BE816503A - Colorants de cyanine et leur utilisation comme sensibilisateurs spectraux - Google Patents

Colorants de cyanine et leur utilisation comme sensibilisateurs spectraux

Info

Publication number
BE816503A
BE816503A BE145568A BE145568A BE816503A BE 816503 A BE816503 A BE 816503A BE 145568 A BE145568 A BE 145568A BE 145568 A BE145568 A BE 145568A BE 816503 A BE816503 A BE 816503A
Authority
BE
Belgium
Prior art keywords
spectral sensitizers
cyanine colorants
cyanine
colorants
sensitizers
Prior art date
Application number
BE145568A
Other languages
English (en)
French (fr)
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 filed Critical
Publication of BE816503A publication Critical patent/BE816503A/xx

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
    • 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)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Indole Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
BE145568A 1973-06-18 1974-06-18 Colorants de cyanine et leur utilisation comme sensibilisateurs spectraux BE816503A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT50882/73A IT988269B (it) 1973-06-18 1973-06-18 Coloranti cianinici e loro impiego come sensibilizzatori spettrali in materiali fotografici positivi diretti del tipo ad effetto herschel sensibilizzato spettralmente

Publications (1)

Publication Number Publication Date
BE816503A true BE816503A (fr) 1974-12-18

Family

ID=11274031

Family Applications (1)

Application Number Title Priority Date Filing Date
BE145568A BE816503A (fr) 1973-06-18 1974-06-18 Colorants de cyanine et leur utilisation comme sensibilisateurs spectraux

Country Status (10)

Country Link
US (1) US4025347A (de)
JP (1) JPS5858654B2 (de)
AR (1) AR209072A1 (de)
BE (1) BE816503A (de)
CA (1) CA1052795A (de)
CH (1) CH620775A5 (de)
DE (1) DE2429230A1 (de)
FR (1) FR2233371B1 (de)
GB (1) GB1470601A (de)
IT (1) IT988269B (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3270544D1 (en) * 1981-02-23 1986-05-22 Minnesota Mining & Mfg Sensitized organic electron donor compounds
US4404277A (en) * 1981-08-21 1983-09-13 Minnesota Mining And Manufacturing Company Desensitizing dyes for photographic emulsions
DE3301010A1 (de) * 1983-01-14 1984-07-19 Kulzer & Co GmbH, 6393 Wehrheim Verfahren zur photopolymerisation von vinylverbindungen und photopolymerisierbares material
JPS6143741A (ja) * 1984-07-13 1986-03-03 Konishiroku Photo Ind Co Ltd ハロゲン化銀写真感光材料の処理方法
JPS62123454A (ja) * 1985-08-08 1987-06-04 Fuji Photo Film Co Ltd ハロゲン化銀写真感光材料
USRE35044E (en) * 1987-08-07 1995-09-26 Asahi Chemical Co., Ltd. Cyanine compounds
US5008401A (en) * 1990-04-17 1991-04-16 Asahi Chemical Co., Ltd. Cyanine compounds
JPH01233439A (ja) * 1988-03-14 1989-09-19 Konica Corp ハロゲン化銀写真感光材料
JPH021837A (ja) * 1988-06-13 1990-01-08 Fuji Photo Film Co Ltd ハロゲン化銀写真感光材料
US4889410A (en) * 1988-09-06 1989-12-26 Eastman Kodak Company Magenta filters
DE68912303T2 (de) * 1988-09-09 1994-06-16 Asahi Chemical Co Cyaninverbindungen.
US4933273A (en) * 1988-12-02 1990-06-12 Eastman Kodak Company Photographic element and emulsion having enhanced sensitometric properties and process of development
US5229001A (en) * 1990-04-27 1993-07-20 Kawasaki Steel Corp. Process for extracting indoles
GB9812596D0 (en) * 1998-06-11 1998-08-12 Amersham Pharm Biotech Uk Ltd Energy transfer assay method

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2521705A (en) * 1946-08-21 1950-09-12 Du Pont Cyanine dyes
BE555921A (de) * 1956-03-19
BE630911A (de) * 1962-04-11
GB1062950A (en) * 1963-12-31 1967-03-22 Gevaert Photo Prod Nv Trimethine dyes
FR1520821A (fr) * 1966-03-11 1968-04-12 Eastman Kodak Co Nouvelles émulsions photographiques contenant un colorant du type carbocyanine
GB1155404A (en) * 1966-05-09 1969-06-18 Agfa Gevaert Nv Improved Direct Positive Emulsions
DE1522409C3 (de) * 1966-11-15 1973-12-06 Agfa-Gevaert Ag, 5090 Leverkusen Spektral sensibihsiertes photogra phisches Material
GB1198632A (en) * 1966-11-28 1970-07-15 Ilford Ltd Sensitising Dyes
CH482782A (fr) * 1967-10-19 1969-12-15 Eastman Kodak Co Procédé pour la fabrication de cyanines triméthiniques à noyaux indole
US3598596A (en) * 1968-07-22 1971-08-10 Eastman Kodak Co Direct positive silver halide emulsions containing sensitizing dye with a 1,2-diaryl substituted indole nucleus
US3767651A (en) * 1968-07-22 1973-10-23 Eastman Kodak Co Novel cyanine dyes derived from 1,2-diphenylindoles
DE1936460A1 (de) * 1968-07-25 1970-03-12 Ciba Geigy Stabile,konzentrierte waesserige Loesungen von basischen Farbstoffen
US3582343A (en) * 1968-08-23 1971-06-01 Eastman Kodak Co Direct positive silver halide emulsions containing a 5 nitro -2- arylindole nucleus
JPS4917725B1 (de) * 1970-12-14 1974-05-02

Also Published As

Publication number Publication date
FR2233371B1 (de) 1978-11-17
DE2429230A1 (de) 1975-01-09
GB1470601A (en) 1977-04-14
AR209072A1 (es) 1977-03-31
DE2429230C2 (de) 1989-08-31
CH620775A5 (en) 1980-12-15
JPS5071321A (de) 1975-06-13
FR2233371A1 (de) 1975-01-10
JPS5858654B2 (ja) 1983-12-26
IT988269B (it) 1975-04-10
CA1052795A (en) 1979-04-17
US4025347A (en) 1977-05-24

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: MINNESOTA MINING AND MFG CY

Effective date: 19890630