GB766101A - Improvements in photographic developer compositions - Google Patents
Improvements in photographic developer compositionsInfo
- Publication number
- GB766101A GB766101A GB8457/55A GB845755A GB766101A GB 766101 A GB766101 A GB 766101A GB 8457/55 A GB8457/55 A GB 8457/55A GB 845755 A GB845755 A GB 845755A GB 766101 A GB766101 A GB 766101A
- Authority
- GB
- United Kingdom
- Prior art keywords
- sodium
- lithium hydroxide
- boric anhydride
- potassium bromide
- hydroxide monohydrate
- 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
- 239000000203 mixture Substances 0.000 title abstract 4
- JKWMSGQKBLHBQQ-UHFFFAOYSA-N diboron trioxide Chemical compound O=BOB=O JKWMSGQKBLHBQQ-UHFFFAOYSA-N 0.000 abstract 8
- IOLCXVTUBQKXJR-UHFFFAOYSA-M potassium bromide Chemical compound [K+].[Br-] IOLCXVTUBQKXJR-UHFFFAOYSA-M 0.000 abstract 8
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 abstract 8
- QIGBRXMKCJKVMJ-UHFFFAOYSA-N Hydroquinone Chemical compound OC1=CC=C(O)C=C1 QIGBRXMKCJKVMJ-UHFFFAOYSA-N 0.000 abstract 6
- PQVSTLUFSYVLTO-UHFFFAOYSA-N ethyl n-ethoxycarbonylcarbamate Chemical compound CCOC(=O)NC(=O)OCC PQVSTLUFSYVLTO-UHFFFAOYSA-N 0.000 abstract 4
- GLXDVVHUTZTUQK-UHFFFAOYSA-M lithium hydroxide monohydrate Substances [Li+].O.[OH-] GLXDVVHUTZTUQK-UHFFFAOYSA-M 0.000 abstract 4
- 229940040692 lithium hydroxide monohydrate Drugs 0.000 abstract 4
- 235000010265 sodium sulphite Nutrition 0.000 abstract 4
- ZVNPWFOVUDMGRP-UHFFFAOYSA-N 4-methylaminophenol sulfate Chemical compound OS(O)(=O)=O.CNC1=CC=C(O)C=C1.CNC1=CC=C(O)C=C1 ZVNPWFOVUDMGRP-UHFFFAOYSA-N 0.000 abstract 2
- VGTPKLINSHNZRD-UHFFFAOYSA-N oxoborinic acid Chemical compound OB=O VGTPKLINSHNZRD-UHFFFAOYSA-N 0.000 abstract 2
- -1 silver halide Chemical class 0.000 abstract 2
- HRZFUMHJMZEROT-UHFFFAOYSA-L sodium disulfite Chemical compound [Na+].[Na+].[O-]S(=O)S([O-])(=O)=O HRZFUMHJMZEROT-UHFFFAOYSA-L 0.000 abstract 2
- 235000010262 sodium metabisulphite Nutrition 0.000 abstract 2
- 239000004296 sodium metabisulphite Substances 0.000 abstract 2
- JAKYJVJWXKRTSJ-UHFFFAOYSA-N sodium;oxido(oxo)borane;tetrahydrate Chemical compound O.O.O.O.[Na+].[O-]B=O JAKYJVJWXKRTSJ-UHFFFAOYSA-N 0.000 abstract 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 abstract 1
- QMJDEXCUIQJLGO-UHFFFAOYSA-N [4-(methylamino)phenyl] hydrogen sulfate Chemical compound CNC1=CC=C(OS(O)(=O)=O)C=C1 QMJDEXCUIQJLGO-UHFFFAOYSA-N 0.000 abstract 1
- 150000008064 anhydrides Chemical class 0.000 abstract 1
- 229910021538 borax Inorganic materials 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 238000002425 crystallisation Methods 0.000 abstract 1
- 230000008025 crystallization Effects 0.000 abstract 1
- UQGFMSUEHSUPRD-UHFFFAOYSA-N disodium;3,7-dioxido-2,4,6,8,9-pentaoxa-1,3,5,7-tetraborabicyclo[3.3.1]nonane Chemical compound [Na+].[Na+].O1B([O-])OB2OB([O-])OB1O2 UQGFMSUEHSUPRD-UHFFFAOYSA-N 0.000 abstract 1
- MQRJBSHKWOFOGF-UHFFFAOYSA-L disodium;carbonate;hydrate Chemical compound O.[Na+].[Na+].[O-]C([O-])=O MQRJBSHKWOFOGF-UHFFFAOYSA-L 0.000 abstract 1
- WBZKQQHYRPRKNJ-UHFFFAOYSA-L disulfite Chemical compound [O-]S(=O)S([O-])(=O)=O WBZKQQHYRPRKNJ-UHFFFAOYSA-L 0.000 abstract 1
- STNGULMWFPMOCE-UHFFFAOYSA-N ethyl 4-butyl-3,5-dimethyl-1h-pyrrole-2-carboxylate Chemical compound CCCCC1=C(C)NC(C(=O)OCC)=C1C STNGULMWFPMOCE-UHFFFAOYSA-N 0.000 abstract 1
- DJEHXEMURTVAOE-UHFFFAOYSA-M potassium bisulfite Chemical compound [K+].OS([O-])=O DJEHXEMURTVAOE-UHFFFAOYSA-M 0.000 abstract 1
- 229940094035 potassium bromide Drugs 0.000 abstract 1
- 235000010259 potassium hydrogen sulphite Nutrition 0.000 abstract 1
- 239000000843 powder Substances 0.000 abstract 1
- 239000003755 preservative agent Substances 0.000 abstract 1
- 230000002335 preservative effect Effects 0.000 abstract 1
- 239000000837 restrainer Substances 0.000 abstract 1
- 229910052709 silver Inorganic materials 0.000 abstract 1
- 239000004332 silver Substances 0.000 abstract 1
- 239000011734 sodium Substances 0.000 abstract 1
- 229910052708 sodium Inorganic materials 0.000 abstract 1
- 229940076133 sodium carbonate monohydrate Drugs 0.000 abstract 1
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 abstract 1
- 235000010339 sodium tetraborate Nutrition 0.000 abstract 1
- 239000004328 sodium tetraborate Substances 0.000 abstract 1
- 239000003381 stabilizer Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- G03C5/264—Supplying of photographic processing chemicals; Preparation or packaging thereof
- G03C5/265—Supplying of photographic processing chemicals; Preparation or packaging thereof of powders, granulates, tablets
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US420463A US2739894A (en) | 1954-04-01 | 1954-04-01 | Single powder photographic developers containing lithium hydroxide |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB766101A true GB766101A (en) | 1957-01-16 |
Family
ID=23666584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB8457/55A Expired GB766101A (en) | 1954-04-01 | 1955-03-23 | Improvements in photographic developer compositions |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2739894A (enrdf_load_stackoverflow) |
| BE (1) | BE536991A (enrdf_load_stackoverflow) |
| FR (1) | FR1131909A (enrdf_load_stackoverflow) |
| GB (1) | GB766101A (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2893865A (en) * | 1956-12-26 | 1959-07-07 | Gen Aniline & Film Corp | Single powder photographic developers |
| US3236650A (en) * | 1962-09-06 | 1966-02-22 | Limberger Walter | Method for developing films |
| US5780211A (en) * | 1991-05-01 | 1998-07-14 | Konica Corporation | Processing composition in the tablet form for silver halide photographic light-sensitive material |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2366496A (en) * | 1941-04-16 | 1945-01-02 | Du Pont | Stabilized concentrated photographic developing compositions |
| US2384592A (en) * | 1943-04-22 | 1945-09-11 | Eastman Kodak Co | Single-powder photographic developers |
| BE509125A (enrdf_load_stackoverflow) * | 1951-02-09 | |||
| US2649376A (en) * | 1952-06-26 | 1953-08-18 | Eastman Kodak Co | Single powder developers containing stabilized alkali hydroxides |
| BE521002A (enrdf_load_stackoverflow) * | 1952-06-26 | |||
| BE520998A (enrdf_load_stackoverflow) * | 1952-06-26 |
-
0
- BE BE536991D patent/BE536991A/xx unknown
-
1954
- 1954-04-01 US US420463A patent/US2739894A/en not_active Expired - Lifetime
-
1955
- 1955-03-23 GB GB8457/55A patent/GB766101A/en not_active Expired
- 1955-04-01 FR FR1131909D patent/FR1131909A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1131909A (fr) | 1957-03-01 |
| US2739894A (en) | 1956-03-27 |
| BE536991A (enrdf_load_stackoverflow) |
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