GB898005A - Improvements in photographic colour development - Google Patents
Improvements in photographic colour developmentInfo
- Publication number
- GB898005A GB898005A GB26783/58A GB2678358A GB898005A GB 898005 A GB898005 A GB 898005A GB 26783/58 A GB26783/58 A GB 26783/58A GB 2678358 A GB2678358 A GB 2678358A GB 898005 A GB898005 A GB 898005A
- Authority
- GB
- United Kingdom
- Prior art keywords
- hydroxy
- methyl
- tetrazaindene
- mercapto
- prepared
- 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
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 6
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 abstract 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 abstract 2
- QKFJKGMPGYROCL-UHFFFAOYSA-N phenyl isothiocyanate Chemical compound S=C=NC1=CC=CC=C1 QKFJKGMPGYROCL-UHFFFAOYSA-N 0.000 abstract 2
- 235000011121 sodium hydroxide Nutrition 0.000 abstract 2
- LPXPTNMVRIOKMN-UHFFFAOYSA-M sodium nitrite Chemical compound [Na+].[O-]N=O LPXPTNMVRIOKMN-UHFFFAOYSA-M 0.000 abstract 2
- 239000007787 solid Substances 0.000 abstract 2
- RFKCQKWRFAJRPY-UHFFFAOYSA-N 2-hydrazinyl-6-methyl-1h-pyrimidin-4-one Chemical compound CC1=CC(=O)N=C(NN)N1 RFKCQKWRFAJRPY-UHFFFAOYSA-N 0.000 abstract 1
- UWDMKTDPDJCJOP-UHFFFAOYSA-N 4-hydroxy-2,2,6,6-tetramethylpiperidin-1-ium-4-carboxylate Chemical compound CC1(C)CC(O)(C(O)=O)CC(C)(C)N1 UWDMKTDPDJCJOP-UHFFFAOYSA-N 0.000 abstract 1
- 238000009835 boiling Methods 0.000 abstract 1
- 238000001816 cooling Methods 0.000 abstract 1
- 230000020477 pH reduction Effects 0.000 abstract 1
- 229940117953 phenylisothiocyanate Drugs 0.000 abstract 1
- 238000001953 recrystallisation Methods 0.000 abstract 1
- 235000010288 sodium nitrite Nutrition 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D239/00—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings
- C07D239/02—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings
- C07D239/24—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members
- C07D239/28—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, directly attached to ring carbon atoms
- C07D239/46—Two or more oxygen, sulphur or nitrogen atoms
- C07D239/47—One nitrogen atom and one oxygen or sulfur atom, e.g. cytosine
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D239/00—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings
- C07D239/02—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings
- C07D239/24—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members
- C07D239/28—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, directly attached to ring carbon atoms
- C07D239/46—Two or more oxygen, sulphur or nitrogen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D249/00—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms
- C07D249/02—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms not condensed with other rings
- C07D249/08—1,2,4-Triazoles; Hydrogenated 1,2,4-triazoles
- C07D249/10—1,2,4-Triazoles; Hydrogenated 1,2,4-triazoles with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D249/12—Oxygen or sulfur atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D473/00—Heterocyclic compounds containing purine ring systems
- C07D473/26—Heterocyclic compounds containing purine ring systems with an oxygen, sulphur, or nitrogen atom directly attached in position 2 or 6, but not in both
- C07D473/36—Sulfur atom
- C07D473/38—Sulfur atom attached in position 6
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
- C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
- C07D487/04—Ortho-condensed systems
-
- 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
- G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
- G03C7/30—Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials
- G03C7/407—Development processes or agents therefor
- G03C7/413—Developers
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US682636A US2956876A (en) | 1957-09-09 | 1957-09-09 | Mercapto heterocyclic addenda for reversal color development |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB898005A true GB898005A (en) | 1962-06-06 |
Family
ID=24740527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB26783/58A Expired GB898005A (en) | 1957-09-09 | 1958-08-20 | Improvements in photographic colour development |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2956876A (enrdf_load_stackoverflow) |
| BE (1) | BE570978A (enrdf_load_stackoverflow) |
| FR (1) | FR1210905A (enrdf_load_stackoverflow) |
| GB (1) | GB898005A (enrdf_load_stackoverflow) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE596988A (enrdf_load_stackoverflow) * | 1959-11-12 | |||
| US3202512A (en) * | 1962-02-23 | 1965-08-24 | Eastman Kodak Co | Photographic silver halide emulsions stabilized with tetrazaindene compounds |
| US3326684A (en) * | 1962-04-06 | 1967-06-20 | Fuji Photo Film Co Ltd | Method for stabilizing developed photosensitive materials |
| BE637361A (enrdf_load_stackoverflow) * | 1962-09-26 | |||
| GB1040161A (enrdf_load_stackoverflow) * | 1964-01-29 | |||
| US3642473A (en) * | 1968-01-18 | 1972-02-15 | Polaroid Corp | Silver diffusion transfer process with mercapto-purine antifoggant |
| BR7100500D0 (pt) * | 1970-03-20 | 1973-06-07 | Eastman Kodak Co | Elemento fotografico |
| JPS576092B2 (enrdf_load_stackoverflow) * | 1971-12-28 | 1982-02-03 | ||
| JPS589939B2 (ja) * | 1974-09-03 | 1983-02-23 | 富士写真フイルム株式会社 | カラ−シヤシンカンコウザイリヨウ |
| US4717648A (en) * | 1985-02-07 | 1988-01-05 | Fuji Photo Film Co., Ltd. | Process for processing a color reversal photographic light-sensitive material |
| US4963475A (en) * | 1986-04-22 | 1990-10-16 | Konishiroku Photo Industry Co., Ltd. | Method for processing silver halide photo-sensitive material |
| JP2591616B2 (ja) * | 1986-04-22 | 1997-03-19 | コニカ株式会社 | カブリの防止されたハロゲン化銀写真感光材料の処理方法 |
| JP2546645B2 (ja) * | 1986-04-24 | 1996-10-23 | コニカ株式会社 | ハロゲン化銀カラー写真感光材料 |
| US5344750A (en) * | 1992-05-12 | 1994-09-06 | Fuji Photo Film Co., Ltd. | Color development processing method of silver halide color photographic material using a color developer where the color developing agent concentration and processing temperature are a function of bromide ion concentration |
| EP0601503B1 (en) * | 1992-12-09 | 2000-06-07 | Konica Corporation | Method for developing a black-and-white silver halide photographic light-sensitive material |
| DE69423413T2 (de) * | 1993-10-14 | 2000-07-27 | Konica Corp., Tokio/Tokyo | Verfahren zum Auffrischen eines Entwicklers |
| EP1458381B1 (en) * | 2001-12-20 | 2005-11-30 | Applied Research Systems ARS Holding N.V. | Triazoles as oxytocin antagonists |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE510592A (enrdf_load_stackoverflow) * | 1951-04-10 | |||
| US2713541A (en) * | 1953-07-01 | 1955-07-19 | Eastman Kodak Co | Stabilized photographic silver halide emulsions |
| US2743181A (en) * | 1954-04-29 | 1956-04-24 | Eastman Kodak Co | Stabilized photographic silver halide emulsions |
-
0
- BE BE570978D patent/BE570978A/xx unknown
-
1957
- 1957-09-09 US US682636A patent/US2956876A/en not_active Expired - Lifetime
-
1958
- 1958-08-20 GB GB26783/58A patent/GB898005A/en not_active Expired
- 1958-09-09 FR FR1210905D patent/FR1210905A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2956876A (en) | 1960-10-18 |
| FR1210905A (fr) | 1960-03-11 |
| BE570978A (enrdf_load_stackoverflow) |
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