CA941371A - Photographic couplers - Google Patents

Photographic couplers

Info

Publication number
CA941371A
CA941371A CA115,248A CA115248A CA941371A CA 941371 A CA941371 A CA 941371A CA 115248 A CA115248 A CA 115248A CA 941371 A CA941371 A CA 941371A
Authority
CA
Canada
Prior art keywords
photographic couplers
couplers
photographic
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
CA115,248A
Other languages
English (en)
Other versions
CA115248S (en
Inventor
Ivan H. Skoog
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing 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 Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Application granted granted Critical
Publication of CA941371A publication Critical patent/CA941371A/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
    • 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
    • G03C7/3212—Couplers characterised by a group not in coupling site, e.g. ballast group, as far as the coupling rest is not specific

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)
CA115,248A 1970-06-10 1971-06-09 Photographic couplers Expired CA941371A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US4520370A 1970-06-10 1970-06-10

Publications (1)

Publication Number Publication Date
CA941371A true CA941371A (en) 1974-02-05

Family

ID=21936581

Family Applications (1)

Application Number Title Priority Date Filing Date
CA115,248A Expired CA941371A (en) 1970-06-10 1971-06-09 Photographic couplers

Country Status (5)

Country Link
US (1) US3681076A (fr)
CA (1) CA941371A (fr)
DE (1) DE2128830A1 (fr)
FR (1) FR2096101A5 (fr)
GB (1) GB1324567A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1460585A (en) * 1973-04-06 1977-01-06 Agfa Gevaert Acylacetanilide derivatives as colour couplers for yellow
JPS5412220B2 (fr) * 1974-04-12 1979-05-21
JPS5833249A (ja) * 1981-08-20 1983-02-26 Konishiroku Photo Ind Co Ltd ハロゲン化銀カラ−写真画像の形成方法
US5360713A (en) * 1992-11-12 1994-11-01 Eastman Kodak Company Yellow dye-forming couplers and color photographic elements containing these couplers
KR970051229A (ko) * 1995-12-22 1997-07-29 김광호 비동기 발생신호를 사용하는 반도체 메모리 장치
WO2017016943A1 (fr) * 2015-07-24 2017-02-02 Solvay Specialty Polymers Italy S.P.A. Procédé de récupération d'esters sulfoniques ou d'halogénures de sulfonyle à partir de sels d'acides sulfoniques

Also Published As

Publication number Publication date
FR2096101A5 (fr) 1972-02-11
US3681076A (en) 1972-08-01
DE2128830A1 (de) 1972-01-13
GB1324567A (en) 1973-07-25

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