GB1389381A - Cyanine dyes and spectrally sensitized silver halide photographic emulsions containing these dyes - Google Patents

Cyanine dyes and spectrally sensitized silver halide photographic emulsions containing these dyes

Info

Publication number
GB1389381A
GB1389381A GB2588673A GB2588673A GB1389381A GB 1389381 A GB1389381 A GB 1389381A GB 2588673 A GB2588673 A GB 2588673A GB 2588673 A GB2588673 A GB 2588673A GB 1389381 A GB1389381 A GB 1389381A
Authority
GB
United Kingdom
Prior art keywords
dyes
silver halide
halide photographic
emulsions containing
spectrally sensitized
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
GB2588673A
Other languages
English (en)
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.)
Fujifilm Holdings Corp
Original Assignee
Fuji Photo Film Co 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 Fuji Photo Film Co Ltd filed Critical Fuji Photo Film Co Ltd
Publication of GB1389381A publication Critical patent/GB1389381A/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
    • G03C1/00—Photosensitive materials
    • G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
    • G03C1/08—Sensitivity-increasing substances
    • G03C1/10—Organic substances
    • G03C1/12—Methine and polymethine dyes
    • G03C1/22—Methine and polymethine dyes with an even number of CH groups

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
GB2588673A 1972-05-31 1973-05-30 Cyanine dyes and spectrally sensitized silver halide photographic emulsions containing these dyes Expired GB1389381A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47054497A JPS4911320A (ro) 1972-05-31 1972-05-31

Publications (1)

Publication Number Publication Date
GB1389381A true GB1389381A (en) 1975-04-03

Family

ID=12972258

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2588673A Expired GB1389381A (en) 1972-05-31 1973-05-30 Cyanine dyes and spectrally sensitized silver halide photographic emulsions containing these dyes

Country Status (4)

Country Link
US (1) US3873323A (ro)
JP (1) JPS4911320A (ro)
FR (1) FR2186673B1 (ro)
GB (1) GB1389381A (ro)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5397425A (en) * 1977-02-04 1978-08-25 Fuji Photo Film Co Ltd Silver halide color photographic material
US4845023A (en) * 1985-03-26 1989-07-04 Fuji Photo Film Co., Ltd. Silver halide photographic light-sensitive material

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2112162A (en) * 1935-05-25 1938-03-22 Iiford Ltd Manufacture of substituted malonic esters
US2411507A (en) * 1943-12-20 1946-11-26 Ilford Ltd Photographic material
US3486897A (en) * 1966-07-22 1969-12-30 Eastman Kodak Co Merocyanine dyes as filter dyes and spectral sensitizers

Also Published As

Publication number Publication date
US3873323A (en) 1975-03-25
FR2186673B1 (ro) 1976-11-12
FR2186673A1 (ro) 1974-01-11
JPS4911320A (ro) 1974-01-31

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee