GB1232093A - - Google Patents
Info
- Publication number
- GB1232093A GB1232093A GB1232093DA GB1232093A GB 1232093 A GB1232093 A GB 1232093A GB 1232093D A GB1232093D A GB 1232093DA GB 1232093 A GB1232093 A GB 1232093A
- Authority
- GB
- United Kingdom
- Prior art keywords
- phenyl
- aug
- indole
- nitrosoindoles
- nitroso
- Prior art date
- 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
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 abstract 3
- -1 1-substituted-2-phenyl indole Chemical class 0.000 abstract 2
- KDRQUOAGWWHJFU-UHFFFAOYSA-N 3-nitroso-2,4-diphenyl-1H-indole Chemical compound C1(=CC=CC=C1)C1=C2C(=C(NC2=CC=C1)C1=CC=CC=C1)N=O KDRQUOAGWWHJFU-UHFFFAOYSA-N 0.000 abstract 1
- OKRIMXDIYQGPBU-UHFFFAOYSA-N 3-nitroso-2-phenyl-1h-indole Chemical class N1C2=CC=CC=C2C(N=O)=C1C1=CC=CC=C1 OKRIMXDIYQGPBU-UHFFFAOYSA-N 0.000 abstract 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 abstract 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 abstract 1
- 229910052708 sodium Inorganic materials 0.000 abstract 1
- 239000011734 sodium Substances 0.000 abstract 1
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
- G03C1/005—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
-
- 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
- C09B55/00—Azomethine dyes
- C09B55/002—Monoazomethine dyes
- C09B55/003—Monoazomethine dyes with the -C=N- group attached to an heteroring
- C09B55/004—Monoazomethine dyes with the -C=N- group attached to an heteroring with the -C=N- group between two heterorings
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
- Y10S430/141—Direct positive material
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Organic Chemistry (AREA)
- Plural Heterocyclic Compounds (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
- Indole Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US66017367A | 1967-08-14 | 1967-08-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1232093A true GB1232093A (de) | 1971-05-19 |
Family
ID=24648460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1232093D Expired GB1232093A (de) | 1967-08-14 | 1968-08-09 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3558320A (de) |
| BE (1) | BE719182A (de) |
| FR (1) | FR1584136A (de) |
| GB (1) | GB1232093A (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4081281A (en) * | 1972-02-18 | 1978-03-28 | Agfa-Gevaert N.V. | Developing low fogged, direct-positive silver halide emulsion with an energetic developer free from halide ions |
| US3772030A (en) * | 1972-02-29 | 1973-11-13 | Eastman Kodak Co | Direct-positive emulsion containing internally fogged, silver halide grains free of surface fog and a desensitizing compound |
-
1967
- 1967-08-14 US US660173A patent/US3558320A/en not_active Expired - Lifetime
-
1968
- 1968-08-07 BE BE719182D patent/BE719182A/xx unknown
- 1968-08-09 GB GB1232093D patent/GB1232093A/en not_active Expired
- 1968-08-12 FR FR1584136D patent/FR1584136A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1584136A (de) | 1969-12-12 |
| US3558320A (en) | 1971-01-26 |
| BE719182A (de) | 1969-01-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| CSNS | Application of which complete specification have been accepted and published, but patent is not sealed |