CA988354A/en not_active Expired
- 1971-11-22 IT IT31451/71A patent/IT941236B/it active
- 1971-11-23 FR FR7141780A patent/FR2115933A5/fr not_active Expired
- 1971-11-24 BE BE775774A patent/BE775774A/xx unknown
- 1971-11-24 AU AU36112/71A patent/AU461131B2/en not_active Expired
- 1971-11-25 GB GB5474471A patent/GB1372204A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
AU3611271A (en) | 1973-05-31 |
GB1372204A (en) | 1974-10-30 |
IT941236B (it) | 1973-03-01 |
US3695881A (en) | 1972-10-03 |
BE775774A (fr) | 1972-03-16 |
FR2115933A5 (it) | 1972-07-07 |
AU461131B2 (en) | 1975-05-01 |
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