GB722231A - Improvements in mixed grain photographic emulsions - Google Patents
Improvements in mixed grain photographic emulsionsInfo
- Publication number
- GB722231A GB722231A GB22466/52A GB2246652A GB722231A GB 722231 A GB722231 A GB 722231A GB 22466/52 A GB22466/52 A GB 22466/52A GB 2246652 A GB2246652 A GB 2246652A GB 722231 A GB722231 A GB 722231A
- Authority
- GB
- United Kingdom
- Prior art keywords
- per cent
- added
- emulsions
- silver chloride
- emulsion
- Prior art date
- 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
- 239000000839 emulsion Substances 0.000 title abstract 7
- 229910021607 Silver chloride Inorganic materials 0.000 abstract 3
- 150000003839 salts Chemical group 0.000 abstract 3
- HKZLPVFGJNLROG-UHFFFAOYSA-M silver monochloride Chemical compound [Cl-].[Ag+] HKZLPVFGJNLROG-UHFFFAOYSA-M 0.000 abstract 3
- SZVOSVIRJCJZNS-UHFFFAOYSA-N Cl(=O)(=O)(=O)[O-].S1C(=[NH+]C2=C1C=CC=C2)CCCCCCCCCCC=2SC1=C([NH+]2)C=CC=C1.Cl(=O)(=O)(=O)[O-] Chemical class Cl(=O)(=O)(=O)[O-].S1C(=[NH+]C2=C1C=CC=C2)CCCCCCCCCCC=2SC1=C([NH+]2)C=CC=C1.Cl(=O)(=O)(=O)[O-] SZVOSVIRJCJZNS-UHFFFAOYSA-N 0.000 abstract 2
- 230000029087 digestion Effects 0.000 abstract 2
- ADZWSOLPGZMUMY-UHFFFAOYSA-M silver bromide Chemical compound [Ag]Br ADZWSOLPGZMUMY-UHFFFAOYSA-M 0.000 abstract 2
- AIGNCQCMONAWOL-UHFFFAOYSA-N 1,3-benzoselenazole Chemical class C1=CC=C2[se]C=NC2=C1 AIGNCQCMONAWOL-UHFFFAOYSA-N 0.000 abstract 1
- 150000000183 1,3-benzoxazoles Chemical class 0.000 abstract 1
- KAESVJOAVNADME-UHFFFAOYSA-N Pyrrole Chemical group C=1C=CNC=1 KAESVJOAVNADME-UHFFFAOYSA-N 0.000 abstract 1
- SJOOOZPMQAWAOP-UHFFFAOYSA-N [Ag].BrCl Chemical compound [Ag].BrCl SJOOOZPMQAWAOP-UHFFFAOYSA-N 0.000 abstract 1
- 125000003545 alkoxy group Chemical group 0.000 abstract 1
- 125000000217 alkyl group Chemical group 0.000 abstract 1
- 125000003118 aryl group Chemical group 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 238000009792 diffusion process Methods 0.000 abstract 1
- 239000000975 dye Substances 0.000 abstract 1
- 229910052736 halogen Inorganic materials 0.000 abstract 1
- 150000002367 halogens Chemical class 0.000 abstract 1
- CBEQRNSPHCCXSH-UHFFFAOYSA-N iodine monobromide Chemical compound IBr CBEQRNSPHCCXSH-UHFFFAOYSA-N 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- -1 naphthathiazoles Chemical class 0.000 abstract 1
- 239000004848 polyfunctional curative Substances 0.000 abstract 1
- 230000001235 sensitizing effect Effects 0.000 abstract 1
- 125000001424 substituent group Chemical group 0.000 abstract 1
- 150000003557 thiazoles Chemical class 0.000 abstract 1
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 |
|---|---|
| GB722231A true GB722231A (en) | 1955-01-19 |
Family
ID=22953606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB22466/52A Expired GB722231A (en) | 1951-10-17 | 1952-09-08 | Improvements in mixed grain photographic emulsions |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2673149A (enrdf_load_stackoverflow) |
| BE (1) | BE514795A (enrdf_load_stackoverflow) |
| DE (1) | DE971466C (enrdf_load_stackoverflow) |
| FR (1) | FR1099927A (enrdf_load_stackoverflow) |
| GB (1) | GB722231A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE971466C (de) * | 1951-10-17 | 1959-01-29 | Eastman Kodak Co | Verfahren zur Verhinderung der Diffusion von Sensibilisatoren in gemischtkoernigen Emulsionen |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 (enrdf_load_stackoverflow) * | 1940-02-29 | |||
| BE491769A (enrdf_load_stackoverflow) * | 1948-10-30 | |||
| BE514795A (enrdf_load_stackoverflow) * | 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
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE971466C (de) * | 1951-10-17 | 1959-01-29 | Eastman Kodak Co | Verfahren zur Verhinderung der Diffusion von Sensibilisatoren in gemischtkoernigen Emulsionen |
Also Published As
| Publication number | Publication date |
|---|---|
| DE971466C (de) | 1959-01-29 |
| US2673149A (en) | 1954-03-23 |
| BE514795A (enrdf_load_stackoverflow) | |
| FR1099927A (fr) | 1955-09-14 |
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