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GB1237614A - Photographic material for the silver dyestuff bleaching process - Google Patents

Photographic material for the silver dyestuff bleaching process

Info

Publication number
GB1237614A
GB1237614A GB42477/69A GB4247769A GB1237614A GB 1237614 A GB1237614 A GB 1237614A GB 42477/69 A GB42477/69 A GB 42477/69A GB 4247769 A GB4247769 A GB 4247769A GB 1237614 A GB1237614 A GB 1237614A
Authority
GB
United Kingdom
Prior art keywords
ethyl
cooh
methyl
photographic material
bleaching process
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
Application number
GB42477/69A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Novartis AG
Original Assignee
Ciba Geigy AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ciba Geigy AG filed Critical Ciba Geigy AG
Publication of GB1237614A publication Critical patent/GB1237614A/en
Expired legal-status Critical Current

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
    • C09B23/02—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups
    • C09B23/06—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups three >CH- groups, e.g. carbocyanines
    • 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
    • G03C1/12—Methine and polymethine dyes
    • G03C1/14—Methine and polymethine dyes with an odd number of CH groups
    • G03C1/18—Methine and polymethine dyes with an odd number of CH groups with three CH groups
    • 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
    • G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
    • G03C7/28—Silver dye bleach processes; Materials therefor; Preparing or processing such materials

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)

Abstract

1,237,614. Carbocyanine dyes. CIBAGEIGY A.G. 26 Aug., 1969 [26 Aug., 1968], No. 42477/69. Heading C4P. [Also in Division G2] Carbocyanine dyes of the formula wherein A is an ethyl group or a hydrogen atom, B 1 is -(CH 2 ) 3 -SO 3 -, ethyl, -CH 2 CH 2 COOH, - CH 2 CH 2 O-SO 3 -,-CH 2 -COOH or -(CH 2 ) 4 -SO 3 -, B 2 is ethyl, -CH 2 CH 2 COOH,-(CH 2 ) 3 SO 3 -, or -(CH 2 ) 3 -SO 3 H, X 1 is H, methyl, chlorine, ethyl, methoxy or the nucleus to which X 1 is attached may bear a fused-on benzene ring in the 6,7-position, X 2 is H, methyl, chlorine, ethyl, -CH 2 CH 2 COOH, bromine, methoxy or ethoxy, X 3 is H or methyl, X 4 is H, methyl, methoxy, chlorine, bromine or ethoxy, Z is S or Se and Y-, when present, is an anion are described and may be prepared by usual methods.
GB42477/69A 1968-08-26 1969-08-26 Photographic material for the silver dyestuff bleaching process Expired GB1237614A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1277268A CH517322A (en) 1968-08-26 1968-08-26 Photographic material for the silver dye bleaching process

Publications (1)

Publication Number Publication Date
GB1237614A true GB1237614A (en) 1971-06-30

Family

ID=4386244

Family Applications (1)

Application Number Title Priority Date Filing Date
GB42477/69A Expired GB1237614A (en) 1968-08-26 1969-08-26 Photographic material for the silver dyestuff bleaching process

Country Status (8)

Country Link
US (1) US3647466A (en)
BE (1) BE737912A (en)
CA (1) CA942568A (en)
CH (1) CH517322A (en)
DE (1) DE1938768C3 (en)
FR (1) FR2017033A1 (en)
GB (1) GB1237614A (en)
NL (1) NL169233C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3881933A (en) * 1971-05-18 1975-05-06 Fuji Photo Film Co Ltd Light-sensitive material undergoing little change of latent image formed therein

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2503776A (en) * 1947-03-21 1950-04-11 Eastman Kodak Co Cyanine dyes containing a sulfohydrocarbon radical
BE585274A (en) * 1958-12-04
DE1098653B (en) * 1959-06-27 1961-02-02 Hoechst Ag Process for the preparation of sensitizing dyes
DE1127714B (en) * 1960-08-20 1962-04-12 Perutz Photowerke G M B H Process for the preparation of silver halide color photographic emulsions
US3354170A (en) * 1962-09-26 1967-11-21 Polaroid Corp Arylselenazole chemical syntheses
GB1031367A (en) * 1963-04-19 1966-06-02 Ilford Ltd Photographic light-sensitive materials
US3410848A (en) * 1965-07-13 1968-11-12 Gaf Corp 2-(beta-halo)-vinyl-3 alkylazolium compounds

Also Published As

Publication number Publication date
DE1938768C3 (en) 1980-03-06
CA942568A (en) 1974-02-26
NL169233B (en) 1982-01-18
DE1938768A1 (en) 1970-03-05
FR2017033A1 (en) 1970-05-15
US3647466A (en) 1972-03-07
DE1938768B2 (en) 1979-06-13
NL6912939A (en) 1970-03-02
CH517322A (en) 1971-12-31
BE737912A (en) 1970-02-25
NL169233C (en) 1982-06-16

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