GB1351464A - Bleaching of silver developed from silver halide emulsions - Google Patents
Bleaching of silver developed from silver halide emulsionsInfo
- Publication number
- GB1351464A GB1351464A GB942071*[A GB1351464DA GB1351464A GB 1351464 A GB1351464 A GB 1351464A GB 1351464D A GB1351464D A GB 1351464DA GB 1351464 A GB1351464 A GB 1351464A
- Authority
- GB
- United Kingdom
- Prior art keywords
- substituted
- azodicarbonamide
- silver
- bleaching
- alkyl
- 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
- 229910052709 silver Inorganic materials 0.000 title abstract 6
- 239000004332 silver Substances 0.000 title abstract 6
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 title abstract 4
- 238000004061 bleaching Methods 0.000 title abstract 3
- -1 silver halide Chemical class 0.000 title abstract 3
- 239000000839 emulsion Substances 0.000 title 1
- 239000004156 Azodicarbonamide Substances 0.000 abstract 5
- XOZUGNYVDXMRKW-AATRIKPKSA-N azodicarbonamide Chemical compound NC(=O)\N=N\C(N)=O XOZUGNYVDXMRKW-AATRIKPKSA-N 0.000 abstract 5
- 235000019399 azodicarbonamide Nutrition 0.000 abstract 5
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 abstract 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 abstract 3
- 125000000623 heterocyclic group Chemical group 0.000 abstract 3
- 125000000217 alkyl group Chemical group 0.000 abstract 2
- 229910052757 nitrogen Inorganic materials 0.000 abstract 2
- 239000000243 solution Substances 0.000 abstract 2
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 abstract 1
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 abstract 1
- 125000001931 aliphatic group Chemical group 0.000 abstract 1
- 125000004183 alkoxy alkyl group Chemical group 0.000 abstract 1
- 125000004171 alkoxy aryl group Chemical group 0.000 abstract 1
- 125000002877 alkyl aryl group Chemical group 0.000 abstract 1
- 239000007864 aqueous solution Substances 0.000 abstract 1
- 125000003118 aryl group Chemical group 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 125000000753 cycloalkyl group Chemical group 0.000 abstract 1
- 125000003106 haloaryl group Chemical group 0.000 abstract 1
- 125000002768 hydroxyalkyl group Chemical group 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 238000005065 mining Methods 0.000 abstract 1
- 125000004433 nitrogen atom Chemical group N* 0.000 abstract 1
- 125000001453 quaternary ammonium group Chemical group 0.000 abstract 1
- 239000001632 sodium acetate Substances 0.000 abstract 1
- 235000017281 sodium acetate Nutrition 0.000 abstract 1
- VGTPCRGMBIAPIM-UHFFFAOYSA-M sodium thiocyanate Chemical compound [Na+].[S-]C#N VGTPCRGMBIAPIM-UHFFFAOYSA-M 0.000 abstract 1
- 239000002904 solvent Substances 0.000 abstract 1
- 125000000547 substituted alkyl group Chemical group 0.000 abstract 1
- 125000003107 substituted aryl group Chemical group 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
- G03C5/40—Chemically transforming developed images
- G03C5/44—Bleaching; Bleach-fixing
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 |
|---|---|---|---|
| GB942071 | 1971-04-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1351464A true GB1351464A (en) | 1974-05-01 |
Family
ID=9871638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB942071*[A Expired GB1351464A (en) | 1971-04-14 | 1971-04-14 | Bleaching of silver developed from silver halide emulsions |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3772018A (https=) |
| JP (1) | JPS5535695B1 (https=) |
| AR (1) | AR201420A1 (https=) |
| BE (1) | BE782177A (https=) |
| CA (1) | CA1001471A (https=) |
| CH (1) | CH591101A5 (https=) |
| DE (1) | DE2218189C2 (https=) |
| FR (1) | FR2133661B1 (https=) |
| GB (1) | GB1351464A (https=) |
| IT (1) | IT952635B (https=) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5731141A (en) * | 1995-06-16 | 1998-03-24 | Imation Corp. | Light-sensitive photographic materials comprising tabular silver halide grains and azodicarbonamide derivatives |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60142718A (ja) * | 1983-12-29 | 1985-07-27 | Matsushita Electric Ind Co Ltd | 電子式交流電圧可変装置 |
| JPS60142719A (ja) * | 1983-12-29 | 1985-07-27 | Matsushita Electric Ind Co Ltd | 電子式交流電圧可変装置 |
| US10989138B2 (en) | 2017-03-30 | 2021-04-27 | Quest Engines, LLC | Internal combustion engine |
| US10598285B2 (en) | 2017-03-30 | 2020-03-24 | Quest Engines, LLC | Piston sealing system |
| US10753308B2 (en) | 2017-03-30 | 2020-08-25 | Quest Engines, LLC | Internal combustion engine |
| US11041456B2 (en) | 2017-03-30 | 2021-06-22 | Quest Engines, LLC | Internal combustion engine |
| KR102468662B1 (ko) | 2017-04-28 | 2022-11-18 | 퀘스트 엔진스, 엘엘씨 | 가변 체적 챔버 장치 |
| US10883498B2 (en) | 2017-05-04 | 2021-01-05 | Quest Engines, LLC | Variable volume chamber for interaction with a fluid |
| US10808866B2 (en) | 2017-09-29 | 2020-10-20 | Quest Engines, LLC | Apparatus and methods for controlling the movement of matter |
| WO2019147797A2 (en) | 2018-01-26 | 2019-08-01 | Quest Engines, LLC | Audio source waveguide |
| US10753267B2 (en) | 2018-01-26 | 2020-08-25 | Quest Engines, LLC | Method and apparatus for producing stratified streams |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH336527A (de) * | 1954-05-31 | 1959-02-28 | Ciba Geigy | Verfahren zur Herstellung neuer kupferhaltiger Disazofarbstoffe |
| US3655391A (en) * | 1969-05-16 | 1972-04-11 | Paoli Merli | Azodicarbonamide fog inhibitors |
| GB1297653A (https=) * | 1969-12-23 | 1972-11-29 |
-
1971
- 1971-04-14 GB GB942071*[A patent/GB1351464A/en not_active Expired
-
1972
- 1972-04-10 US US00242757A patent/US3772018A/en not_active Expired - Lifetime
- 1972-04-11 CA CA139,445A patent/CA1001471A/en not_active Expired
- 1972-04-13 CH CH545672A patent/CH591101A5/xx not_active IP Right Cessation
- 1972-04-13 IT IT49595/72A patent/IT952635B/it active
- 1972-04-13 FR FR7212911A patent/FR2133661B1/fr not_active Expired
- 1972-04-13 JP JP3651672A patent/JPS5535695B1/ja active Pending
- 1972-04-14 AR AR241488A patent/AR201420A1/es active
- 1972-04-14 BE BE782177A patent/BE782177A/xx not_active IP Right Cessation
- 1972-04-14 DE DE2218189A patent/DE2218189C2/de not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5731141A (en) * | 1995-06-16 | 1998-03-24 | Imation Corp. | Light-sensitive photographic materials comprising tabular silver halide grains and azodicarbonamide derivatives |
Also Published As
| Publication number | Publication date |
|---|---|
| US3772018A (en) | 1973-11-13 |
| FR2133661A1 (https=) | 1972-12-01 |
| JPS5535695B1 (https=) | 1980-09-16 |
| CA1001471A (en) | 1976-12-14 |
| AR201420A1 (es) | 1975-03-14 |
| DE2218189A1 (de) | 1972-11-02 |
| CH591101A5 (https=) | 1977-09-15 |
| FR2133661B1 (https=) | 1976-08-06 |
| BE782177A (fr) | 1972-07-31 |
| IT952635B (it) | 1973-07-30 |
| DE2218189C2 (de) | 1981-12-10 |
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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 |