FR1588542A - - Google Patents
Info
- Publication number
- FR1588542A FR1588542A FR1588542DA FR1588542A FR 1588542 A FR1588542 A FR 1588542A FR 1588542D A FR1588542D A FR 1588542DA FR 1588542 A FR1588542 A FR 1588542A
- Authority
- FR
- France
- 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
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
- C09B23/10—The polymethine chain containing an even number of >CH- groups
- C09B23/105—The polymethine chain containing an even number of >CH- groups two >CH- groups
-
- 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
- C09B23/02—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups
- C09B23/04—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups one >CH- group, e.g. cyanines, isocyanines, pseudocyanines
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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
- G03C1/485—Direct positive emulsions
- G03C1/48515—Direct positive emulsions prefogged
- G03C1/48523—Direct positive emulsions prefogged characterised by the desensitiser
- G03C1/4853—Direct positive emulsions prefogged characterised by the desensitiser polymethine dyes
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Plural Heterocyclic Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic 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 |
---|---|---|---|
US66017267A | 1967-08-14 | 1967-08-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1588542A true FR1588542A (xx) | 1970-04-17 |
Family
ID=24648457
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1588542D Expired FR1588542A (xx) | 1967-08-14 | 1968-08-02 |
Country Status (3)
Country | Link |
---|---|
US (1) | US3574629A (xx) |
FR (1) | FR1588542A (xx) |
GB (1) | GB1230787A (xx) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2132937A1 (de) * | 1971-07-02 | 1973-01-18 | Agfa Gevaert Ag | Spektral sensibilisierte direkt-positiv-emulsionsschichten |
DE2214054A1 (de) * | 1972-03-23 | 1973-09-27 | Agfa Gevaert Ag | Sensibilisierte elektrophotographische schichten |
US20030013041A1 (en) * | 2001-03-28 | 2003-01-16 | Horst Berneth | Optical data carrier comprising a cationic aminoheterocyclic dye as light-absorbent compound in the information layer |
-
1967
- 1967-08-14 US US660172A patent/US3574629A/en not_active Expired - Lifetime
-
1968
- 1968-08-02 FR FR1588542D patent/FR1588542A/fr not_active Expired
- 1968-08-09 GB GB1230787D patent/GB1230787A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US3574629A (en) | 1971-04-13 |
GB1230787A (xx) | 1971-05-05 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |