GB289386A - - Google Patents
Info
- Publication number
- GB289386A GB289386A GB12118/28A GB1211828A GB289386A GB 289386 A GB289386 A GB 289386A GB 12118/28 A GB12118/28 A GB 12118/28A GB 1211828 A GB1211828 A GB 1211828A GB 289386 A GB289386 A GB 289386A
- Authority
- GB
- United Kingdom
- Prior art keywords
- naphthoquinone
- exposure
- salt
- processes
- employing
- 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
- 238000000034 method Methods 0.000 abstract 2
- GHMLBKRAJCXXBS-UHFFFAOYSA-N resorcinol Chemical compound OC1=CC=CC(O)=C1 GHMLBKRAJCXXBS-UHFFFAOYSA-N 0.000 abstract 2
- 150000003839 salts Chemical class 0.000 abstract 2
- 238000006467 substitution reaction Methods 0.000 abstract 2
- PZTGRDMCBZUJDL-UHFFFAOYSA-N 1,2-naphthoquinone-4-sulfonic acid Chemical compound C1=CC=C2C(S(=O)(=O)O)=CC(=O)C(=O)C2=C1 PZTGRDMCBZUJDL-UHFFFAOYSA-N 0.000 abstract 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 125000005843 halogen group Chemical group 0.000 abstract 1
- -1 oxy- Chemical class 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
- G03C1/00—Photosensitive materials
- G03C1/72—Photosensitive compositions not covered by the groups G03C1/005 - G03C1/705
- G03C1/73—Photosensitive compositions not covered by the groups G03C1/005 - G03C1/705 containing organic compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Heat Sensitive Colour Forming Recording (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEI0030633 | 1927-03-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB289386A true GB289386A (cs) | 1928-11-01 |
Family
ID=7187669
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB7490/28A Expired GB286736A (en) | 1927-03-10 | 1928-03-10 | Process for producing photo-prints and photo-copies |
| GB12118/28A Expired GB289386A (cs) | 1927-03-10 | 1928-04-25 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB7490/28A Expired GB286736A (en) | 1927-03-10 | 1928-03-10 | Process for producing photo-prints and photo-copies |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US1833856A (cs) |
| FR (1) | FR35018E (cs) |
| GB (2) | GB286736A (cs) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3192045A (en) * | 1963-02-01 | 1965-06-29 | Eastman Kodak Co | Non-silver color light sensitive photographic elements and method of using same |
-
0
- FR FR35018D patent/FR35018E/fr not_active Expired
-
1928
- 1928-02-24 US US256809A patent/US1833856A/en not_active Expired - Lifetime
- 1928-03-10 GB GB7490/28A patent/GB286736A/en not_active Expired
- 1928-04-25 GB GB12118/28A patent/GB289386A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB286736A (en) | 1928-05-17 |
| US1833856A (en) | 1931-11-24 |
| FR35018E (cs) | 1929-10-30 |
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