CA1072805A - Incorporated 4,6-difluorophenolic couplers - Google Patents

Incorporated 4,6-difluorophenolic couplers

Info

Publication number
CA1072805A
CA1072805A CA254,377A CA254377A CA1072805A CA 1072805 A CA1072805 A CA 1072805A CA 254377 A CA254377 A CA 254377A CA 1072805 A CA1072805 A CA 1072805A
Authority
CA
Canada
Prior art keywords
coupler
couplers
phenolic
color
incorporated
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
CA254,377A
Other languages
English (en)
French (fr)
Inventor
Thomas E. Gompf
Philip T. S. Lau
Roy L. Orvis
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.)
Eastman Kodak Co
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
Application granted granted Critical
Publication of CA1072805A publication Critical patent/CA1072805A/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C7/00Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
    • G03C7/30Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials
    • G03C7/32Colour coupling substances
    • G03C7/34Couplers containing phenols
    • G03C7/346Phenolic couplers
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C205/00Compounds containing nitro groups bound to a carbon skeleton
    • C07C205/13Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by hydroxy groups
    • C07C205/26Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by hydroxy groups and being further substituted by halogen atoms
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/01Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis
    • C07C37/045Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by replacing functional groups bound to a six-membered aromatic ring by hydroxy groups, e.g. by hydrolysis by substitution of a group bound to the ring by nitrogen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
CA254,377A 1975-07-11 1976-06-09 Incorporated 4,6-difluorophenolic couplers Expired CA1072805A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/594,988 US3998642A (en) 1975-07-11 1975-07-11 Silver halide emulsions with incorporated 4,6-difluorophenolic couplers

Publications (1)

Publication Number Publication Date
CA1072805A true CA1072805A (en) 1980-03-04

Family

ID=24381238

Family Applications (1)

Application Number Title Priority Date Filing Date
CA254,377A Expired CA1072805A (en) 1975-07-11 1976-06-09 Incorporated 4,6-difluorophenolic couplers

Country Status (4)

Country Link
US (1) US3998642A (en:Method)
CA (1) CA1072805A (en:Method)
FR (1) FR2317683A1 (en:Method)
GB (1) GB1541075A (en:Method)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2648644C3 (de) * 1976-10-27 1980-09-11 Hoechst Ag, 6000 Frankfurt Verfahren zur Herstellung von 4-Phenoxy-phenolen
US4233389A (en) * 1979-07-23 1980-11-11 Eastman Kodak Company Fluorinated 1-hydroxy-2-naphthamide coupler compositions and photographic elements suited to forming integral sound tracks
JPS6024547A (ja) * 1983-07-21 1985-02-07 Fuji Photo Film Co Ltd ハロゲン化銀カラ−写真感光材料
JPS619653A (ja) * 1984-06-25 1986-01-17 Fuji Photo Film Co Ltd ハロゲン化銀カラ−写真感光材料
JPS6139045A (ja) * 1984-07-31 1986-02-25 Fuji Photo Film Co Ltd ハロゲン化銀カラ−写真感光材料
US5965342A (en) * 1997-10-30 1999-10-12 Eastman Kodak Company Photographic elements containing specified cyan dye-forming couplers for improved heat and light stability

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2367531A (en) * 1942-06-12 1945-01-16 Eastman Kodak Co Acylaminophenol photographic couplers
US3516831A (en) * 1967-04-27 1970-06-23 Eastman Kodak Co Multicolor photographic elements containing both 4-equivalent and 2-equivalent color-forming couplers
GB1201110A (en) * 1967-07-18 1970-08-05 Fuji Photo Film Co Ltd Multi-colour photographic elements
US3647452A (en) * 1970-07-06 1972-03-07 Eastman Kodak Co Direct reversal photographic element and process
US3758308A (en) * 1971-02-18 1973-09-11 Eastman Kodak Co Silver halide emulsion containing para fluoro phenols
US3864366A (en) * 1971-12-29 1975-02-04 Eastman Kodak Co Novel acylamidophenol photographic couplers
JPS49123034A (en:Method) * 1973-03-27 1974-11-25

Also Published As

Publication number Publication date
FR2317683A1 (fr) 1977-02-04
GB1541075A (en) 1979-02-21
US3998642A (en) 1976-12-21
FR2317683B1 (en:Method) 1979-02-02

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Legal Events

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