BE668825A - - Google Patents
Info
- Publication number
- BE668825A BE668825A BE668825DA BE668825A BE 668825 A BE668825 A BE 668825A BE 668825D A BE668825D A BE 668825DA BE 668825 A BE668825 A BE 668825A
- 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
- G03C1/00—Photosensitive materials
- G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
- G03C1/485—Direct positive emulsions
- G03C1/48515—Direct positive emulsions prefogged
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 |
|---|---|---|---|
| US392625A US3361564A (en) | 1964-08-27 | 1964-08-27 | Amine borane as fogging agent in direct positive |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE668825A true BE668825A (de) | 1966-02-28 |
Family
ID=23551354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE668825D BE668825A (de) | 1964-08-27 | 1965-08-26 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3361564A (de) |
| BE (1) | BE668825A (de) |
| DE (1) | DE1572125C3 (de) |
| GB (1) | GB1076296A (de) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3445235A (en) * | 1965-07-15 | 1969-05-20 | Du Pont | Rhodium and iridium salts as anti-kinking agent in direct positive silver halide emulsions |
| US3451819A (en) * | 1965-08-09 | 1969-06-24 | Du Pont | Photosoluble silver halide emulsion made spontaneously developable with amine boranes |
| US3607288A (en) * | 1968-06-12 | 1971-09-21 | Du Pont | Radiation-sensitive silver halide emulsions containing amine boranes and gold compounds |
| CA938152A (en) * | 1969-04-28 | 1973-12-11 | Eastman Kodak Company | Photographic emulsions including reactive quaternary salts |
| BE756627A (fr) * | 1969-09-26 | 1971-03-01 | Du Pont | Emulsions positives directes contenant des amino-boranes et dessels de bismuth |
| BE757384A (fr) * | 1969-10-13 | 1971-04-13 | Du Pont | Emulsions photographiques a positif direct |
| US3637392A (en) * | 1970-08-10 | 1972-01-25 | Du Pont | Direct-positive silver halide emulsions containing boron hydrides |
| US3804632A (en) * | 1972-02-15 | 1974-04-16 | Du Pont | Metalloboranes as fogging agents in direct positive emulsions |
| GB1427525A (en) * | 1972-07-13 | 1976-03-10 | Agfa Gevaert | Directpositive silver halide emulsions |
| US3951656A (en) * | 1974-07-05 | 1976-04-20 | Gaf Corporation | Direct-positive silver halide emulsion fogged with a cyanoborohydride anion |
| JPS583535B2 (ja) * | 1976-11-25 | 1983-01-21 | コニカ株式会社 | 直接ポジ画像の形成方法 |
| US5411855A (en) * | 1993-12-16 | 1995-05-02 | Eastman Kodak Company | Photographic element exhibiting improved speed and stability |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE634229A (de) * | 1962-07-11 |
-
1964
- 1964-08-27 US US392625A patent/US3361564A/en not_active Expired - Lifetime
-
1965
- 1965-08-10 GB GB34233/65A patent/GB1076296A/en not_active Expired
- 1965-08-11 DE DE1572125A patent/DE1572125C3/de not_active Expired
- 1965-08-26 BE BE668825D patent/BE668825A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1572125A1 (de) | 1970-02-26 |
| US3361564A (en) | 1968-01-02 |
| DE1572125C3 (de) | 1975-08-21 |
| DE1572125B2 (de) | 1975-01-16 |
| GB1076296A (en) | 1967-07-19 |