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BE691942A - - Google Patents

Info

Publication number
BE691942A
BE691942A BE691942DA BE691942A BE 691942 A BE691942 A BE 691942A BE 691942D A BE691942D A BE 691942DA BE 691942 A BE691942 A BE 691942A
Authority
BE
Belgium
Application number
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 BE691942A publication Critical patent/BE691942A/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D257/00—Heterocyclic compounds containing rings having four nitrogen atoms as the only ring hetero atoms
    • C07D257/02—Heterocyclic compounds containing rings having four nitrogen atoms as the only ring hetero atoms not condensed with other rings
    • C07D257/04—Five-membered rings
    • 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
    • G03C1/346—Organic derivatives of bivalent sulfur, selenium or tellurium

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (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)
  • Investigating Or Analysing Biological Materials (AREA)
BE691942D 1966-01-03 1966-12-29 BE691942A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US51797666A 1966-01-03 1966-01-03

Publications (1)

Publication Number Publication Date
BE691942A true BE691942A (en) 1967-05-29

Family

ID=24062015

Family Applications (1)

Application Number Title Priority Date Filing Date
BE691942D BE691942A (en) 1966-01-03 1966-12-29

Country Status (5)

Country Link
US (1) US3420664A (en)
BE (1) BE691942A (en)
DE (1) DE1547920A1 (en)
FR (1) FR1507069A (en)
GB (1) GB1174907A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT984942B (en) * 1973-05-07 1974-11-20 Minnesota Mining & Mfg TETRAZOLIO BETAINE C OXES AS ANTI-FROST AGENTS FOR SILVER HALIDE PHOTO GRAPHIC EMULSIONS
US4009029A (en) * 1973-06-05 1977-02-22 Eastman Kodak Company Cyanoethyl-containing blocked development restrainers
US4175966A (en) * 1975-08-02 1979-11-27 Konishiroku Photo Industry Co., Ltd. Light-sensitive black-white silver halide photographic material for forming a high-contrast silver image and method of treating thereof
JPS5917819B2 (en) * 1977-01-27 1984-04-24 コニカ株式会社 Silver halide photographic material
JPS5917821B2 (en) * 1977-01-28 1984-04-24 コニカ株式会社 High contrast silver halide photographic material
JPS5917826B2 (en) * 1977-01-31 1984-04-24 コニカ株式会社 Processing method for silver halide photographic materials
JPS5917822B2 (en) * 1977-02-01 1984-04-24 コニカ株式会社 Silver halide photographic material

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2981624A (en) * 1957-06-05 1961-04-25 Gen Aniline & Film Corp Antifoggants and stabilizers for photographic silver halide emulsion
BE615097A (en) * 1961-03-14
BE621948A (en) * 1962-08-31
DE1240399B (en) * 1963-12-17 1967-05-11 Agfa Ag Non-spectrally sensitized silver halide emulsion with non-sensitizing quaternary cycloammonium salts

Also Published As

Publication number Publication date
US3420664A (en) 1969-01-07
GB1174907A (en) 1969-12-17
DE1547920A1 (en) 1969-12-11
FR1507069A (en) 1967-12-22

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