GB1320829A - Photographic developer composition - Google Patents
Photographic developer compositionInfo
- Publication number
- GB1320829A GB1320829A GB5857371A GB5857371A GB1320829A GB 1320829 A GB1320829 A GB 1320829A GB 5857371 A GB5857371 A GB 5857371A GB 5857371 A GB5857371 A GB 5857371A GB 1320829 A GB1320829 A GB 1320829A
- Authority
- GB
- United Kingdom
- Prior art keywords
- substituted
- unsubstituted hydrocarbon
- dec
- silver halide
- developer composition
- 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
- 150000002430 hydrocarbons Chemical group 0.000 abstract 4
- 239000004215 Carbon black (E152) Substances 0.000 abstract 2
- QIGBRXMKCJKVMJ-UHFFFAOYSA-N Hydroquinone Chemical compound OC1=CC=C(O)C=C1 QIGBRXMKCJKVMJ-UHFFFAOYSA-N 0.000 abstract 2
- 229930195733 hydrocarbon Natural products 0.000 abstract 2
- 239000004332 silver Substances 0.000 abstract 2
- 229910052709 silver Inorganic materials 0.000 abstract 2
- -1 silver halide Chemical class 0.000 abstract 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 abstract 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 abstract 1
- 235000010724 Wisteria floribunda Nutrition 0.000 abstract 1
- 150000001299 aldehydes Chemical class 0.000 abstract 1
- 229910052783 alkali metal Inorganic materials 0.000 abstract 1
- 150000001340 alkali metals Chemical class 0.000 abstract 1
- 125000003545 alkoxy group Chemical group 0.000 abstract 1
- 150000001768 cations Chemical class 0.000 abstract 1
- 229910052736 halogen Inorganic materials 0.000 abstract 1
- 150000002367 halogens Chemical class 0.000 abstract 1
- 150000002431 hydrogen Chemical class 0.000 abstract 1
- 229910052739 hydrogen Inorganic materials 0.000 abstract 1
- 239000001257 hydrogen Substances 0.000 abstract 1
- 208000015181 infectious disease Diseases 0.000 abstract 1
- 230000002458 infectious effect Effects 0.000 abstract 1
- 150000002576 ketones Chemical class 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
- G03C5/305—Additives other than developers
Abstract
1320829 Photographic silver halide developer FUJI PHOTO FILM CO Ltd 16 Dec 1971 [21 Dec 1970] 58573/71 Heading G2C An infectious developer for silver halide lith development contains hydroquinone, an alkalimetal hydrogen sulphite addition product of an aldehyde or ketone, and at least one phenol of the formula: - in which each of R 1 , R 2 , R 3 , R 4 and R 5 is hydrogen, halogen, a substituted or unsubstituted hydrocarbon group, alkoxy, -COOM or -SO 3 M where M is H, a water-soluble cation or a hydrocarbon group, -S-R 6 where R 6 is substituted or unsubstituted hydrocarbon, -COR 7 or -NR 8 R 9 where each of R 7 , R 8 or R 9 are H or substituted or unsubstituted hydrocarbon.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP45115432A JPS4839170B1 (en) | 1970-12-21 | 1970-12-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1320829A true GB1320829A (en) | 1973-06-20 |
Family
ID=14662409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB5857371A Expired GB1320829A (en) | 1970-12-21 | 1971-12-16 | Photographic developer composition |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3790383A (en) |
| JP (1) | JPS4839170B1 (en) |
| CA (1) | CA983761A (en) |
| DE (1) | DE2163222A1 (en) |
| FR (1) | FR2127528A5 (en) |
| GB (1) | GB1320829A (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4001026A (en) * | 1972-06-13 | 1977-01-04 | Agfa-Gevaert N.V. | Method and materials for thermoplastic recording |
| US4014699A (en) * | 1973-05-17 | 1977-03-29 | Ciba-Geigy Ag | Preparation for the processing of photographic materials |
| JPS581138A (en) * | 1981-06-26 | 1983-01-06 | Fuji Photo Film Co Ltd | Photographic sensitive material for lith development |
| JPS6093433A (en) * | 1983-10-27 | 1985-05-25 | Fuji Photo Film Co Ltd | Developing method |
| EP0521198A1 (en) * | 1991-07-04 | 1993-01-07 | Agfa-Gevaert N.V. | Method of developing direct-positive silver halide material |
| EP0531582B1 (en) * | 1991-09-12 | 1997-01-15 | Agfa-Gevaert N.V. | Stabilized ascorbic acid developer |
| GB9225483D0 (en) * | 1992-12-05 | 1993-01-27 | Ilford Ltd | Photographic developing solution |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3128180A (en) * | 1958-07-02 | 1964-04-07 | Eastman Kodak Co | Hardened high-contrast photographic silver chloride emulsions and method of processing |
| BE594117A (en) * | 1959-08-17 | |||
| NL261409A (en) * | 1960-02-19 | |||
| US3241964A (en) * | 1962-04-10 | 1966-03-22 | Polaroid Corp | Diffusion transfer process using an oxidized 4, 6-diamino-ortho-cresol solution |
| US3186843A (en) * | 1962-04-27 | 1965-06-01 | Polaroid Corp | Photographic developer containing hindered phenols |
| NL299723A (en) * | 1962-10-25 | |||
| US3257207A (en) * | 1963-08-30 | 1966-06-21 | Polaroid Corp | Photographic products, processes and compositions |
| US3276873A (en) * | 1963-08-30 | 1966-10-04 | Polaroid Corp | Photographic processes |
| US3490905A (en) * | 1964-10-06 | 1970-01-20 | Du Pont | Process for making printing plates |
| US3576634A (en) * | 1968-05-01 | 1971-04-27 | Eastman Kodak Co | Lithographic printing plate containing a di(tetrahydrofurfuryl) ester |
| US3600176A (en) * | 1968-11-29 | 1971-08-17 | Eastman Kodak Co | Photographic elements,compositions and processes |
| US3632341A (en) * | 1970-03-13 | 1972-01-04 | Itek Corp | Photographic developer |
-
1970
- 1970-12-21 JP JP45115432A patent/JPS4839170B1/ja active Pending
-
1971
- 1971-12-16 CA CA130,251A patent/CA983761A/en not_active Expired
- 1971-12-16 GB GB5857371A patent/GB1320829A/en not_active Expired
- 1971-12-20 DE DE19712163222 patent/DE2163222A1/en active Pending
- 1971-12-21 US US00210546A patent/US3790383A/en not_active Expired - Lifetime
- 1971-12-21 FR FR7145960A patent/FR2127528A5/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CA983761A (en) | 1976-02-17 |
| US3790383A (en) | 1974-02-05 |
| FR2127528A5 (en) | 1972-10-13 |
| DE2163222A1 (en) | 1972-07-06 |
| JPS4839170B1 (en) | 1973-11-22 |
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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 |