GB805854A - Process for the production of several positives from one photographic negative by the silver salt diffusion process - Google Patents
Process for the production of several positives from one photographic negative by the silver salt diffusion processInfo
- Publication number
- GB805854A GB805854A GB2485855A GB2485855A GB805854A GB 805854 A GB805854 A GB 805854A GB 2485855 A GB2485855 A GB 2485855A GB 2485855 A GB2485855 A GB 2485855A GB 805854 A GB805854 A GB 805854A
- Authority
- GB
- United Kingdom
- Prior art keywords
- layer
- silver halide
- silver
- negative
- developing
- 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
- 238000009792 diffusion process Methods 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 2
- GGCZERPQGJTIQP-UHFFFAOYSA-N sodium;9,10-dioxoanthracene-2-sulfonic acid Chemical compound [Na+].C1=CC=C2C(=O)C3=CC(S(=O)(=O)O)=CC=C3C(=O)C2=C1 GGCZERPQGJTIQP-UHFFFAOYSA-N 0.000 title abstract 2
- 238000004519 manufacturing process Methods 0.000 title 1
- -1 silver halide Chemical class 0.000 abstract 7
- 229910052709 silver Inorganic materials 0.000 abstract 6
- 239000004332 silver Substances 0.000 abstract 6
- 239000002904 solvent Substances 0.000 abstract 5
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 abstract 4
- QIGBRXMKCJKVMJ-UHFFFAOYSA-N Hydroquinone Chemical compound OC1=CC=C(O)C=C1 QIGBRXMKCJKVMJ-UHFFFAOYSA-N 0.000 abstract 4
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 abstract 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 3
- ONPIOWQPHWNPOQ-UHFFFAOYSA-L barium(2+);dioxido-oxo-sulfanylidene-$l^{6}-sulfane Chemical compound [Ba+2].[O-]S([O-])(=O)=S ONPIOWQPHWNPOQ-UHFFFAOYSA-L 0.000 abstract 2
- 239000000839 emulsion Substances 0.000 abstract 2
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 abstract 2
- IOLCXVTUBQKXJR-UHFFFAOYSA-M potassium bromide Chemical compound [K+].[Br-] IOLCXVTUBQKXJR-UHFFFAOYSA-M 0.000 abstract 2
- 235000010265 sodium sulphite Nutrition 0.000 abstract 2
- YXIWHUQXZSMYRE-UHFFFAOYSA-N 1,3-benzothiazole-2-thiol Chemical compound C1=CC=C2SC(S)=NC2=C1 YXIWHUQXZSMYRE-UHFFFAOYSA-N 0.000 abstract 1
- 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 1
- 241001479434 Agfa Species 0.000 abstract 1
- 239000001828 Gelatine Substances 0.000 abstract 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 abstract 1
- 229910021607 Silver chloride 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
- 229920000159 gelatin Polymers 0.000 abstract 1
- 235000019322 gelatine Nutrition 0.000 abstract 1
- 150000002357 guanidines Chemical class 0.000 abstract 1
- 235000010299 hexamethylene tetramine Nutrition 0.000 abstract 1
- 239000004312 hexamethylene tetramine Substances 0.000 abstract 1
- 229960004011 methenamine Drugs 0.000 abstract 1
- RWPGFSMJFRPDDP-UHFFFAOYSA-L potassium metabisulfite Chemical compound [K+].[K+].[O-]S(=O)S([O-])(=O)=O RWPGFSMJFRPDDP-UHFFFAOYSA-L 0.000 abstract 1
- 239000004297 potassium metabisulphite Substances 0.000 abstract 1
- 235000010263 potassium metabisulphite Nutrition 0.000 abstract 1
- HKZLPVFGJNLROG-UHFFFAOYSA-M silver monochloride Chemical compound [Cl-].[Ag+] HKZLPVFGJNLROG-UHFFFAOYSA-M 0.000 abstract 1
- 235000011121 sodium hydroxide Nutrition 0.000 abstract 1
- 239000000126 substance Substances 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)
- Photosensitive Polymer And Photoresist Processing (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEA0021054 | 1954-08-30 | ||
| DE22994 | 1955-07-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB805854A true GB805854A (en) | 1958-12-17 |
Family
ID=25748466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2485855A Expired GB805854A (en) | 1954-08-30 | 1955-08-30 | Process for the production of several positives from one photographic negative by the silver salt diffusion process |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE540768A (enrdf_load_stackoverflow) |
| CH (1) | CH341067A (enrdf_load_stackoverflow) |
| DE (2) | DE1066869B (enrdf_load_stackoverflow) |
| FR (1) | FR1135904A (enrdf_load_stackoverflow) |
| GB (1) | GB805854A (enrdf_load_stackoverflow) |
| NL (2) | NL106463C (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3174859A (en) * | 1959-09-24 | 1965-03-23 | Gevaert Photo Prod Nv | Process for obtaining multiple photographic positive images by diffusiontransfer |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3326712A (en) * | 1964-01-20 | 1967-06-20 | Mead Corp | Transfer print receiving paper and method of producing same |
-
0
- NL NL199997D patent/NL199997A/xx unknown
- BE BE540768D patent/BE540768A/xx unknown
- NL NL106463D patent/NL106463C/xx active
- DE DENDAT1048477D patent/DE1048477B/de active Pending
- DE DENDAT1066869D patent/DE1066869B/de active Pending
-
1955
- 1955-08-05 CH CH341067D patent/CH341067A/de unknown
- 1955-08-24 FR FR1135904D patent/FR1135904A/fr not_active Expired
- 1955-08-30 GB GB2485855A patent/GB805854A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3174859A (en) * | 1959-09-24 | 1965-03-23 | Gevaert Photo Prod Nv | Process for obtaining multiple photographic positive images by diffusiontransfer |
Also Published As
| Publication number | Publication date |
|---|---|
| DE1066869B (enrdf_load_stackoverflow) | |
| DE1048477B (enrdf_load_stackoverflow) | |
| BE540768A (enrdf_load_stackoverflow) | |
| CH341067A (de) | 1959-09-15 |
| NL199997A (enrdf_load_stackoverflow) | |
| NL106463C (enrdf_load_stackoverflow) | |
| FR1135904A (fr) | 1957-05-06 |
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