JPS4813059B1 - - Google Patents
Info
- Publication number
- JPS4813059B1 JPS4813059B1 JP44091356A JP9135669A JPS4813059B1 JP S4813059 B1 JPS4813059 B1 JP S4813059B1 JP 44091356 A JP44091356 A JP 44091356A JP 9135669 A JP9135669 A JP 9135669A JP S4813059 B1 JPS4813059 B1 JP S4813059B1
- 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
- G03C1/48515—Direct positive emulsions prefogged
- G03C1/48523—Direct positive emulsions prefogged characterised by the desensitiser
- G03C1/4853—Direct positive emulsions prefogged characterised by the desensitiser polymethine dyes
-
- 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
- G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
- G03C1/08—Sensitivity-increasing substances
- G03C1/28—Sensitivity-increasing substances together with supersensitising substances
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US77626268A | 1968-11-15 | 1968-11-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4813059B1 true JPS4813059B1 (ja) | 1973-04-25 |
Family
ID=25106903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP44091356A Pending JPS4813059B1 (ja) | 1968-11-15 | 1969-11-15 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3583870A (ja) |
| JP (1) | JPS4813059B1 (ja) |
| BE (1) | BE741748A (ja) |
| BR (1) | BR6914032D0 (ja) |
| CA (1) | CA927176A (ja) |
| CH (1) | CH526795A (ja) |
| FR (1) | FR2023388A1 (ja) |
| GB (1) | GB1283234A (ja) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3904637A (en) * | 1972-04-19 | 1975-09-09 | Eastman Kodak Co | 7'a'h,8'a'h-bisbenzothiazolo(3,2-a;-3',2'-a)pyrano (3,2-c;5,6-c'+9 dipyridinium compounds and related derivatives thereof |
| US4207103A (en) * | 1978-06-26 | 1980-06-10 | Eastman Kodak Company | Photographic print-out silver halide process |
| JPS59142541A (ja) * | 1983-02-02 | 1984-08-15 | Fuji Photo Film Co Ltd | ハロゲン化銀写真乳剤 |
| JPS59188641A (ja) * | 1983-04-11 | 1984-10-26 | Fuji Photo Film Co Ltd | ハロゲン化銀写真乳剤 |
| US4983508A (en) * | 1987-11-18 | 1991-01-08 | Fuji Photo Film Co., Ltd. | Method for manufacturing a light-sensitive silver halide emulsion |
| JPH03137632A (ja) * | 1989-10-24 | 1991-06-12 | Fuji Photo Film Co Ltd | 写真用ハロゲン化銀乳剤の製造方法 |
| US5536634A (en) * | 1994-09-30 | 1996-07-16 | Eastman Kodak Company | Silver halide emulsions spectrally sensitized in the presence of low N-alkyl pyridinium ions |
| CN104860875A (zh) * | 2015-05-14 | 2015-08-26 | 上海大学 | 高灵敏度变色材料取代苯乙酮基紫精衍生物及其合成方法 |
| CN108373444A (zh) * | 2018-03-09 | 2018-08-07 | 上海大学 | 荧光紫精衍生物及其应用和制备方法 |
-
1968
- 1968-11-15 US US776262A patent/US3583870A/en not_active Expired - Lifetime
-
1969
- 1969-10-17 CA CA065139A patent/CA927176A/en not_active Expired
- 1969-11-10 BR BR214032/69A patent/BR6914032D0/pt unknown
- 1969-11-13 GB GB55640/69A patent/GB1283234A/en not_active Expired
- 1969-11-14 FR FR6939104A patent/FR2023388A1/fr not_active Withdrawn
- 1969-11-14 CH CH1698669A patent/CH526795A/fr not_active IP Right Cessation
- 1969-11-14 BE BE741748D patent/BE741748A/xx unknown
- 1969-11-15 JP JP44091356A patent/JPS4813059B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| BE741748A (ja) | 1970-04-16 |
| FR2023388A1 (ja) | 1970-08-21 |
| CA927176A (en) | 1973-05-29 |
| BR6914032D0 (pt) | 1973-01-18 |
| CH526795A (fr) | 1972-08-15 |
| DE1957187A1 (de) | 1970-10-29 |
| GB1283234A (en) | 1972-07-26 |
| US3583870A (en) | 1971-06-08 |