CA2071499A1 - Super-high contrast silver halide material - Google Patents

Super-high contrast silver halide material

Info

Publication number
CA2071499A1
CA2071499A1 CA 2071499 CA2071499A CA2071499A1 CA 2071499 A1 CA2071499 A1 CA 2071499A1 CA 2071499 CA2071499 CA 2071499 CA 2071499 A CA2071499 A CA 2071499A CA 2071499 A1 CA2071499 A1 CA 2071499A1
Authority
CA
Canada
Prior art keywords
formula
compound
silver halide
substituted
group
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.)
Abandoned
Application number
CA 2071499
Other languages
English (en)
French (fr)
Inventor
Alexander Altavilla
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.)
International Paper Co
Original Assignee
International Paper 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 International Paper Co filed Critical International Paper Co
Publication of CA2071499A1 publication Critical patent/CA2071499A1/en
Abandoned 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
    • G03C1/061—Hydrazine compounds
    • 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
    • G03C1/34—Fog-inhibitors; Stabilisers; Agents inhibiting latent image regression

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)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
CA 2071499 1989-12-18 1990-12-17 Super-high contrast silver halide material Abandoned CA2071499A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US45284789A 1989-12-18 1989-12-18
US452,847 1989-12-18

Publications (1)

Publication Number Publication Date
CA2071499A1 true CA2071499A1 (en) 1991-06-19

Family

ID=23798196

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2071499 Abandoned CA2071499A1 (en) 1989-12-18 1990-12-17 Super-high contrast silver halide material

Country Status (4)

Country Link
EP (1) EP0506876A4 (ja)
JP (1) JPH05502739A (ja)
CA (1) CA2071499A1 (ja)
WO (1) WO1991009345A1 (ja)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE376680C (de) * 1920-12-07 1923-06-01 Wilhelm Jacob Photographische Emulsionstraeger und Traeger anderer Art
GB698576A (en) * 1951-08-01 1953-10-21 Ilford Ltd Improvements in or relating to direct positive photographic emulsions
DE1935311C3 (de) * 1968-07-15 1974-05-22 Fuji Photo Film Co. Ltd., Ashigara, Kanagawa (Japan) Photographische direktpositive Silberhalogenidemul sion
US4686167A (en) * 1985-09-26 1987-08-11 Anitec Image Corporation Compositions comprising ethane dioic acid hydrazide compounds and derivatives useful as dot-promoting agents
JPH0731381B2 (ja) * 1986-09-05 1995-04-10 富士写真フイルム株式会社 超硬調ネガ型ハロゲン化銀写真感光材料
JPH0612406B2 (ja) * 1986-11-14 1994-02-16 富士写真フイルム株式会社 超硬調ネガ型ハロゲン化銀写真感光材料

Also Published As

Publication number Publication date
WO1991009345A1 (en) 1991-06-27
EP0506876A4 (en) 1994-08-10
EP0506876A1 (en) 1992-10-07
JPH05502739A (ja) 1993-05-13

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Legal Events

Date Code Title Description
FZDE Dead