GB1257268A - - Google Patents
Info
- Publication number
- GB1257268A GB1257268A GB1257268DA GB1257268A GB 1257268 A GB1257268 A GB 1257268A GB 1257268D A GB1257268D A GB 1257268DA GB 1257268 A GB1257268 A GB 1257268A
- Authority
- GB
- United Kingdom
- Prior art keywords
- carbon atoms
- betaine
- alkyl group
- group
- dye
- 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
- 125000004432 carbon atom Chemical group C* 0.000 abstract 5
- 239000000463 material Substances 0.000 abstract 3
- 229910052709 silver Inorganic materials 0.000 abstract 3
- 239000004332 silver Substances 0.000 abstract 3
- KWIUHFFTVRNATP-UHFFFAOYSA-N Betaine Natural products C[N+](C)(C)CC([O-])=O KWIUHFFTVRNATP-UHFFFAOYSA-N 0.000 abstract 2
- KWIUHFFTVRNATP-UHFFFAOYSA-O N,N,N-trimethylglycinium Chemical group C[N+](C)(C)CC(O)=O KWIUHFFTVRNATP-UHFFFAOYSA-O 0.000 abstract 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 abstract 2
- 125000000217 alkyl group Chemical group 0.000 abstract 2
- 239000000987 azo dye Substances 0.000 abstract 2
- 229960003237 betaine Drugs 0.000 abstract 2
- 239000007844 bleaching agent Substances 0.000 abstract 2
- 239000002253 acid Substances 0.000 abstract 1
- 150000001450 anions Chemical class 0.000 abstract 1
- 125000003118 aryl group Chemical group 0.000 abstract 1
- 125000004181 carboxyalkyl group Chemical group 0.000 abstract 1
- 239000000839 emulsion Substances 0.000 abstract 1
- -1 silver halide 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
- 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
-
- 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
- G03C1/18—Methine and polymethine dyes with an odd number of CH groups with three CH groups
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1277168A CH506098A (de) | 1968-08-26 | 1968-08-26 | Photographisches Material für das Silberfarbbleichverfahren |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1257268A true GB1257268A (cs) | 1971-12-15 |
Family
ID=4386236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1257268D Expired GB1257268A (cs) | 1968-08-26 | 1969-08-26 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3635716A (cs) |
| BE (1) | BE737911A (cs) |
| CA (1) | CA942567A (cs) |
| CH (1) | CH506098A (cs) |
| DE (1) | DE1938823C3 (cs) |
| FR (1) | FR2016387A1 (cs) |
| GB (1) | GB1257268A (cs) |
| NL (1) | NL164397C (cs) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3920458A (en) * | 1970-09-28 | 1975-11-18 | Fuji Photo Film Co Ltd | Photographic sensitive material suitable for the silver-dyestuff bleaching method |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2503776A (en) * | 1947-03-21 | 1950-04-11 | Eastman Kodak Co | Cyanine dyes containing a sulfohydrocarbon radical |
| BE585274A (cs) * | 1958-12-04 | |||
| DE1127714B (de) * | 1960-08-20 | 1962-04-12 | Perutz Photowerke G M B H | Verfahren zur Herstellung von farbphotographischen Halogensilberemulsionen |
| GB1031367A (en) * | 1963-04-19 | 1966-06-02 | Ilford Ltd | Photographic light-sensitive materials |
-
1968
- 1968-08-26 CH CH1277168A patent/CH506098A/de not_active IP Right Cessation
-
1969
- 1969-07-30 DE DE1938823A patent/DE1938823C3/de not_active Expired
- 1969-08-19 CA CA059,881A patent/CA942567A/en not_active Expired
- 1969-08-21 US US852075A patent/US3635716A/en not_active Expired - Lifetime
- 1969-08-25 BE BE737911D patent/BE737911A/xx not_active IP Right Cessation
- 1969-08-25 FR FR6929047A patent/FR2016387A1/fr active Pending
- 1969-08-25 NL NL6912938.A patent/NL164397C/xx not_active IP Right Cessation
- 1969-08-26 GB GB1257268D patent/GB1257268A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE1938823B2 (de) | 1979-04-12 |
| FR2016387A1 (cs) | 1970-05-08 |
| NL164397C (nl) | 1980-12-15 |
| NL6912938A (cs) | 1970-03-02 |
| CH506098A (de) | 1971-04-15 |
| NL164397B (nl) | 1980-07-15 |
| DE1938823C3 (de) | 1979-12-20 |
| DE1938823A1 (de) | 1970-03-05 |
| BE737911A (cs) | 1970-02-25 |
| CA942567A (en) | 1974-02-26 |
| US3635716A (en) | 1972-01-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB1138762A (en) | Photographic silver halide development | |
| GB1293485A (en) | Supersensitised light-sensitive silver halide photographic emulsions | |
| GB1047492A (cs) | ||
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| GB1053082A (cs) | ||
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| GB1257268A (cs) | ||
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| GB1225703A (cs) | ||
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| GB1232714A (cs) | ||
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PE20 | Patent expired after termination of 20 years |