BE456807A - - Google Patents
Info
- Publication number
- BE456807A BE456807A BE456807DA BE456807A BE 456807 A BE456807 A BE 456807A BE 456807D A BE456807D A BE 456807DA BE 456807 A BE456807 A BE 456807A
- 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
- G03C1/825—Photosensitive materials characterised by the base or auxiliary layers characterised by antireflection means or visible-light filtering means, e.g. antihalation
- G03C1/83—Organic dyestuffs therefor
- G03C1/832—Methine or polymethine dyes
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
- Plural Heterocyclic Compounds (AREA)
- Indole Compounds (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE633622X | 1943-07-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE456807A true BE456807A (en:Method) |
Family
ID=6579144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE456807D BE456807A (en:Method) | 1943-07-23 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2620273A (en:Method) |
| BE (1) | BE456807A (en:Method) |
| GB (1) | GB633622A (en:Method) |
| NL (2) | NL62502C (en:Method) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3933787A (en) * | 1973-01-12 | 1976-01-20 | Sandoz Ltd., (Sandoz Ag) | Substituted 4-(2-benzothiazolyl)phenylazo dyes having a quaternary ammonium, hydrazinium or optionally substituted amino substituent |
| US4734218A (en) * | 1984-11-20 | 1988-03-29 | Mitsui Toatsu Chemicals, Incorporated | Dichroic azo dyestuffs and liquid crystal composition containing said dyestuffs |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US256444A (en) * | 1882-04-11 | And hermann endemann | ||
| CH126346A (de) * | 1926-09-07 | 1928-06-01 | Ig Farbenindustrie Ag | Verfahren zur Darstellung von 2-Styryl-4-amino-6-äthoxy-chinolin. |
| DE512613C (de) * | 1929-10-31 | 1930-11-13 | I G Farbenindustrie Akt Ges | Lichthofschutzschicht fuer photographische Platten und Filme |
| BE377358A (en:Method) * | 1930-02-18 | |||
| BE415905A (en:Method) * | 1935-06-06 | |||
| CH201023A (de) * | 1936-05-23 | 1938-11-15 | Ig Farbenindustrie Ag | Verfahren zur Herstellung eines photographischen Materials, das mindestens eine gefärbte Schicht enthält. |
| IT381108A (en:Method) * | 1939-03-28 | 1900-01-01 | ||
| DE878539C (de) * | 1939-08-17 | 1953-06-05 | Hoechst Ag | Verfahren zur Herstellung von Methinfarbstoffen |
| NL53648C (en:Method) * | 1939-11-27 | |||
| US2355659A (en) * | 1939-12-15 | 1944-08-15 | Hoffmann La Roche | Piperidine derivatives and process for the manufacture of the same |
-
0
- BE BE456807D patent/BE456807A/xx unknown
- NL NL118122D patent/NL118122B/xx unknown
- NL NL62502D patent/NL62502C/xx active
-
1945
- 1945-12-13 GB GB33748/45A patent/GB633622A/en not_active Expired
-
1947
- 1947-05-13 US US747845A patent/US2620273A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| NL62502C (en:Method) | |
| US2620273A (en) | 1952-12-02 |
| GB633622A (en) | 1949-12-19 |
| NL118122B (en:Method) |