FR950287A - Perfectionnements aux coupleurs colorés - Google Patents

Perfectionnements aux coupleurs colorés

Info

Publication number
FR950287A
FR950287A FR950287DA FR950287A FR 950287 A FR950287 A FR 950287A FR 950287D A FR950287D A FR 950287DA FR 950287 A FR950287 A FR 950287A
Authority
FR
France
Prior art keywords
colored couplers
couplers
colored
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
Other languages
English (en)
Inventor
Dudley B Glass
Paul W Wittum
Arnold Weissberger
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.)
Kodak Pathe SA
Original Assignee
Kodak Pathe SA
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 Kodak Pathe SA filed Critical Kodak Pathe SA
Application granted granted Critical
Publication of FR950287A publication Critical patent/FR950287A/fr
Expired legal-status Critical Current

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
    • G03C7/00—Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
    • G03C7/30—Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials
    • G03C7/32—Colour coupling substances
    • G03C7/333—Coloured coupling substances, e.g. for the correction of the coloured image
    • G03C7/3335—Coloured coupling substances, e.g. for the correction of the coloured image containing an azo chromophore
    • 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
    • Y10S56/00—Harvesters
    • Y10S56/12—Brush

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR950287D 1944-05-03 1946-08-29 Perfectionnements aux coupleurs colorés Expired FR950287A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US533932A US2455170A (en) 1944-05-03 1944-05-03 Colored couplers
GB18775/44A GB598174A (en) 1944-05-03 1944-10-02 Improvements in and relating to photographic colour forming developers and processesof colour development

Publications (1)

Publication Number Publication Date
FR950287A true FR950287A (fr) 1949-09-22

Family

ID=42359001

Family Applications (1)

Application Number Title Priority Date Filing Date
FR950287D Expired FR950287A (fr) 1944-05-03 1946-08-29 Perfectionnements aux coupleurs colorés

Country Status (7)

Country Link
US (1) US2455170A (fr)
BE (1) BE476361A (fr)
CH (2) CH282408A (fr)
DE (1) DE848154C (fr)
FR (1) FR950287A (fr)
GB (1) GB598174A (fr)
NL (1) NL71532C (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11964821B2 (en) 2020-03-27 2024-04-23 Gkd - Gebr. Kufferath Ag Process belt

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE475466A (fr) * 1946-08-21
US2536398A (en) * 1947-10-10 1951-01-02 Gen Aniline & Film Corp Pyrazolone diazotype couplers
US2687957A (en) * 1948-12-08 1954-08-31 Gen Aniline & Film Corp Light-sensitive photographic elements containing azo pyrazolones bleachable in ferricyanide compositions
US2725291A (en) * 1952-05-01 1955-11-29 Eastman Kodak Co Azo dye couplers having two coupling nuclei
US2725292A (en) * 1952-05-15 1955-11-29 Eastman Kodak Co Colored couplers containing solubilizing groups
US3148062A (en) * 1959-04-06 1964-09-08 Eastman Kodak Co Photographic elements and processes using splittable couplers
BE619300A (fr) * 1959-04-06
US3227550A (en) * 1962-09-07 1966-01-04 Eastman Kodak Co Photographic color reproduction process and element
US3476564A (en) * 1966-05-03 1969-11-04 Ferrania Spa Silver halide emulsion containing an azo-pyrazolone coupler
US3519429A (en) * 1966-05-16 1970-07-07 Eastman Kodak Co Silver halide emulsions containing a stabilizer pyrazolone coupler

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB513596A (en) * 1938-04-08 1939-10-17 John David Kendall Improvements in and relating to the production of coloured photographic images by colour development
BE436514A (fr) * 1938-10-01
US2310943A (en) * 1938-10-05 1943-02-16 Du Pont Polyvinyl acetals
GB524556A (en) * 1938-10-26 1940-08-08 Kodak Ltd Improvements in and relating to photographic materials and the processing thereof
US2271230A (en) * 1939-09-07 1942-01-27 Eastman Kodak Co Sulphonamides of dyes
US2262055A (en) * 1940-01-25 1941-11-11 Du Pont Film Mfg Corp Method of color photography
US2369489A (en) * 1941-09-25 1945-02-13 Eastman Kodak Co Acylated amino pyrazolone couplers
US9334495B2 (en) * 2009-11-25 2016-05-10 Elitechgroup B.V. Minor groove binder (MGB)-oligonucleotide miRNA antagonists

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11964821B2 (en) 2020-03-27 2024-04-23 Gkd - Gebr. Kufferath Ag Process belt

Also Published As

Publication number Publication date
CH282408A (fr) 1952-04-30
CH280207A (fr) 1952-01-15
US2455170A (en) 1948-11-30
BE476361A (fr) 1947-10-31
NL71532C (nl) 1953-01-15
DE848154C (de) 1952-09-01
GB598174A (en) 1948-02-12

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