GB1418963A - Black-and-white silver halide photographic process using merocyanine dye and pyrazolone derivatives - Google Patents

Black-and-white silver halide photographic process using merocyanine dye and pyrazolone derivatives

Info

Publication number
GB1418963A
GB1418963A GB4225273A GB4225273A GB1418963A GB 1418963 A GB1418963 A GB 1418963A GB 4225273 A GB4225273 A GB 4225273A GB 4225273 A GB4225273 A GB 4225273A GB 1418963 A GB1418963 A GB 1418963A
Authority
GB
United Kingdom
Prior art keywords
black
silver halide
halide photographic
photographic process
merocyanine dye
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
GB4225273A
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.)
Konica Minolta Inc
Original Assignee
Konica Minolta Inc
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 Konica Minolta Inc filed Critical Konica Minolta Inc
Publication of GB1418963A publication Critical patent/GB1418963A/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
    • G03C1/28—Sensitivity-increasing substances together with supersensitising substances

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)
GB4225273A 1972-09-08 1973-09-07 Black-and-white silver halide photographic process using merocyanine dye and pyrazolone derivatives Expired GB1418963A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8962872A JPS522614B2 (cs) 1972-09-08 1972-09-08

Publications (1)

Publication Number Publication Date
GB1418963A true GB1418963A (en) 1975-12-24

Family

ID=13976009

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4225273A Expired GB1418963A (en) 1972-09-08 1973-09-07 Black-and-white silver halide photographic process using merocyanine dye and pyrazolone derivatives

Country Status (3)

Country Link
JP (1) JPS522614B2 (cs)
DE (1) DE2345158A1 (cs)
GB (1) GB1418963A (cs)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5460928A (en) * 1994-04-15 1995-10-24 Eastman Kodak Company Photographic element containing particular blue sensitized tabular grain emulsion
US5474887A (en) * 1994-04-15 1995-12-12 Eastman Kodak Company Photographic elements containing particular blue sensitized tabular grain emulsion
US7241555B2 (en) * 2002-08-05 2007-07-10 Fujifilm Corporation Optical information recording medium and method for recording information

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62104525A (ja) * 1986-04-08 1987-05-15 三菱化成ビニル株式会社 合成樹脂製農業用被覆薄板の展張方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5460928A (en) * 1994-04-15 1995-10-24 Eastman Kodak Company Photographic element containing particular blue sensitized tabular grain emulsion
US5474887A (en) * 1994-04-15 1995-12-12 Eastman Kodak Company Photographic elements containing particular blue sensitized tabular grain emulsion
US7241555B2 (en) * 2002-08-05 2007-07-10 Fujifilm Corporation Optical information recording medium and method for recording information

Also Published As

Publication number Publication date
DE2345158A1 (de) 1974-03-21
JPS4946738A (cs) 1974-05-04
JPS522614B2 (cs) 1977-01-22

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees