FR923784A - Developers for photography and method for obtaining color images - Google Patents

Developers for photography and method for obtaining color images

Info

Publication number
FR923784A
FR923784A FR923784DA FR923784A FR 923784 A FR923784 A FR 923784A FR 923784D A FR923784D A FR 923784DA FR 923784 A FR923784 A FR 923784A
Authority
FR
France
Prior art keywords
developers
photography
color images
obtaining color
obtaining
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
French (fr)
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.)
GAF Chemicals Corp
Original Assignee
General Aniline and Film Corp
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 General Aniline and Film Corp filed Critical General Aniline and Film Corp
Application granted granted Critical
Publication of FR923784A publication Critical patent/FR923784A/en
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
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/26—Processes using silver-salt-containing photosensitive materials or agents therefor
    • G03C5/29—Development processes or agents therefor
    • G03C5/305—Additives other than developers
    • G03C5/3056—Macromolecular additives
    • 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
    • G03C7/407—Development processes or agents therefor
    • G03C7/413—Developers
    • G03C7/4136—Developers p-Phenylenediamine or derivatives thereof

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR923784D 1945-01-27 1946-03-13 Developers for photography and method for obtaining color images Expired FR923784A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US574973A US2414491A (en) 1945-01-27 1945-01-27 Photographic developer

Publications (1)

Publication Number Publication Date
FR923784A true FR923784A (en) 1947-07-17

Family

ID=24298383

Family Applications (1)

Application Number Title Priority Date Filing Date
FR923784D Expired FR923784A (en) 1945-01-27 1946-03-13 Developers for photography and method for obtaining color images

Country Status (7)

Country Link
US (1) US2414491A (en)
BE (1) BE465025A (en)
CH (2) CH263050A (en)
DE (1) DE827900C (en)
ES (1) ES172755A1 (en)
FR (1) FR923784A (en)
GB (1) GB603276A (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2611785A (en) * 1952-09-23 N-substituted x
US2515121A (en) * 1945-11-08 1950-07-11 Gen Aniline & Film Corp Process for preventing stains in photographic color material by treatment with basic acids immediately prior to drying
US2515122A (en) * 1945-12-03 1950-07-11 Gen Aniline & Film Corp Process for preventing stains in photographic color material by the use of a fixing bath-consisting of water, an alkali sulfite, and a fixing agent
US2486440A (en) * 1946-01-10 1949-11-01 Gen Aniline & Film Corp Production of phenazonium dyestuff images
US2507114A (en) * 1946-08-21 1950-05-09 Du Pont Aryl azo methine sulfonic acids
US2445252A (en) * 1947-04-10 1948-07-13 Gen Aniline & Film Corp Photographic elements containing urethanes of nu-substituted j acids as color formers
US2566271A (en) * 1947-05-23 1951-08-28 Eastman Kodak Co Photographic developer containing substituted sulfonamide groups
US2449919A (en) * 1947-07-05 1948-09-21 Eastman Kodak Co 3-methylsulfonamido-4-amino dimethyl aniline photographic developer
BE488697A (en) * 1948-05-06
BE490160A (en) * 1948-07-15
BE490161A (en) * 1948-07-15
BE492847A (en) * 1948-12-22
US2575027A (en) * 1949-10-29 1951-11-13 Gen Aniline & Film Corp N-substituted 4, 6-diamino metanilic acids
US2594917A (en) * 1949-12-16 1952-04-29 Gen Aniline & Film Corp Suppression of proximity development with azine color developers
US2612500A (en) * 1950-03-29 1952-09-30 Du Pont N (p-aminophenyl) hexamethylenimines
US2656272A (en) * 1950-11-30 1953-10-20 Gen Aniline & Film Corp Stabilized azine photographic developers containing sodium metaborate as the sole alkali
US3158482A (en) * 1961-07-28 1964-11-24 Lucas Christopher Dry photographic processing formulation
BE652532A (en) * 1963-09-03 1964-12-16
JP3312629B2 (en) * 1991-01-23 2002-08-12 日産化学工業株式会社 Aniline derivatives and manufacturing method

Also Published As

Publication number Publication date
BE465025A (en)
CH263050A (en) 1949-08-15
US2414491A (en) 1947-01-21
ES172755A1 (en) 1946-12-01
CH258610A (en) 1948-12-15
DE827900C (en) 1952-01-14
GB603276A (en) 1948-06-11

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