BE524877A - - Google Patents
Info
- Publication number
- BE524877A BE524877A BE524877DA BE524877A BE 524877 A BE524877 A BE 524877A BE 524877D A BE524877D A BE 524877DA BE 524877 A BE524877 A BE 524877A
- 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
- G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
- G03C7/28—Silver dye bleach processes; Materials therefor; Preparing or processing such materials
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
- Coloring (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US325218A US2669517A (en) | 1952-12-10 | 1952-12-10 | Furoquinoxalines and thienoquinoxalines as catalysts in dye bleach baths for color photography |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE524877A true BE524877A (en) |
Family
ID=23266932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE524877D BE524877A (en) | 1952-12-10 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2669517A (en) |
| BE (1) | BE524877A (en) |
| DE (1) | DE941769C (en) |
| GB (1) | GB736849A (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE622121A (en) * | 1961-09-06 | |||
| CH508226A (en) * | 1969-03-13 | 1971-05-31 | Ciba Geigy Ag | Use of quinoxalines as color bleaching catalysts |
| CH543108A (en) * | 1970-09-04 | 1973-10-15 | Ciba Geigy Ag | Use of quinoxalines in photographic processes |
| JP5983289B2 (en) * | 2012-10-18 | 2016-08-31 | セイコーエプソン株式会社 | Thiadiazole compounds, compounds for light emitting devices, light emitting devices, light emitting devices, authentication devices, and electronic devices |
| EP3010055B1 (en) * | 2013-06-11 | 2021-10-20 | Idemitsu Kosan Co., Ltd | Material for organic electroluminescent elements, organic electroluminescent element using same, and electronic device |
| KR102454041B1 (en) * | 2014-12-05 | 2022-10-14 | 엘지디스플레이 주식회사 | Delayed Fluorescence compound, and Organic light emitting diode device and Display device using the same |
| US9806269B2 (en) | 2014-12-05 | 2017-10-31 | Lg Display Co., Ltd. | Delayed fluorescence compound, and organic light emitting diode and display device using the same |
| CN112912379A (en) * | 2018-10-19 | 2021-06-04 | 株式会社半导体能源研究所 | Organic compound, material for light-emitting device, light-emitting module, electronic device, and lighting device |
-
0
- BE BE524877D patent/BE524877A/xx unknown
-
1952
- 1952-12-10 US US325218A patent/US2669517A/en not_active Expired - Lifetime
-
1953
- 1953-12-01 DE DEG13195A patent/DE941769C/en not_active Expired
- 1953-12-09 GB GB34294/53A patent/GB736849A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE941769C (en) | 1956-04-19 |
| GB736849A (en) | 1955-09-14 |
| US2669517A (en) | 1954-02-16 |