DE2218189C2 - "Wäßriges Bleichbad für entwickeltes Silber sowie dessen Verwendung" - Google Patents
"Wäßriges Bleichbad für entwickeltes Silber sowie dessen Verwendung"Info
- Publication number
- DE2218189C2 DE2218189C2 DE2218189A DE2218189A DE2218189C2 DE 2218189 C2 DE2218189 C2 DE 2218189C2 DE 2218189 A DE2218189 A DE 2218189A DE 2218189 A DE2218189 A DE 2218189A DE 2218189 C2 DE2218189 C2 DE 2218189C2
- Authority
- DE
- Germany
- Prior art keywords
- bleaching
- azodicarbonamide
- bleach
- developed
- silver
- 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 claims description 42
- 239000004332 silver Substances 0.000 title claims description 42
- 238000004061 bleaching Methods 0.000 title claims description 28
- XOZUGNYVDXMRKW-AATRIKPKSA-N azodicarbonamide Chemical group NC(=O)\N=N\C(N)=O XOZUGNYVDXMRKW-AATRIKPKSA-N 0.000 claims description 18
- 239000000839 emulsion Substances 0.000 claims description 17
- 235000019399 azodicarbonamide Nutrition 0.000 claims description 15
- 239000004156 Azodicarbonamide Substances 0.000 claims description 14
- 125000001453 quaternary ammonium group Chemical group 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 2
- 239000007844 bleaching agent Substances 0.000 description 29
- IOLCXVTUBQKXJR-UHFFFAOYSA-M potassium bromide Chemical compound [K+].[Br-] IOLCXVTUBQKXJR-UHFFFAOYSA-M 0.000 description 24
- -1 AHyI Chemical group 0.000 description 23
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 20
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 20
- 239000000243 solution Substances 0.000 description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 229910052757 nitrogen Inorganic materials 0.000 description 9
- 229960000583 acetic acid Drugs 0.000 description 8
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- 239000000872 buffer Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 235000017281 sodium acetate Nutrition 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 description 4
- 238000005562 fading Methods 0.000 description 4
- 239000012362 glacial acetic acid Substances 0.000 description 4
- 125000000623 heterocyclic group Chemical group 0.000 description 4
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 4
- BDKLKNJTMLIAFE-UHFFFAOYSA-N 2-(3-fluorophenyl)-1,3-oxazole-4-carbaldehyde Chemical compound FC1=CC=CC(C=2OC=C(C=O)N=2)=C1 BDKLKNJTMLIAFE-UHFFFAOYSA-N 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000002791 soaking Methods 0.000 description 3
- 229940087562 sodium acetate trihydrate Drugs 0.000 description 3
- VGTPCRGMBIAPIM-UHFFFAOYSA-M sodium thiocyanate Chemical compound [Na+].[S-]C#N VGTPCRGMBIAPIM-UHFFFAOYSA-M 0.000 description 3
- AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 description 3
- 235000019345 sodium thiosulphate Nutrition 0.000 description 3
- 231100000331 toxic Toxicity 0.000 description 3
- 230000002588 toxic effect Effects 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- QIGBRXMKCJKVMJ-UHFFFAOYSA-N Hydroquinone Chemical compound OC1=CC=C(O)C=C1 QIGBRXMKCJKVMJ-UHFFFAOYSA-N 0.000 description 2
- WTDHULULXKLSOZ-UHFFFAOYSA-N Hydroxylamine hydrochloride Chemical compound Cl.ON WTDHULULXKLSOZ-UHFFFAOYSA-N 0.000 description 2
- 125000004183 alkoxy alkyl group Chemical group 0.000 description 2
- 125000004171 alkoxy aryl group Chemical group 0.000 description 2
- 125000002877 alkyl aryl group Chemical group 0.000 description 2
- 125000000217 alkyl group Chemical group 0.000 description 2
- 229940040526 anhydrous sodium acetate Drugs 0.000 description 2
- 229940101006 anhydrous sodium sulfite Drugs 0.000 description 2
- 125000003710 aryl alkyl group Chemical group 0.000 description 2
- 125000003118 aryl group Chemical group 0.000 description 2
- 125000004429 atom Chemical group 0.000 description 2
- 125000000753 cycloalkyl group Chemical group 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 125000002768 hydroxyalkyl group Chemical group 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 231100000252 nontoxic Toxicity 0.000 description 2
- 230000003000 nontoxic effect Effects 0.000 description 2
- 239000001632 sodium acetate Substances 0.000 description 2
- GCLGEJMYGQKIIW-UHFFFAOYSA-H sodium hexametaphosphate Chemical compound [Na]OP1(=O)OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])O1 GCLGEJMYGQKIIW-UHFFFAOYSA-H 0.000 description 2
- 235000019982 sodium hexametaphosphate Nutrition 0.000 description 2
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 2
- 239000001577 tetrasodium phosphonato phosphate Substances 0.000 description 2
- AYLDJQABCMPYEN-UHFFFAOYSA-N (4-azaniumylphenyl)-diethylazanium;sulfate Chemical compound OS(O)(=O)=O.CCN(CC)C1=CC=C(N)C=C1 AYLDJQABCMPYEN-UHFFFAOYSA-N 0.000 description 1
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- 239000004133 Sodium thiosulphate Substances 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- 239000000370 acceptor Substances 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 235000011126 aluminium potassium sulphate Nutrition 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 125000000751 azo group Chemical group [*]N=N[*] 0.000 description 1
- 229910021538 borax Inorganic materials 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- BNIILDVGGAEEIG-UHFFFAOYSA-L disodium hydrogen phosphate Chemical compound [Na+].[Na+].OP([O-])([O-])=O BNIILDVGGAEEIG-UHFFFAOYSA-L 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 125000003106 haloaryl group Chemical group 0.000 description 1
- 150000002429 hydrazines Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- BDRTVPCFKSUHCJ-UHFFFAOYSA-N molecular hydrogen;potassium Chemical compound [K].[H][H] BDRTVPCFKSUHCJ-UHFFFAOYSA-N 0.000 description 1
- 125000004433 nitrogen atom Chemical group N* 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- CMCWWLVWPDLCRM-UHFFFAOYSA-N phenidone Chemical compound N1C(=O)CCN1C1=CC=CC=C1 CMCWWLVWPDLCRM-UHFFFAOYSA-N 0.000 description 1
- 229940050271 potassium alum Drugs 0.000 description 1
- GRLPQNLYRHEGIJ-UHFFFAOYSA-J potassium aluminium sulfate Chemical compound [Al+3].[K+].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O GRLPQNLYRHEGIJ-UHFFFAOYSA-J 0.000 description 1
- QFVVJPWPYRGZNT-UHFFFAOYSA-L potassium sodium acetate bromide Chemical compound [Br-].[K+].C(C)(=O)[O-].[Na+] QFVVJPWPYRGZNT-UHFFFAOYSA-L 0.000 description 1
- ZNNZYHKDIALBAK-UHFFFAOYSA-M potassium thiocyanate Chemical compound [K+].[S-]C#N ZNNZYHKDIALBAK-UHFFFAOYSA-M 0.000 description 1
- 229940116357 potassium thiocyanate Drugs 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 150000003378 silver Chemical class 0.000 description 1
- WBHQBSYUUJJSRZ-UHFFFAOYSA-M sodium bisulfate Chemical compound [Na+].OS([O-])(=O)=O WBHQBSYUUJJSRZ-UHFFFAOYSA-M 0.000 description 1
- 229910000342 sodium bisulfate Inorganic materials 0.000 description 1
- HRZFUMHJMZEROT-UHFFFAOYSA-L sodium disulfite Chemical compound [Na+].[Na+].[O-]S(=O)S([O-])(=O)=O HRZFUMHJMZEROT-UHFFFAOYSA-L 0.000 description 1
- 229940001584 sodium metabisulfite Drugs 0.000 description 1
- 235000010262 sodium metabisulphite Nutrition 0.000 description 1
- 239000004328 sodium tetraborate Substances 0.000 description 1
- 235000010339 sodium tetraborate Nutrition 0.000 description 1
- 238000010186 staining Methods 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- BYGOPQKDHGXNCD-UHFFFAOYSA-N tripotassium;iron(3+);hexacyanide Chemical compound [K+].[K+].[K+].[Fe+3].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-] BYGOPQKDHGXNCD-UHFFFAOYSA-N 0.000 description 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 (2)
| Publication Number | Publication Date |
|---|---|
| DE2218189A1 DE2218189A1 (de) | 1972-11-02 |
| DE2218189C2 true DE2218189C2 (de) | 1981-12-10 |
Family
ID=9871638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2218189A Expired DE2218189C2 (de) | 1971-04-14 | 1972-04-14 | "Wäßriges Bleichbad für entwickeltes Silber sowie dessen Verwendung" |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3772018A (enExample) |
| JP (1) | JPS5535695B1 (enExample) |
| AR (1) | AR201420A1 (enExample) |
| BE (1) | BE782177A (enExample) |
| CA (1) | CA1001471A (enExample) |
| CH (1) | CH591101A5 (enExample) |
| DE (1) | DE2218189C2 (enExample) |
| FR (1) | FR2133661B1 (enExample) |
| GB (1) | GB1351464A (enExample) |
| IT (1) | IT952635B (enExample) |
Families Citing this family (12)
| 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 |
| EP0749038A1 (en) * | 1995-06-16 | 1996-12-18 | Minnesota Mining And Manufacturing Company | Light-sensitive photographic materials comprising tabular silver halide grains and azodicarbonamide derivatives |
| US11041456B2 (en) | 2017-03-30 | 2021-06-22 | Quest Engines, LLC | Internal combustion engine |
| 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 |
| JP6894981B2 (ja) | 2017-04-28 | 2021-06-30 | クエスト エンジンズ，エルエルシー | 可変容積室デバイス |
| US10883498B2 (en) | 2017-05-04 | 2021-01-05 | Quest Engines, LLC | Variable volume chamber for interaction with a fluid |
| US11060636B2 (en) | 2017-09-29 | 2021-07-13 | Quest Engines, LLC | Engines and pumps with motionless one-way valve |
| WO2019147963A1 (en) | 2018-01-26 | 2019-08-01 | Quest Engines, LLC | Method and apparatus for producing stratified streams |
| WO2019147797A2 (en) | 2018-01-26 | 2019-08-01 | Quest Engines, LLC | Audio source waveguide |
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 (enExample) * | 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 FR FR7212911A patent/FR2133661B1/fr not_active Expired
- 1972-04-13 JP JP3651672A patent/JPS5535695B1/ja active Pending
- 1972-04-13 IT IT49595/72A patent/IT952635B/it active
- 1972-04-13 CH CH545672A patent/CH591101A5/xx not_active IP Right Cessation
- 1972-04-14 DE DE2218189A patent/DE2218189C2/de not_active Expired
- 1972-04-14 BE BE782177A patent/BE782177A/xx not_active IP Right Cessation
- 1972-04-14 AR AR241488A patent/AR201420A1/es active
Also Published As
| Publication number | Publication date |
|---|---|
| CA1001471A (en) | 1976-12-14 |
| JPS5535695B1 (enExample) | 1980-09-16 |
| FR2133661B1 (enExample) | 1976-08-06 |
| DE2218189A1 (de) | 1972-11-02 |
| FR2133661A1 (enExample) | 1972-12-01 |
| IT952635B (it) | 1973-07-30 |
| CH591101A5 (enExample) | 1977-09-15 |
| AR201420A1 (es) | 1975-03-14 |
| GB1351464A (en) | 1974-05-01 |
| US3772018A (en) | 1973-11-13 |
| BE782177A (fr) | 1972-07-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OD | Request for examination | ||
| D2 | Grant after examination | ||
| 8339 | Ceased/non-payment of the annual fee |