BE767281A - Colorants-developpateurs utiles, en particulier pour former desimages de colorants par diffusion-transfert - Google Patents

Colorants-developpateurs utiles, en particulier pour former desimages de colorants par diffusion-transfert

Info

Publication number
BE767281A
BE767281A BE767281A BE767281A BE767281A BE 767281 A BE767281 A BE 767281A BE 767281 A BE767281 A BE 767281A BE 767281 A BE767281 A BE 767281A BE 767281 A BE767281 A BE 767281A
Authority
BE
Belgium
Prior art keywords
colorants
developers
diffusion
transfer
forming images
Prior art date
Application number
BE767281A
Other languages
English (en)
Inventor
D D Chapman
L G S Brooker
Original Assignee
Eastman Kodak Co
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 Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of BE767281A publication Critical patent/BE767281A/fr

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
    • G03C8/00—Diffusion transfer processes or agents therefor; Photosensitive materials for such processes
    • G03C8/02—Photosensitive materials characterised by the image-forming section
    • G03C8/08—Photosensitive materials characterised by the image-forming section the substances transferred by diffusion consisting of organic compounds
    • G03C8/10—Photosensitive materials characterised by the image-forming section the substances transferred by diffusion consisting of organic compounds of dyes or their precursors
    • G03C8/12—Photosensitive materials characterised by the image-forming section the substances transferred by diffusion consisting of organic compounds of dyes or their precursors characterised by the releasing mechanism
    • G03C8/14—Oxidation of the chromogenic substances
    • G03C8/16—Oxidation of the chromogenic substances initially diffusible in alkaline environment
    • G03C8/18—Dye developers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Indole Compounds (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
BE767281A 1970-05-18 1971-05-17 Colorants-developpateurs utiles, en particulier pour former desimages de colorants par diffusion-transfert BE767281A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US3851070A 1970-05-18 1970-05-18

Publications (1)

Publication Number Publication Date
BE767281A true BE767281A (fr) 1971-10-18

Family

ID=21900376

Family Applications (1)

Application Number Title Priority Date Filing Date
BE767281A BE767281A (fr) 1970-05-18 1971-05-17 Colorants-developpateurs utiles, en particulier pour former desimages de colorants par diffusion-transfert

Country Status (5)

Country Link
US (1) US3649266A (fr)
BE (1) BE767281A (fr)
CA (1) CA936530A (fr)
FR (1) FR2091606A5 (fr)
GB (1) GB1329874A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3976489A (en) * 1972-03-24 1976-08-24 Polaroid Corporation Silver halide photographic products with semiconductor sensitizers
US4029503A (en) * 1973-03-28 1977-06-14 Konishiroku Photo Industry Co., Ltd. Diffusible-dye releasing type dyes which couple to form colorless products
GB1573134A (en) * 1976-06-02 1980-08-13 Gaf Corp Dyedeveloper diffusion transfer photographic element, process for its production, process of development of the element and composition
US7705150B2 (en) * 2004-02-04 2010-04-27 Biosearch Technologies, Inc. Cyanine dyes

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3146102A (en) * 1960-08-22 1964-08-25 Eastman Kodak Co Photographic multicolor diffusion transfer process using dye developers

Also Published As

Publication number Publication date
GB1329874A (en) 1973-09-12
CA936530A (en) 1973-11-06
FR2091606A5 (fr) 1972-01-14
US3649266A (en) 1972-03-14

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