BE523920A - - Google Patents
Info
- Publication number
- BE523920A BE523920A BE523920DA BE523920A BE 523920 A BE523920 A BE 523920A BE 523920D A BE523920D A BE 523920DA BE 523920 A BE523920 A BE 523920A
- Authority
- BE
- Belgium
Links
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
- G03C1/76—Photosensitive materials characterised by the base or auxiliary layers
- G03C1/815—Photosensitive materials characterised by the base or auxiliary layers characterised by means for filtering or absorbing ultraviolet light, e.g. optical bleaching
- G03C1/8155—Organic compounds therefor
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)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US317865A US2685512A (en) | 1952-10-31 | 1952-10-31 | Photographic element containing arylidene derivative of fluorene |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE523920A true BE523920A (https=) |
Family
ID=23235587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE523920D BE523920A (https=) | 1952-10-31 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2685512A (https=) |
| BE (1) | BE523920A (https=) |
| FR (1) | FR1094899A (https=) |
| GB (1) | GB735417A (https=) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2784087A (en) * | 1954-09-20 | 1957-03-05 | Eastman Kodak Co | Photographic light sensitive elements containing ultra-violet filters |
| BE552915A (https=) * | 1956-11-26 | |||
| JP6176116B2 (ja) | 2012-01-06 | 2017-08-09 | コニカミノルタ株式会社 | フィルムミラーの製造方法 |
-
0
- BE BE523920D patent/BE523920A/xx unknown
-
1952
- 1952-10-31 US US317865A patent/US2685512A/en not_active Expired - Lifetime
-
1953
- 1953-10-30 GB GB30107/53A patent/GB735417A/en not_active Expired
- 1953-10-30 FR FR1094899D patent/FR1094899A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB735417A (en) | 1955-08-17 |
| US2685512A (en) | 1954-08-03 |
| FR1094899A (fr) | 1955-05-25 |