BE837830A - MAGENTA DYE FORMERS OF THE 2-PYRAZOLIN-5-ON TYPE - Google Patents

MAGENTA DYE FORMERS OF THE 2-PYRAZOLIN-5-ON TYPE

Info

Publication number
BE837830A
BE837830A BE1007157A BE1007157A BE837830A BE 837830 A BE837830 A BE 837830A BE 1007157 A BE1007157 A BE 1007157A BE 1007157 A BE1007157 A BE 1007157A BE 837830 A BE837830 A BE 837830A
Authority
BE
Belgium
Prior art keywords
pyrazolin
type
magenta dye
dye formers
formers
Prior art date
Application number
BE1007157A
Other languages
Dutch (nl)
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 filed Critical
Publication of BE837830A publication Critical patent/BE837830A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
    • C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
    • C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D231/14—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D231/44—Oxygen and nitrogen or sulfur and nitrogen atoms
    • C07D231/52—Oxygen atom in position 3 and nitrogen atom in position 5, or vice versa
    • 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
    • G03C7/36—Couplers containing compounds with active methylene groups
    • G03C7/38—Couplers containing compounds with active methylene groups in rings
    • G03C7/384—Couplers containing compounds with active methylene groups in rings in pyrazolone rings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Plural Heterocyclic Compounds (AREA)
BE1007157A 1975-02-21 1976-01-23 MAGENTA DYE FORMERS OF THE 2-PYRAZOLIN-5-ON TYPE BE837830A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB741275A GB1530272A (en) 1975-02-21 1975-02-21 2-pyrazolin-5-ones and their use as colour couplers for silver halide photography

Publications (1)

Publication Number Publication Date
BE837830A true BE837830A (en) 1976-07-23

Family

ID=9832637

Family Applications (1)

Application Number Title Priority Date Filing Date
BE1007157A BE837830A (en) 1975-02-21 1976-01-23 MAGENTA DYE FORMERS OF THE 2-PYRAZOLIN-5-ON TYPE

Country Status (5)

Country Link
JP (1) JPS5198025A (en)
BE (1) BE837830A (en)
DE (1) DE2605890A1 (en)
FR (1) FR2301522A1 (en)
GB (1) GB1530272A (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69220905T2 (en) * 1991-07-17 1999-01-21 Eastman Kodak Co., Rochester, N.Y. MAGENTA IMAGE DYE COUPLER WITH IMPROVED COLOR
US5256528A (en) * 1992-04-23 1993-10-26 Eastman Kodak Company Magenta image-dye couplers of improved hue
US5385815A (en) 1992-07-01 1995-01-31 Eastman Kodak Company Photographic elements containing loaded ultraviolet absorbing polymer latex
EP0684511B1 (en) 1994-05-20 2001-02-28 Eastman Kodak Company Low contrast film
EP0686873B1 (en) 1994-06-08 2000-04-19 Eastman Kodak Company Color photographic element containing new epoxy scavengers for residual magenta coupler
JPH08101477A (en) 1994-08-01 1996-04-16 Eastman Kodak Co Coating composition for aqueous photograph
US5585228A (en) 1994-11-30 1996-12-17 Eastman Kodak Company Benzotriazole based UV absorbing compounds and photographic elements containing them
EP0762198B1 (en) 1995-08-02 2000-10-04 Eastman Kodak Company Photographic elements comprising filter dyes
US5723280A (en) 1995-11-13 1998-03-03 Eastman Kodak Company Photographic element comprising a red sensitive silver halide emulsion layer
US6183944B1 (en) 1995-11-30 2001-02-06 Eastman Kodak Company Aggregated dyes for radiation-sensitive elements
US5747235A (en) 1996-01-26 1998-05-05 Eastman Kodak Company Silver halide light sensitive emulsion layer having enhanced photographic sensitivity
DE69731568T2 (en) 1996-01-26 2005-12-22 Eastman Kodak Co. Photosensitive silver halide emulsion layer with increased photographic speed
US5747236A (en) 1996-01-26 1998-05-05 Eastman Kodak Company Silver halide light sensitive emulsion layer having enhanced photographic sensitivity
US20130052594A1 (en) 2011-08-31 2013-02-28 Diane M. Carroll-Yacoby Motion picture films to provide archival images

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1572264A1 (en) * 1966-12-06 1970-03-05 Wolfen Filmfab Veb Multilayer color photographic material and process for its manufacture
JPS5333846B2 (en) * 1973-02-22 1978-09-18
GB1458374A (en) * 1973-04-06 1976-12-15 Agfa Gevaert 2-pyrazolin-5-one derivatives as colour couplers for magenta

Also Published As

Publication number Publication date
FR2301522A1 (en) 1976-09-17
JPS5198025A (en) 1976-08-28
DE2605890A1 (en) 1976-09-02
GB1530272A (en) 1978-10-25
FR2301522B1 (en) 1978-05-19

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