GB685390A - Improvements in or relating to the sensitization and supersensitization of photographic emulsions - Google Patents
Improvements in or relating to the sensitization and supersensitization of photographic emulsionsInfo
- Publication number
- GB685390A GB685390A GB22167/50A GB2216750A GB685390A GB 685390 A GB685390 A GB 685390A GB 22167/50 A GB22167/50 A GB 22167/50A GB 2216750 A GB2216750 A GB 2216750A GB 685390 A GB685390 A GB 685390A
- Authority
- GB
- United Kingdom
- Prior art keywords
- carboxybenzyl
- ethyl
- rhodanine
- ethylidene
- methyl
- 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
- 206010070834 Sensitisation Diseases 0.000 title 1
- 239000000839 emulsion Substances 0.000 title 1
- 230000008313 sensitization Effects 0.000 title 1
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 abstract 12
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 abstract 8
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 abstract 6
- 238000010992 reflux Methods 0.000 abstract 6
- FVAUCKIRQBBSSJ-UHFFFAOYSA-M sodium iodide Chemical compound [Na+].[I-] FVAUCKIRQBBSSJ-UHFFFAOYSA-M 0.000 abstract 6
- -1 3 - p - carboxybenzyl - 2 - benzthiazolylidene Chemical group 0.000 abstract 4
- UPCYEFFISUGBRW-UHFFFAOYSA-N 3-ethyl-2-sulfanylidene-1,3-thiazolidin-4-one Chemical compound CCN1C(=O)CSC1=S UPCYEFFISUGBRW-UHFFFAOYSA-N 0.000 abstract 4
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 abstract 4
- VXXLSWSKOZAQGZ-UHFFFAOYSA-N 4-[[2-[2-(3-ethyl-4-oxo-2-sulfanylidene-1,3-thiazolidin-5-ylidene)ethylidene]-1,3-benzothiazol-3-yl]methyl]benzoic acid Chemical compound C(C)N1C(SC(C1=O)=CC=C1SC2=C(N1CC1=CC=C(C=C1)C(=O)O)C=CC=C2)=S VXXLSWSKOZAQGZ-UHFFFAOYSA-N 0.000 abstract 3
- 239000000975 dye Substances 0.000 abstract 3
- VUQUOGPMUUJORT-UHFFFAOYSA-N methyl 4-methylbenzenesulfonate Chemical compound COS(=O)(=O)C1=CC=C(C)C=C1 VUQUOGPMUUJORT-UHFFFAOYSA-N 0.000 abstract 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract 2
- 238000010438 heat treatment Methods 0.000 abstract 2
- 235000009518 sodium iodide Nutrition 0.000 abstract 2
- CQQSQBRPAJSTFB-UHFFFAOYSA-N 4-(bromomethyl)benzoic acid Chemical compound OC(=O)C1=CC=C(CBr)C=C1 CQQSQBRPAJSTFB-UHFFFAOYSA-N 0.000 abstract 1
- VTXAJZHRDFXQCO-UHFFFAOYSA-N 4-(bromomethyl)benzoic acid 2-methyl-1,3-benzoxazole Chemical compound C(=O)(O)C1=CC=C(CBr)C=C1.CC=1OC2=C(N1)C=CC=C2 VTXAJZHRDFXQCO-UHFFFAOYSA-N 0.000 abstract 1
- VPYGYSUWCHFFHE-UHFFFAOYSA-N 4-[[4-(3-ethyl-4-oxo-2-sulfanylidene-1,3-thiazolidin-5-ylidene)quinolin-1-yl]methyl]benzoic acid Chemical compound C(C)N1C(SC(C1=O)=C1C=CN(C2=CC=CC=C12)CC1=CC=C(C=C1)C(=O)O)=S VPYGYSUWCHFFHE-UHFFFAOYSA-N 0.000 abstract 1
- OJQCXLIEZBQBEO-UHFFFAOYSA-N 4-methylbenzenesulfonic acid 1,3-thiazol-4-one Chemical compound C1(=CC=C(C=C1)S(=O)(=O)O)C.S1C=NC(C1)=O OJQCXLIEZBQBEO-UHFFFAOYSA-N 0.000 abstract 1
- QDNLXCDETIIILQ-UHFFFAOYSA-N C(=O)(O)C1=CC=C(CBr)C=C1.CC=1SC2=C(N1)C=CC=C2 Chemical compound C(=O)(O)C1=CC=C(CBr)C=C1.CC=1SC2=C(N1)C=CC=C2 QDNLXCDETIIILQ-UHFFFAOYSA-N 0.000 abstract 1
- YBAZVPHHJOXYBS-UHFFFAOYSA-N C(=O)(O)C1=CC=C(CBr)C=C1.N1=CC=CC2=CC=CC=C12 Chemical compound C(=O)(O)C1=CC=C(CBr)C=C1.N1=CC=CC2=CC=CC=C12 YBAZVPHHJOXYBS-UHFFFAOYSA-N 0.000 abstract 1
- 230000008018 melting Effects 0.000 abstract 1
- 238000002844 melting Methods 0.000 abstract 1
- XXTISPYPIAPDGY-UHFFFAOYSA-N n,n-diphenylmethanimidamide Chemical compound C=1C=CC=CC=1N(C=N)C1=CC=CC=C1 XXTISPYPIAPDGY-UHFFFAOYSA-N 0.000 abstract 1
- 230000001376 precipitating effect Effects 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
- G03C1/26—Polymethine chain forming part of a heterocyclic ring
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B23/00—Methine or polymethine dyes, e.g. cyanine 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
- 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
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- General Physics & Mathematics (AREA)
- Organic Chemistry (AREA)
- Plural Heterocyclic Compounds (AREA)
- Thiazole And Isothizaole Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR832392X | 1949-09-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB685390A true GB685390A (en) | 1953-01-07 |
Family
ID=9295950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB22167/50A Expired GB685390A (en) | 1949-09-08 | 1950-09-08 | Improvements in or relating to the sensitization and supersensitization of photographic emulsions |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE497942A (enrdf_load_stackoverflow) |
| DE (1) | DE832392C (enrdf_load_stackoverflow) |
| FR (1) | FR994762A (enrdf_load_stackoverflow) |
| GB (1) | GB685390A (enrdf_load_stackoverflow) |
| NL (1) | NL155889B (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3102027A (en) * | 1960-08-19 | 1963-08-27 | Horizons Inc | Direct positive dye bleach process and merocyanine composition therefor |
| US3152905A (en) * | 1961-02-09 | 1964-10-13 | Minnesota Mining & Mfg | Sensitizing methine dyes and intermediates, process for preparing same and photographic element containing these dyes |
| EP0427892B2 (en) * | 1989-11-14 | 2005-04-27 | Agfa-Gevaert | Method of forming a silver image |
-
0
- BE BE497942D patent/BE497942A/xx unknown
- NL NL7514608.A patent/NL155889B/xx unknown
-
1949
- 1949-09-08 FR FR994762D patent/FR994762A/fr not_active Expired
-
1950
- 1950-09-08 GB GB22167/50A patent/GB685390A/en not_active Expired
- 1950-09-08 DE DEG3499A patent/DE832392C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE832392C (de) | 1952-02-25 |
| BE497942A (enrdf_load_stackoverflow) | |
| NL155889B (nl) | |
| FR994762A (fr) | 1951-11-22 |
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