GB1341575A - - Google Patents
Info
- Publication number
- GB1341575A GB1341575A GB3590671A GB3590671A GB1341575A GB 1341575 A GB1341575 A GB 1341575A GB 3590671 A GB3590671 A GB 3590671A GB 3590671 A GB3590671 A GB 3590671A GB 1341575 A GB1341575 A GB 1341575A
- Authority
- GB
- United Kingdom
- Prior art keywords
- silver
- bleaching
- diazanaphthalene
- july
- derivative
- 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
- 238000004061 bleaching Methods 0.000 abstract 5
- 239000003054 catalyst Substances 0.000 abstract 4
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 abstract 3
- 239000004332 silver Substances 0.000 abstract 3
- 229910052709 silver Inorganic materials 0.000 abstract 3
- 239000003795 chemical substances by application Substances 0.000 abstract 2
- UMGDCJDMYOKAJW-UHFFFAOYSA-N thiourea Chemical compound NC(N)=S UMGDCJDMYOKAJW-UHFFFAOYSA-N 0.000 abstract 2
- VMLKTERJLVWEJJ-UHFFFAOYSA-N 1,5-naphthyridine Chemical class C1=CC=NC2=CC=CN=C21 VMLKTERJLVWEJJ-UHFFFAOYSA-N 0.000 abstract 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Natural products NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 abstract 1
- LBTWGMQZZIXJCN-UHFFFAOYSA-N [Ag].N1=CC=CC2=NC=CC=C12 Chemical class [Ag].N1=CC=CC2=NC=CC=C12 LBTWGMQZZIXJCN-UHFFFAOYSA-N 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 125000001931 aliphatic group Chemical group 0.000 abstract 1
- 150000001450 anions Chemical class 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 150000007522 mineralic acids Chemical class 0.000 abstract 1
- 150000007524 organic acids Chemical class 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
- 229920006395 saturated elastomer Polymers 0.000 abstract 1
- 150000003378 silver Chemical class 0.000 abstract 1
- GGCZERPQGJTIQP-UHFFFAOYSA-N sodium;9,10-dioxoanthracene-2-sulfonic acid Chemical compound [Na+].C1=CC=C2C(=O)C3=CC(S(=O)(=O)O)=CC=C3C(=O)C2=C1 GGCZERPQGJTIQP-UHFFFAOYSA-N 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
- C07D471/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains two hetero rings
- C07D471/04—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
- G03C7/28—Silver dye bleach processes; Materials therefor; Preparing or processing such materials
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- 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 |
|---|---|---|---|
| DE19702038008 DE2038008A1 (de) | 1970-07-31 | 1970-07-31 | Farbbleichbad für das Silber farbbleichverfahren |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1341575A true GB1341575A (enrdf_load_stackoverflow) | 1973-12-25 |
Family
ID=5778452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB3590671A Expired GB1341575A (enrdf_load_stackoverflow) | 1970-07-31 | 1971-07-30 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3754918A (enrdf_load_stackoverflow) |
| BE (1) | BE769599A (enrdf_load_stackoverflow) |
| CH (1) | CH569991A5 (enrdf_load_stackoverflow) |
| DE (1) | DE2038008A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2099403A5 (enrdf_load_stackoverflow) |
| GB (1) | GB1341575A (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH627006A5 (enrdf_load_stackoverflow) * | 1977-03-23 | 1981-12-15 | Ciba Geigy Ag | |
| CH644459A5 (de) * | 1978-09-29 | 1984-07-31 | Ciba Geigy Ag | Verfahren zur herstellung farbphotographischer bilder nach dem silberfarbbleichverfahren. |
-
1970
- 1970-07-31 DE DE19702038008 patent/DE2038008A1/de active Pending
-
1971
- 1971-07-07 BE BE769599A patent/BE769599A/nl unknown
- 1971-07-23 CH CH1093171A patent/CH569991A5/xx not_active IP Right Cessation
- 1971-07-28 US US00166906A patent/US3754918A/en not_active Expired - Lifetime
- 1971-07-30 FR FR7128112A patent/FR2099403A5/fr not_active Expired
- 1971-07-30 GB GB3590671A patent/GB1341575A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2099403A5 (enrdf_load_stackoverflow) | 1972-03-10 |
| DE2038008A1 (de) | 1972-02-10 |
| BE769599A (nl) | 1972-01-07 |
| US3754918A (en) | 1973-08-28 |
| CH569991A5 (enrdf_load_stackoverflow) | 1975-11-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PLNP | Patent lapsed through nonpayment of renewal fees |