GB1279493A - Spectrally sensitized silver halide photographic emulsions - Google Patents
Spectrally sensitized silver halide photographic emulsionsInfo
- Publication number
- GB1279493A GB1279493A GB44500/69A GB4450069A GB1279493A GB 1279493 A GB1279493 A GB 1279493A GB 44500/69 A GB44500/69 A GB 44500/69A GB 4450069 A GB4450069 A GB 4450069A GB 1279493 A GB1279493 A GB 1279493A
- Authority
- GB
- United Kingdom
- Prior art keywords
- dyes
- silver halide
- optionally substituted
- iii
- sept
- 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
- -1 silver halide Chemical class 0.000 title abstract 4
- 239000000839 emulsion Substances 0.000 title abstract 2
- 229910052709 silver Inorganic materials 0.000 title abstract 2
- 239000004332 silver Substances 0.000 title abstract 2
- 239000000975 dye Substances 0.000 abstract 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 3
- 125000003785 benzimidazolyl group Chemical class N1=C(NC2=C1C=CC=C2)* 0.000 abstract 2
- 125000001434 methanylylidene group Chemical group [H]C#[*] 0.000 abstract 2
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 abstract 2
- 150000003839 salts Chemical class 0.000 abstract 2
- 125000000547 substituted alkyl group Chemical group 0.000 abstract 2
- 235000010724 Wisteria floribunda Nutrition 0.000 abstract 1
- 125000000217 alkyl group Chemical group 0.000 abstract 1
- 150000001450 anions Chemical class 0.000 abstract 1
- 125000005605 benzo group Chemical group 0.000 abstract 1
- 229910052799 carbon Inorganic materials 0.000 abstract 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 abstract 1
- 125000002057 carboxymethyl group Chemical group [H]OC(=O)C([H])([H])[*] 0.000 abstract 1
- 238000006482 condensation reaction Methods 0.000 abstract 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 abstract 1
- 229910052736 halogen Inorganic materials 0.000 abstract 1
- 150000002367 halogens Chemical class 0.000 abstract 1
- 229910052739 hydrogen Inorganic materials 0.000 abstract 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 abstract 1
- 125000001037 p-tolyl group Chemical group [H]C1=C([H])C(=C([H])C([H])=C1*)C([H])([H])[H] 0.000 abstract 1
- 125000002943 quinolinyl group Chemical class N1=C(C=CC2=CC=CC=C12)* 0.000 abstract 1
- 229910052711 selenium Inorganic materials 0.000 abstract 1
- 229910052717 sulfur Inorganic materials 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
- G03C1/28—Sensitivity-increasing substances together with supersensitising substances
- G03C1/29—Sensitivity-increasing substances together with supersensitising substances the supersensitising mixture being solely composed of dyes ; Combination of dyes, even if the supersensitising effect is not explicitly disclosed
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 |
|---|---|---|---|
| JP6485468 | 1968-09-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1279493A true GB1279493A (en) | 1972-06-28 |
Family
ID=13270177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB44500/69A Expired GB1279493A (en) | 1968-09-09 | 1969-09-09 | Spectrally sensitized silver halide photographic emulsions |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3617294A (enrdf_load_stackoverflow) |
| FR (1) | FR2017640A1 (enrdf_load_stackoverflow) |
| GB (1) | GB1279493A (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4841205B1 (enrdf_load_stackoverflow) * | 1970-07-16 | 1973-12-05 | ||
| JPS59165049A (ja) * | 1983-03-11 | 1984-09-18 | Fuji Photo Film Co Ltd | ハロゲン化銀写真感光材料 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2052754A (en) * | 1929-07-01 | 1936-09-01 | Agfa Ansco Corp | Sensitizing silver halide emulsions |
| US2422080A (en) * | 1943-12-08 | 1947-06-10 | Ilford Ltd | Photographic emulsions containing supersensitizing dye combinations |
| US2973264A (en) * | 1957-03-06 | 1961-02-28 | Gevaert Photo Prod Nv | Sensitized photographic emulsions |
| DE1127714B (de) * | 1960-08-20 | 1962-04-12 | Perutz Photowerke G M B H | Verfahren zur Herstellung von farbphotographischen Halogensilberemulsionen |
| GB1031367A (en) * | 1963-04-19 | 1966-06-02 | Ilford Ltd | Photographic light-sensitive materials |
| NL132538C (enrdf_load_stackoverflow) * | 1964-12-17 |
-
1969
- 1969-09-08 FR FR6930478A patent/FR2017640A1/fr not_active Withdrawn
- 1969-09-09 GB GB44500/69A patent/GB1279493A/en not_active Expired
- 1969-09-09 US US856487A patent/US3617294A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US3617294A (en) | 1971-11-02 |
| FR2017640A1 (enrdf_load_stackoverflow) | 1970-05-22 |
| DE1944751A1 (de) | 1970-04-02 |
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| GB1279493A (en) | Spectrally sensitized silver halide photographic emulsions | |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |