JPS4910019A - - Google Patents
Info
- Publication number
- JPS4910019A JPS4910019A JP48035863A JP3586373A JPS4910019A JP S4910019 A JPS4910019 A JP S4910019A JP 48035863 A JP48035863 A JP 48035863A JP 3586373 A JP3586373 A JP 3586373A JP S4910019 A JPS4910019 A JP S4910019A
- Authority
- JP
- Japan
- 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.)
- Pending
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
- G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
- G03C1/485—Direct positive emulsions
- G03C1/48538—Direct positive emulsions non-prefogged, i.e. fogged after imagewise exposure
- G03C1/48546—Direct positive emulsions non-prefogged, i.e. fogged after imagewise exposure characterised by the nucleating/fogging agent
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00239734A US3816135A (en) | 1972-03-30 | 1972-03-30 | Direct positive silver halide emulsions through synergistic effects of fogging agents and organic reducing agents and/or their oxidized forms |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4910019A true JPS4910019A (enFirst) | 1974-01-29 |
Family
ID=22903488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP48035863A Pending JPS4910019A (enFirst) | 1972-03-30 | 1973-03-30 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3816135A (enFirst) |
| JP (1) | JPS4910019A (enFirst) |
| BE (1) | BE797508A (enFirst) |
| DE (1) | DE2314517A1 (enFirst) |
| FR (1) | FR2178112B3 (enFirst) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5385523A (en) * | 1977-01-07 | 1978-07-28 | Kubota Ltd | Internally-sealed, flexible pipe coupling |
| JPH02273735A (ja) * | 1989-04-17 | 1990-11-08 | Fuji Photo Film Co Ltd | 直接ポジ写真感光材料 |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2406515C3 (de) * | 1974-02-12 | 1978-06-15 | Du Pont De Nemours (Deutschland) Gmbh, 4000 Duesseldorf | Photographisches Material für die Herstellung von Direktpositiven |
| US4341858A (en) * | 1981-05-01 | 1982-07-27 | Eastman Kodak Company | Image-transfer reversal emulsions and elements with incorporated quinones |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE476292A (enFirst) * | 1946-04-01 | |||
| US3560213A (en) * | 1967-09-12 | 1971-02-02 | Du Pont | Direct-positive silver halide emulsions containing silver halide reducing agents in a low ph environment |
-
1972
- 1972-03-30 US US00239734A patent/US3816135A/en not_active Expired - Lifetime
-
1973
- 1973-03-23 DE DE19732314517 patent/DE2314517A1/de active Pending
- 1973-03-28 FR FR7311135A patent/FR2178112B3/fr not_active Expired
- 1973-03-29 BE BE129418A patent/BE797508A/xx unknown
- 1973-03-30 JP JP48035863A patent/JPS4910019A/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5385523A (en) * | 1977-01-07 | 1978-07-28 | Kubota Ltd | Internally-sealed, flexible pipe coupling |
| JPH02273735A (ja) * | 1989-04-17 | 1990-11-08 | Fuji Photo Film Co Ltd | 直接ポジ写真感光材料 |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2314517A1 (de) | 1973-10-04 |
| US3816135A (en) | 1974-06-11 |
| FR2178112B3 (enFirst) | 1976-03-26 |
| FR2178112A1 (enFirst) | 1973-11-09 |
| BE797508A (fr) | 1973-10-01 |