FR2132650B3 - - Google Patents
Info
- Publication number
- FR2132650B3 FR2132650B3 FR7209764A FR7209764A FR2132650B3 FR 2132650 B3 FR2132650 B3 FR 2132650B3 FR 7209764 A FR7209764 A FR 7209764A FR 7209764 A FR7209764 A FR 7209764A FR 2132650 B3 FR2132650 B3 FR 2132650B3
- Authority
- FR
- France
- 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
- G03C1/005—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
- G03C1/10—Organic substances
- G03C1/12—Methine and polymethine dyes
- G03C1/14—Methine and polymethine dyes with an odd number of CH groups
- G03C1/16—Methine and polymethine dyes with an odd number of CH groups with one CH group
-
- 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
- G03C1/10—Organic substances
- G03C1/12—Methine and polymethine dyes
- G03C1/22—Methine and polymethine dyes with an even number of CH groups
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Plural Heterocyclic Compounds (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB909571A GB1378517A (en) | 1971-04-08 | 1971-04-08 | Spectral sensitization of direct-positive silver halide emulsions |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2132650A3 FR2132650A3 (fr) | 1972-11-24 |
FR2132650B3 true FR2132650B3 (fr) | 1974-06-07 |
Family
ID=9865261
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7209764A Expired FR2132650B3 (fr) | 1971-04-08 | 1972-03-20 |
Country Status (6)
Country | Link |
---|---|
US (1) | US3764338A (fr) |
BE (1) | BE781665A (fr) |
CA (1) | CA984209A (fr) |
DE (1) | DE2215830A1 (fr) |
FR (1) | FR2132650B3 (fr) |
GB (1) | GB1378517A (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4460543A (en) * | 1982-04-10 | 1984-07-17 | Grillo-Werke Ag | Process for preparation of zinc powder for alkaline batteries by amalgamation of zinc powder |
JPS60121441A (ja) * | 1983-12-06 | 1985-06-28 | Mitsubishi Paper Mills Ltd | 直接ポジ用ハロゲン化銀写真乳剤 |
EP0599383B1 (fr) * | 1992-11-19 | 2001-02-28 | Eastman Kodak Company | Eléments photographiques à l' halogénure d'argent contenant composés colorants substitués par furanne ou pyrrole |
JP3588160B2 (ja) * | 1994-05-18 | 2004-11-10 | イーストマン コダック カンパニー | 複素環式置換基を有する青色増感色素 |
TWI225650B (en) * | 2001-03-28 | 2004-12-21 | Bayer Ag | Optical data carrier comprising a cationic aminoheterocyclic dye as light-absorbent compound in the information layer |
-
1971
- 1971-04-08 GB GB909571A patent/GB1378517A/en not_active Expired
-
1972
- 1972-03-20 FR FR7209764A patent/FR2132650B3/fr not_active Expired
- 1972-03-22 US US00237002A patent/US3764338A/en not_active Expired - Lifetime
- 1972-03-24 CA CA138,084A patent/CA984209A/en not_active Expired
- 1972-03-30 DE DE19722215830 patent/DE2215830A1/de active Pending
- 1972-04-05 BE BE781665A patent/BE781665A/fr unknown
Also Published As
Publication number | Publication date |
---|---|
FR2132650A3 (fr) | 1972-11-24 |
CA984209A (en) | 1976-02-24 |
US3764338A (en) | 1973-10-09 |
GB1378517A (en) | 1974-12-27 |
DE2215830A1 (de) | 1972-10-19 |
BE781665A (fr) | 1972-10-05 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |