BE514795A - - Google Patents
Info
- Publication number
- BE514795A BE514795A BE514795DA BE514795A BE 514795 A BE514795 A BE 514795A BE 514795D A BE514795D A BE 514795DA BE 514795 A BE514795 A BE 514795A
- 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
- G03C1/06—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
-
- 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
- G03C1/102—Organic substances dyes other than methine dyes
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- General Physics & Mathematics (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US251833A US2673149A (en) | 1951-10-17 | 1951-10-17 | Quaternary salts in mixed grain photographic emulsions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE514795A true BE514795A (nl) |
Family
ID=22953606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE514795D BE514795A (nl) | 1951-10-17 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2673149A (nl) |
| BE (1) | BE514795A (nl) |
| DE (1) | DE971466C (nl) |
| FR (1) | FR1099927A (nl) |
| GB (1) | GB722231A (nl) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE514795A (nl) * | 1951-10-17 | |||
| US3062645A (en) * | 1957-11-27 | 1962-11-06 | Eastman Kodak Co | Sensitization of photographic emulsions to be developed with p-phenylenediamine developing agents |
| US3502467A (en) * | 1967-12-12 | 1970-03-24 | Eastman Kodak Co | High temperature processing in dyedeveloper diffusion transfer systems |
| US4351898A (en) * | 1978-01-03 | 1982-09-28 | Goldberg Richard J | Mixed grain single emulsion layer photographic material |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB587434A (en) * | 1939-12-20 | 1947-04-25 | Gevaert Photo Prod Nv | Improvements in and relating to the preparation of heterocyclic nitrogen compounds |
| BE463680A (nl) * | 1940-02-29 | |||
| BE491769A (nl) * | 1948-10-30 | |||
| BE514795A (nl) * | 1951-10-17 |
-
0
- BE BE514795D patent/BE514795A/xx unknown
-
1951
- 1951-10-17 US US251833A patent/US2673149A/en not_active Expired - Lifetime
-
1952
- 1952-09-08 GB GB22466/52A patent/GB722231A/en not_active Expired
- 1952-09-12 DE DEE6007A patent/DE971466C/de not_active Expired
- 1952-10-17 FR FR1099927D patent/FR1099927A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1099927A (fr) | 1955-09-14 |
| US2673149A (en) | 1954-03-23 |
| GB722231A (en) | 1955-01-19 |
| DE971466C (de) | 1959-01-29 |