GB1285432A - Indazole colour couplers - Google Patents

Indazole colour couplers

Info

Publication number
GB1285432A
GB1285432A GB823/70A GB82370A GB1285432A GB 1285432 A GB1285432 A GB 1285432A GB 823/70 A GB823/70 A GB 823/70A GB 82370 A GB82370 A GB 82370A GB 1285432 A GB1285432 A GB 1285432A
Authority
GB
United Kingdom
Prior art keywords
couplers
group
photographic
jan
carbon atoms
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
GB823/70A
Other languages
English (en)
Inventor
Brian Anderson
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.)
Ilford Imaging UK Ltd
Original Assignee
Ilford Ltd
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 Ilford Ltd filed Critical Ilford Ltd
Priority to GB823/70A priority Critical patent/GB1285432A/en
Priority to BE761237A priority patent/BE761237A/xx
Priority to CH12171A priority patent/CH557046A/de
Priority to US00104510A priority patent/US3733335A/en
Priority to DE19712100538 priority patent/DE2100538A1/de
Publication of GB1285432A publication Critical patent/GB1285432A/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
    • 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
    • G03C7/3231—Couplers containing an indazolone ring

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
GB823/70A 1970-01-07 1970-01-07 Indazole colour couplers Expired GB1285432A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB823/70A GB1285432A (en) 1970-01-07 1970-01-07 Indazole colour couplers
BE761237A BE761237A (fr) 1970-01-07 1971-01-05 Formateurs de magenta
CH12171A CH557046A (de) 1970-01-07 1971-01-06 Purpurkuppler enthaltendes farbphotographisches material.
US00104510A US3733335A (en) 1970-01-07 1971-01-06 Indazolone magenta couplers
DE19712100538 DE2100538A1 (de) 1970-01-07 1971-01-07 Magentafarbkuppler

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB823/70A GB1285432A (en) 1970-01-07 1970-01-07 Indazole colour couplers

Publications (1)

Publication Number Publication Date
GB1285432A true GB1285432A (en) 1972-08-16

Family

ID=9711105

Family Applications (1)

Application Number Title Priority Date Filing Date
GB823/70A Expired GB1285432A (en) 1970-01-07 1970-01-07 Indazole colour couplers

Country Status (5)

Country Link
US (1) US3733335A (de)
BE (1) BE761237A (de)
CH (1) CH557046A (de)
DE (1) DE2100538A1 (de)
GB (1) GB1285432A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4481268A (en) * 1981-02-09 1984-11-06 Eastman Kodak Company Method of forming a photographic dye image

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS513233A (de) * 1974-06-27 1976-01-12 Fuji Photo Film Co Ltd
US4338393A (en) * 1980-02-26 1982-07-06 Eastman Kodak Company Heterocyclic magenta dye-forming couplers
JP3720932B2 (ja) * 1996-09-18 2005-11-30 富士写真フイルム株式会社 ハロゲン化銀カラー写真感光材料

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4481268A (en) * 1981-02-09 1984-11-06 Eastman Kodak Company Method of forming a photographic dye image

Also Published As

Publication number Publication date
CH557046A (de) 1974-12-13
US3733335A (en) 1973-05-15
BE761237A (fr) 1971-06-16
DE2100538A1 (de) 1971-07-22

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees