GB438450A - Process for sensitising photographic silver halide emulsions - Google Patents
Process for sensitising photographic silver halide emulsionsInfo
- Publication number
- GB438450A GB438450A GB15069/34A GB1506934A GB438450A GB 438450 A GB438450 A GB 438450A GB 15069/34 A GB15069/34 A GB 15069/34A GB 1506934 A GB1506934 A GB 1506934A GB 438450 A GB438450 A GB 438450A
- Authority
- GB
- United Kingdom
- Prior art keywords
- represent
- ethiodide
- methyl
- alkyl
- dyes
- 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
- 230000001235 sensitizing effect Effects 0.000 title abstract 3
- 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
- -1 silver halide Chemical class 0.000 title abstract 2
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 abstract 3
- 125000000217 alkyl group Chemical group 0.000 abstract 3
- 239000000975 dye Substances 0.000 abstract 3
- MUDSDYNRBDKLGK-UHFFFAOYSA-N 4-methylquinoline Chemical compound C1=CC=C2C(C)=CC=NC2=C1 MUDSDYNRBDKLGK-UHFFFAOYSA-N 0.000 abstract 2
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 abstract 2
- 238000009835 boiling Methods 0.000 abstract 2
- 238000010438 heat treatment Methods 0.000 abstract 2
- 125000004435 hydrogen atom Chemical class [H]* 0.000 abstract 2
- VLTRZXGMWDSKGL-UHFFFAOYSA-M perchlorate Chemical compound [O-]Cl(=O)(=O)=O VLTRZXGMWDSKGL-UHFFFAOYSA-M 0.000 abstract 2
- VQDKCFLPUPEBJC-UHFFFAOYSA-M 1-ethyl-4-methylquinolin-1-ium;iodide Chemical compound [I-].C1=CC=C2[N+](CC)=CC=C(C)C2=C1 VQDKCFLPUPEBJC-UHFFFAOYSA-M 0.000 abstract 1
- DYHLJSUORLPGNT-UHFFFAOYSA-N 6-methoxy-2-methyl-1,3-benzothiazole Chemical compound COC1=CC=C2N=C(C)SC2=C1 DYHLJSUORLPGNT-UHFFFAOYSA-N 0.000 abstract 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract 1
- CPELXLSAUQHCOX-UHFFFAOYSA-N Hydrogen bromide Chemical compound Br CPELXLSAUQHCOX-UHFFFAOYSA-N 0.000 abstract 1
- YDQJXVYGARVLRT-UHFFFAOYSA-N Lepidine Natural products C=1C=CC(CC=2NC=CN=2)=CC=1OC=1C(OC)=CC=CC=1CC1=NC=CN1 YDQJXVYGARVLRT-UHFFFAOYSA-N 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 125000003118 aryl group Chemical group 0.000 abstract 1
- 229910001914 chlorine tetroxide Inorganic materials 0.000 abstract 1
- 125000004122 cyclic group Chemical group 0.000 abstract 1
- HPNMFZURTQLUMO-UHFFFAOYSA-N diethylamine Chemical compound CCNCC HPNMFZURTQLUMO-UHFFFAOYSA-N 0.000 abstract 1
- 125000000623 heterocyclic group Chemical group 0.000 abstract 1
- 229910052739 hydrogen Inorganic materials 0.000 abstract 1
- 239000001257 hydrogen Substances 0.000 abstract 1
- XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 abstract 1
- 238000007689 inspection Methods 0.000 abstract 1
- INQOMBQAUSQDDS-UHFFFAOYSA-N iodomethane Chemical compound IC INQOMBQAUSQDDS-UHFFFAOYSA-N 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 125000004957 naphthylene group Chemical group 0.000 abstract 1
- VLTRZXGMWDSKGL-UHFFFAOYSA-N perchloric acid Chemical compound OCl(=O)(=O)=O VLTRZXGMWDSKGL-UHFFFAOYSA-N 0.000 abstract 1
- 125000000843 phenylene group Chemical group C1(=C(C=CC=C1)*)* 0.000 abstract 1
- 230000001376 precipitating effect Effects 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 abstract 1
- BAZAXWOYCMUHIX-UHFFFAOYSA-M sodium perchlorate Chemical compound [Na+].[O-]Cl(=O)(=O)=O BAZAXWOYCMUHIX-UHFFFAOYSA-M 0.000 abstract 1
- 229910001488 sodium perchlorate Inorganic materials 0.000 abstract 1
- 238000001228 spectrum Methods 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
- G03C1/14—Methine and polymethine dyes with an odd number of CH groups
- G03C1/20—Methine and polymethine dyes with an odd number of CH groups with more than three CH groups
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)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE438450X | 1933-05-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB438450A true GB438450A (en) | 1935-11-18 |
Family
ID=6507171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB15069/34A Expired GB438450A (en) | 1933-05-18 | 1934-05-18 | Process for sensitising photographic silver halide emulsions |
Country Status (3)
-
0
- BE BE403222D patent/BE403222A/xx unknown
-
1934
- 1934-05-18 FR FR773958D patent/FR773958A/fr not_active Expired
- 1934-05-18 GB GB15069/34A patent/GB438450A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE403222A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | |
| FR773958A (fr) | 1934-11-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US2078233A (en) | Photographic emulsion | |
| US4515888A (en) | Cyanine dyes for sensitizing silver halide emulsions to infrared radiation and photographic elements including them | |
| US2454629A (en) | Polymethine dyes | |
| US2231659A (en) | Polymethine dye intermediates | |
| DE2429230C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
| US2430558A (en) | Photographic emulsion sensitized with combination of merocyanine dye and a monomethinecyanine, a trimethinecyanine, a dimethinehemicyanine, or a styryl dye | |
| US2282115A (en) | Trinuclear polymethine dyes | |
| US3846137A (en) | Spectrally sensitized direct positive emulsion | |
| US2177402A (en) | Dye from thiazolones | |
| DE966046C (de) | Verfahren zur Herstellung von Sensibilisatoren | |
| US2495260A (en) | 3-arylbenzothiazolium quaternary salts and process for preparing the same | |
| Brooker et al. | Studies in the Cyanine Dye Series. III. Improvements in the 2'-Cyanine Condensation | |
| US2541400A (en) | N, n'-alkylenecyanine dyes | |
| GB438450A (en) | Process for sensitising photographic silver halide emulsions | |
| US2177401A (en) | Dye from thio-oxazolediones | |
| US2186624A (en) | Merotricarbocyanine dye and photographic emulsion | |
| US4035190A (en) | Direct positive silver halide emulsions containing quaternated merocyanine dyes | |
| US2211762A (en) | Merocyanine dye | |
| US2179990A (en) | Dyes and process for the preparation thereof | |
| US2233509A (en) | Process for preparing 8-methyloxathiacarbocyanines and 8-methyloxaselenacarbocyanines | |
| US2441558A (en) | Process for preparing nu-arylthiazolinium quaternary salts | |
| US2484503A (en) | Polymethin dyes and intermediates | |
| GB425417A (en) | Process for sensitizing photographic emulsions | |
| US2095856A (en) | Photographic emulsion containing 4,4'-tricarbocyanine dyes | |
| GB400951A (en) | Sensitising silver halide emulsion layers |