GB1266533A - - Google Patents
Info
- Publication number
- GB1266533A GB1266533A GB1266533DA GB1266533A GB 1266533 A GB1266533 A GB 1266533A GB 1266533D A GB1266533D A GB 1266533DA GB 1266533 A GB1266533 A GB 1266533A
- Authority
- GB
- United Kingdom
- Prior art keywords
- sulphite
- solution
- ascorbic acid
- dissociated
- molar
- 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
- 239000000243 solution Substances 0.000 abstract 7
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 abstract 6
- QIGBRXMKCJKVMJ-UHFFFAOYSA-N Hydroquinone Chemical compound OC1=CC=C(O)C=C1 QIGBRXMKCJKVMJ-UHFFFAOYSA-N 0.000 abstract 6
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 abstract 6
- 239000011668 ascorbic acid Substances 0.000 abstract 4
- 229960005070 ascorbic acid Drugs 0.000 abstract 4
- 235000010323 ascorbic acid Nutrition 0.000 abstract 3
- 239000003795 chemical substances by application Substances 0.000 abstract 3
- -1 silver halide Chemical class 0.000 abstract 3
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 abstract 2
- 239000002253 acid Substances 0.000 abstract 2
- 229910052783 alkali metal Inorganic materials 0.000 abstract 2
- GGNQRNBDZQJCCN-UHFFFAOYSA-N benzene-1,2,4-triol Chemical compound OC1=CC=C(O)C(O)=C1 GGNQRNBDZQJCCN-UHFFFAOYSA-N 0.000 abstract 2
- 229910052709 silver Inorganic materials 0.000 abstract 2
- 239000004332 silver Substances 0.000 abstract 2
- ILBBPBRROBHKQL-SAMGZKJBSA-N (2s)-3,4-dihydroxy-2-[(1r,2r)-1,2,3-trihydroxypropyl]-2h-furan-5-one Chemical compound OC[C@@H](O)[C@@H](O)[C@@H]1OC(=O)C(O)=C1O ILBBPBRROBHKQL-SAMGZKJBSA-N 0.000 abstract 1
- YZDIUKPBJDYTOM-UHFFFAOYSA-N 2,5-diethylbenzene-1,4-diol Chemical compound CCC1=CC(O)=C(CC)C=C1O YZDIUKPBJDYTOM-UHFFFAOYSA-N 0.000 abstract 1
- GPASWZHHWPVSRG-UHFFFAOYSA-N 2,5-dimethylbenzene-1,4-diol Chemical compound CC1=CC(O)=C(C)C=C1O GPASWZHHWPVSRG-UHFFFAOYSA-N 0.000 abstract 1
- 235000014276 Diplazium esculentum Nutrition 0.000 abstract 1
- 244000108321 Diplazium esculentum Species 0.000 abstract 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 abstract 1
- 239000004260 Potassium ascorbate Substances 0.000 abstract 1
- 150000007513 acids Chemical class 0.000 abstract 1
- 150000001340 alkali metals Chemical class 0.000 abstract 1
- 239000007864 aqueous solution Substances 0.000 abstract 1
- DXRFSTNITSDOKK-UHFFFAOYSA-N formaldehyde;sulfurous acid Chemical compound O=C.OS(O)=O DXRFSTNITSDOKK-UHFFFAOYSA-N 0.000 abstract 1
- 235000019275 potassium ascorbate Nutrition 0.000 abstract 1
- 229940017794 potassium ascorbate Drugs 0.000 abstract 1
- CONVKSGEGAVTMB-RXSVEWSESA-M potassium-L-ascorbate Chemical compound [K+].OC[C@H](O)[C@H]1OC(=O)C(O)=C1[O-] CONVKSGEGAVTMB-RXSVEWSESA-M 0.000 abstract 1
- 230000033458 reproduction Effects 0.000 abstract 1
- 229910052708 sodium Inorganic materials 0.000 abstract 1
- 235000010378 sodium ascorbate Nutrition 0.000 abstract 1
- PPASLZSBLFJQEF-RKJRWTFHSA-M sodium ascorbate Substances [Na+].OC[C@@H](O)[C@H]1OC(=O)C(O)=C1[O-] PPASLZSBLFJQEF-RKJRWTFHSA-M 0.000 abstract 1
- 229960005055 sodium ascorbate Drugs 0.000 abstract 1
- 230000002195 synergetic effect Effects 0.000 abstract 1
- CNHDIAIOKMXOLK-UHFFFAOYSA-N toluquinol Chemical compound CC1=CC(O)=CC=C1O CNHDIAIOKMXOLK-UHFFFAOYSA-N 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
- G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
- G03C5/26—Processes using silver-salt-containing photosensitive materials or agents therefor
- G03C5/29—Development processes or agents therefor
- G03C5/30—Developers
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB619569 | 1969-02-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1266533A true GB1266533A (enrdf_load_stackoverflow) | 1972-03-08 |
Family
ID=9810149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1266533D Expired GB1266533A (enrdf_load_stackoverflow) | 1969-02-05 | 1969-02-05 |
Country Status (1)
| Country | Link |
|---|---|
| GB (1) | GB1266533A (enrdf_load_stackoverflow) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5342741A (en) * | 1992-07-10 | 1994-08-30 | Fuji Photo Film Co., Ltd. | Method of processing silver halide photographic material and composition for processing |
| EP0649062A3 (en) * | 1993-10-15 | 1995-08-16 | Minnesota Mining & Mfg | Method for reducing the formation of mud in printing plates for the diffusion-transfer process. |
| GB2303462A (en) * | 1995-07-13 | 1997-02-19 | Ilford Ltd | Photographic developers |
-
1969
- 1969-02-05 GB GB1266533D patent/GB1266533A/en not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5342741A (en) * | 1992-07-10 | 1994-08-30 | Fuji Photo Film Co., Ltd. | Method of processing silver halide photographic material and composition for processing |
| EP0649062A3 (en) * | 1993-10-15 | 1995-08-16 | Minnesota Mining & Mfg | Method for reducing the formation of mud in printing plates for the diffusion-transfer process. |
| GB2303462A (en) * | 1995-07-13 | 1997-02-19 | Ilford Ltd | Photographic developers |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 414F | Notice of opposition given (sect. 14/1949) | ||
| 414E | Application relinquished (sect. 14/1949) | ||
| CSNS | Application of which complete specification have been accepted and published, but patent is not sealed |