GB778792A - Improvements in photographic reproduction processes and in developers and sensitive emulsions therefor - Google Patents
Improvements in photographic reproduction processes and in developers and sensitive emulsions thereforInfo
- Publication number
- GB778792A GB778792A GB19785/55A GB1978555A GB778792A GB 778792 A GB778792 A GB 778792A GB 19785/55 A GB19785/55 A GB 19785/55A GB 1978555 A GB1978555 A GB 1978555A GB 778792 A GB778792 A GB 778792A
- Authority
- GB
- United Kingdom
- Prior art keywords
- silver
- silver halide
- hypo
- developer
- emulsion
- 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
- 239000000839 emulsion Substances 0.000 title abstract 7
- 238000000034 method Methods 0.000 title abstract 3
- 239000004332 silver Substances 0.000 abstract 8
- 229910052709 silver Inorganic materials 0.000 abstract 8
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 6
- -1 silver halide Chemical class 0.000 abstract 6
- 239000003795 chemical substances by application Substances 0.000 abstract 5
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 abstract 4
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 abstract 3
- NLKNQRATVPKPDG-UHFFFAOYSA-M potassium iodide Chemical compound [K+].[I-] NLKNQRATVPKPDG-UHFFFAOYSA-M 0.000 abstract 3
- 239000002904 solvent Substances 0.000 abstract 3
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 abstract 2
- CIWBSHSKHKDKBQ-DUZGATOHSA-N D-isoascorbic acid Chemical compound OC[C@@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-DUZGATOHSA-N 0.000 abstract 2
- QIGBRXMKCJKVMJ-UHFFFAOYSA-N Hydroquinone Chemical compound OC1=CC=C(O)C=C1 QIGBRXMKCJKVMJ-UHFFFAOYSA-N 0.000 abstract 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 2
- IOLCXVTUBQKXJR-UHFFFAOYSA-M potassium bromide Chemical compound [K+].[Br-] IOLCXVTUBQKXJR-UHFFFAOYSA-M 0.000 abstract 2
- NDGRWYRVNANFNB-UHFFFAOYSA-N pyrazolidin-3-one Chemical compound O=C1CCNN1 NDGRWYRVNANFNB-UHFFFAOYSA-N 0.000 abstract 2
- 235000010265 sodium sulphite Nutrition 0.000 abstract 2
- 229910021607 Silver chloride Inorganic materials 0.000 abstract 1
- DPXJVFZANSGRMM-UHFFFAOYSA-N acetic acid;2,3,4,5,6-pentahydroxyhexanal;sodium Chemical compound [Na].CC(O)=O.OCC(O)C(O)C(O)C(O)C=O DPXJVFZANSGRMM-UHFFFAOYSA-N 0.000 abstract 1
- 235000010323 ascorbic acid Nutrition 0.000 abstract 1
- 229960005070 ascorbic acid Drugs 0.000 abstract 1
- 239000011668 ascorbic acid Substances 0.000 abstract 1
- QVQLCTNNEUAWMS-UHFFFAOYSA-N barium oxide Chemical compound [Ba]=O QVQLCTNNEUAWMS-UHFFFAOYSA-N 0.000 abstract 1
- 229910001864 baryta Inorganic materials 0.000 abstract 1
- QRUDEWIWKLJBPS-UHFFFAOYSA-N benzotriazole Chemical compound C1=CC=C2N[N][N]C2=C1 QRUDEWIWKLJBPS-UHFFFAOYSA-N 0.000 abstract 1
- 239000012964 benzotriazole Substances 0.000 abstract 1
- LHQLJMJLROMYRN-UHFFFAOYSA-L cadmium acetate Chemical compound [Cd+2].CC([O-])=O.CC([O-])=O LHQLJMJLROMYRN-UHFFFAOYSA-L 0.000 abstract 1
- 239000001768 carboxy methyl cellulose Substances 0.000 abstract 1
- 238000007654 immersion Methods 0.000 abstract 1
- CBEQRNSPHCCXSH-UHFFFAOYSA-N iodine monobromide Chemical compound IBr CBEQRNSPHCCXSH-UHFFFAOYSA-N 0.000 abstract 1
- 229940046892 lead acetate Drugs 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- CMCWWLVWPDLCRM-UHFFFAOYSA-N phenidone Chemical compound N1C(=O)CCN1C1=CC=CC=C1 CMCWWLVWPDLCRM-UHFFFAOYSA-N 0.000 abstract 1
- 238000001556 precipitation Methods 0.000 abstract 1
- 239000000377 silicon dioxide Substances 0.000 abstract 1
- 229940100890 silver compound Drugs 0.000 abstract 1
- 150000003379 silver compounds Chemical class 0.000 abstract 1
- 235000019812 sodium carboxymethyl cellulose Nutrition 0.000 abstract 1
- 229920001027 sodium carboxymethylcellulose Polymers 0.000 abstract 1
- GRVFOGOEDUUMBP-UHFFFAOYSA-N sodium sulfide (anhydrous) Chemical compound [Na+].[Na+].[S-2] GRVFOGOEDUUMBP-UHFFFAOYSA-N 0.000 abstract 1
- PGWMQVQLSMAHHO-UHFFFAOYSA-N sulfanylidenesilver Chemical compound [Ag]=S PGWMQVQLSMAHHO-UHFFFAOYSA-N 0.000 abstract 1
- 238000005406 washing Methods 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
- G03C8/00—Diffusion transfer processes or agents therefor; Photosensitive materials for such processes
- G03C8/02—Photosensitive materials characterised by the image-forming section
- G03C8/04—Photosensitive materials characterised by the image-forming section the substances transferred by diffusion consisting of inorganic or organo-metallic compounds derived from photosensitive noble metals
- G03C8/06—Silver salt diffusion transfer
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
- Photosensitive Polymer And Photoresist Processing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US443536A US2751300A (en) | 1954-07-15 | 1954-07-15 | Photographic solvent transfer reproduction process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB778792A true GB778792A (en) | 1957-07-10 |
Family
ID=23761175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB19785/55A Expired GB778792A (en) | 1954-07-15 | 1955-07-08 | Improvements in photographic reproduction processes and in developers and sensitive emulsions therefor |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2751300A (enrdf_load_stackoverflow) |
| BE (1) | BE539816A (enrdf_load_stackoverflow) |
| FR (1) | FR1146552A (enrdf_load_stackoverflow) |
| GB (1) | GB778792A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4847339A (enrdf_load_stackoverflow) * | 1971-10-15 | 1973-07-05 |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2855299A (en) * | 1955-06-07 | 1958-10-07 | Polaroid Corp | Photographic processes |
| US2965482A (en) * | 1955-09-08 | 1960-12-20 | Haloid Zerox Inc | Method for fixing xerographic images |
| NL110125C (enrdf_load_stackoverflow) * | 1957-04-24 | |||
| BE578365A (enrdf_load_stackoverflow) * | 1958-05-07 | |||
| US2983606A (en) * | 1958-07-14 | 1961-05-09 | Polaroid Corp | Processes and products for forming photographic images in color |
| BE586348A (enrdf_load_stackoverflow) * | 1959-01-10 | |||
| BE621608A (enrdf_load_stackoverflow) * | 1959-04-10 | |||
| US3234022A (en) * | 1960-08-08 | 1966-02-08 | Polaroid Corp | Diffusion-transfer reversal processes and elements useful in such processes |
| BE609057A (enrdf_load_stackoverflow) * | 1960-10-12 | |||
| NL275649A (enrdf_load_stackoverflow) * | 1961-03-09 | |||
| US3278307A (en) * | 1961-11-21 | 1966-10-11 | Eastman Kodak Co | Photographic process for producing prints stabilized against print-out |
| US3253923A (en) * | 1962-08-31 | 1966-05-31 | Eastman Kodak Co | Process for intensifying and fixing print-out images |
| US3330661A (en) * | 1962-11-13 | 1967-07-11 | Eastman Kodak Co | Photographic development precursors |
| US3464822A (en) * | 1965-09-13 | 1969-09-02 | Du Pont | Process for making electrically conductive images |
| AU456094B2 (en) * | 1971-05-15 | 1974-12-12 | Minnesota Mining And Manufacturing Company | New development composition for radiographic film |
| US4049450A (en) * | 1976-03-30 | 1977-09-20 | Polaroid Corporation | 4-Hydroxypyrazole developing agents |
| EP0723203B1 (en) * | 1994-12-28 | 1998-06-24 | Agfa-Gevaert N.V. | A method for making a lithographic printing plate |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE530885A (enrdf_load_stackoverflow) * | 1953-08-03 |
-
0
- BE BE539816D patent/BE539816A/xx unknown
-
1954
- 1954-07-15 US US443536A patent/US2751300A/en not_active Expired - Lifetime
-
1955
- 1955-07-08 GB GB19785/55A patent/GB778792A/en not_active Expired
- 1955-07-13 FR FR1146552D patent/FR1146552A/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4847339A (enrdf_load_stackoverflow) * | 1971-10-15 | 1973-07-05 |
Also Published As
| Publication number | Publication date |
|---|---|
| US2751300A (en) | 1956-06-19 |
| FR1146552A (fr) | 1957-11-13 |
| BE539816A (enrdf_load_stackoverflow) |
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