GB1278621A - Dyestuffs and photographic process - Google Patents
Dyestuffs and photographic processInfo
- Publication number
- GB1278621A GB1278621A GB3441669A GB3441669A GB1278621A GB 1278621 A GB1278621 A GB 1278621A GB 3441669 A GB3441669 A GB 3441669A GB 3441669 A GB3441669 A GB 3441669A GB 1278621 A GB1278621 A GB 1278621A
- Authority
- GB
- United Kingdom
- Prior art keywords
- heterocyclyl
- cycloalkyl
- aryl
- optionally substituted
- group
- 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
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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Plural Heterocyclic Compounds (AREA)
Abstract
1278621 Photographic materials IMPERIAL CHEMICAL INDUSTRIES Ltd 18 Feb 1970 [14 March 1969 22 May 1969 8 July 1969] 13577/69 26210/69 and 34416/69 Heading G2C [Also in Division C4] Photographic materials contain filter, antihalation screening, layer-balancing and acutance methine dyes, which in one tautomeric form, are of formula: (in which X is E<SP>1</SP> or -CH = E<SP>2</SP>; E<SP>1</SP> is residue of a compound having a reactive CH 2 group, the methine chain being attached to the C atom in this group; E<SP>2</SP> is a residue of a 5 or 6 membered heterocyclic ring containing a -C=N- or -C=C-C=N- group in ,the ring, the ring optionally being part of a fused ring system, the methine chain being attached to a carbon atom which is -or - to the N atom shown in the group; n is 1-3; Z is H or optionally substituted amino, alkyl, cycloalkyl, aryl or heterocyclyl; T<SP>1</SP> is H, OH, CN, -CO 2 R 1 -CONR 1 R 2 , -COR, or optionally substituted alkyl, cycloalkyl, aryl or heterocyclyl; T<SP>2</SP> is H, CN, -CO 2 R 3 , -CONR 3 R 4 , -COR 3 or optionally substituted alkyl, cycloalkyl, aryl or heterocyclyl; R1-4 are each H or optionally substituted alkyl, cycloalkyl, aryl or heterocyclyl, or R 1 and R 2 and/or R 3 and R 4 together complete a 5- or 6-membered heterocyclic ring.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US17981A US3681345A (en) | 1969-03-14 | 1970-03-09 | Dyestuffs and photographic process |
FR7009204A FR2038954A5 (en) | 1969-03-14 | 1970-03-13 | |
DE2012050A DE2012050B2 (en) | 1969-03-14 | 1970-03-13 | Methine and polymethine dyes containing hydroxypyridone groups and their preparation |
CH379570A CH561248A5 (en) | 1969-03-14 | 1970-03-13 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1357769 | 1969-03-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1278621A true GB1278621A (en) | 1972-06-21 |
Family
ID=10025495
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB3441669A Expired GB1278621A (en) | 1969-03-14 | 1969-03-14 | Dyestuffs and photographic process |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB1278621A (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2835074A1 (en) * | 1977-08-12 | 1979-03-01 | Ilford Ltd | BIS-PYRIDON DYES AND THEIR USE IN PHOTOGRAPHIC SILVER HALOGENIDE MATERIAL |
US4294917A (en) * | 1979-05-22 | 1981-10-13 | Ciba-Geigy Ag | Photographic silver halide material containing a dye filter or a dye anti-halation layer |
US4294916A (en) * | 1979-05-22 | 1981-10-13 | Ciba-Geigy Ag | Photographic silver halide material containing a dye filter or a dye anti-halation layer |
US4568647A (en) * | 1983-10-11 | 1986-02-04 | Eastman Kodak Company | Method and element for albumin assay |
EP0313051A1 (en) | 1987-10-20 | 1989-04-26 | Fuji Photo Film Co., Ltd. | Silver halide photographic material |
US6494923B2 (en) * | 1998-05-16 | 2002-12-17 | Wella Aktiengesellschaft | Agents and method for producing temporary colorations of keratin fibers |
WO2005030876A2 (en) * | 2003-09-30 | 2005-04-07 | Ciba Specialty Chemicals Holding Inc. | Dyes soluble in organic solvents |
-
1969
- 1969-03-14 GB GB3441669A patent/GB1278621A/en not_active Expired
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2835074A1 (en) * | 1977-08-12 | 1979-03-01 | Ilford Ltd | BIS-PYRIDON DYES AND THEIR USE IN PHOTOGRAPHIC SILVER HALOGENIDE MATERIAL |
US4294917A (en) * | 1979-05-22 | 1981-10-13 | Ciba-Geigy Ag | Photographic silver halide material containing a dye filter or a dye anti-halation layer |
US4294916A (en) * | 1979-05-22 | 1981-10-13 | Ciba-Geigy Ag | Photographic silver halide material containing a dye filter or a dye anti-halation layer |
US4568647A (en) * | 1983-10-11 | 1986-02-04 | Eastman Kodak Company | Method and element for albumin assay |
EP0313051A1 (en) | 1987-10-20 | 1989-04-26 | Fuji Photo Film Co., Ltd. | Silver halide photographic material |
US4935337A (en) * | 1987-10-20 | 1990-06-19 | Fuji Photo Film Co., Ltd. | Silver halide photographic material |
EP0313051B1 (en) * | 1987-10-20 | 1996-06-12 | Fuji Photo Film Co., Ltd. | Silver halide photographic material |
US6494923B2 (en) * | 1998-05-16 | 2002-12-17 | Wella Aktiengesellschaft | Agents and method for producing temporary colorations of keratin fibers |
WO2005030876A2 (en) * | 2003-09-30 | 2005-04-07 | Ciba Specialty Chemicals Holding Inc. | Dyes soluble in organic solvents |
WO2005030876A3 (en) * | 2003-09-30 | 2005-06-23 | Ciba Sc Holding Ag | Dyes soluble in organic solvents |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PLE | Entries relating assignments, transmissions, licences in the register of patents | ||
PE20 | Patent expired after termination of 20 years |