BE475078A - - Google Patents
Info
- Publication number
- BE475078A BE475078A BE475078DA BE475078A BE 475078 A BE475078 A BE 475078A BE 475078D A BE475078D A BE 475078DA BE 475078 A BE475078 A BE 475078A
- Authority
- BE
- Belgium
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
- C09B23/16—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing hetero atoms
- C09B23/162—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing hetero atoms only nitrogen atoms
- C09B23/166—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing hetero atoms only nitrogen atoms containing two or more nitrogen atoms
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
- C09B23/0066—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain being part of a carbocyclic ring,(e.g. benzene, naphtalene, cyclohexene, cyclobutenene-quadratic acid)
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- 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
- G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
- G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
- G03C1/08—Sensitivity-increasing substances
- G03C1/10—Organic substances
- G03C1/102—Organic substances dyes other than methine dyes
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- 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)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- General Physics & Mathematics (AREA)
- Organic Chemistry (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Plural Heterocyclic Compounds (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
- Coloring (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US689503A US2500111A (en) | 1946-08-09 | 1946-08-09 | Azanol dyes |
US701424A US2496841A (en) | 1946-08-09 | 1946-10-05 | Photographic filter and antihalation layers containing a silver salt of an azanol dye |
Publications (1)
Publication Number | Publication Date |
---|---|
BE475078A true BE475078A (it) |
Family
ID=27104433
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE475078D BE475078A (it) | 1946-08-09 |
Country Status (4)
Country | Link |
---|---|
US (2) | US2500111A (it) |
BE (1) | BE475078A (it) |
FR (1) | FR949257A (it) |
GB (1) | GB637450A (it) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3155651A (en) * | 1959-12-19 | 1964-11-03 | Bayer Ag | Process for the production of n, n'-tetrasubstituted 3-amino-2-azaprop-2-en-1-ylideneammonium halides |
US3117122A (en) * | 1962-01-24 | 1964-01-07 | Broacco Ind Chimica Societa Pe | Schiff base of 4-amino-3-isoxazolidone and terephthalaldehyde |
FR2227270B1 (it) * | 1973-04-26 | 1977-11-04 | Rhone Poulenc Ind | |
US3962220A (en) * | 1974-01-03 | 1976-06-08 | E. I. Du Pont De Nemours And Company | Preparation of disperse bisanil dyes derived from diaminomaleonitrile |
US3914276A (en) * | 1974-01-03 | 1975-10-21 | Du Pont | Preparation of disperse bisanil dyes derived from diaminomaleo-nitrile |
US3962221A (en) * | 1974-01-03 | 1976-06-08 | E. I. Du Pont De Nemours And Company | Preparation of disperse bisanil dyes derived from diaminomaleonitrile |
US4002616A (en) * | 1974-01-03 | 1977-01-11 | E. I. Du Pont De Nemours And Company | Disperse bisanil dyes derived from diaminomaleonitrile and their preparation |
US3927065A (en) * | 1974-01-03 | 1975-12-16 | Du Pont | Disperse bisanil dyes derived from diaminomaleonitrile and their preparation |
JP2887718B2 (ja) * | 1992-08-17 | 1999-04-26 | 富士写真フイルム株式会社 | ハロゲン化銀写真感光材料 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2307049A (en) * | 1935-08-16 | 1943-01-05 | Ilford Ltd | Process of producing aza-methine dyes |
FR810104A (fr) * | 1935-08-16 | 1937-03-15 | Ilford Ltd | Perfectionnements apportés aux matières tinctoriales |
US2155475A (en) * | 1936-07-23 | 1939-04-25 | Agfa Ansco Corp | Sensitizing silver halide emulsions |
US2166736A (en) * | 1937-04-23 | 1939-07-18 | Eastman Kodak Co | Photographic emulsion |
FR841632A (fr) * | 1937-06-04 | 1939-05-24 | Kodak Pathe | Colorants, leur procédé de préparation et leurs applications, en particulier aux émulsions photographiques |
US2274782A (en) * | 1937-11-24 | 1942-03-03 | Chromogen Inc | Light-sensitive photographic material |
BE434433A (it) * | 1938-05-19 | |||
US2241238A (en) * | 1939-04-29 | 1941-05-06 | Eastman Kodak Co | Sensitizing methine dyes and process for preparing them |
US2312153A (en) * | 1939-05-15 | 1943-02-23 | Gen Anilline & Film Corp | Sensitizing of silver halide emulsions |
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0
- BE BE475078D patent/BE475078A/xx unknown
-
1946
- 1946-08-09 US US689503A patent/US2500111A/en not_active Expired - Lifetime
- 1946-10-05 US US701424A patent/US2496841A/en not_active Expired - Lifetime
-
1947
- 1947-05-05 GB GB12103/47A patent/GB637450A/en not_active Expired
- 1947-07-09 FR FR949257D patent/FR949257A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US2496841A (en) | 1950-02-07 |
US2500111A (en) | 1950-03-07 |
GB637450A (en) | 1950-05-17 |
FR949257A (fr) | 1949-08-25 |