BE514795A - - Google Patents

Info

Publication number
BE514795A
BE514795A BE514795DA BE514795A BE 514795 A BE514795 A BE 514795A BE 514795D A BE514795D A BE 514795DA BE 514795 A BE514795 A BE 514795A
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.)
Publication of BE514795A publication Critical patent/BE514795A/xx

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
    • 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
    • G03C1/102—Organic substances dyes other than methine dyes

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)
BE514795D 1951-10-17 BE514795A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US251833A US2673149A (en) 1951-10-17 1951-10-17 Quaternary salts in mixed grain photographic emulsions

Publications (1)

Publication Number Publication Date
BE514795A true BE514795A (xx)

Family

ID=22953606

Family Applications (1)

Application Number Title Priority Date Filing Date
BE514795D BE514795A (xx) 1951-10-17

Country Status (5)

Country Link
US (1) US2673149A (xx)
BE (1) BE514795A (xx)
DE (1) DE971466C (xx)
FR (1) FR1099927A (xx)
GB (1) GB722231A (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE514795A (xx) * 1951-10-17
US3062645A (en) * 1957-11-27 1962-11-06 Eastman Kodak Co Sensitization of photographic emulsions to be developed with p-phenylenediamine developing agents
US3502467A (en) * 1967-12-12 1970-03-24 Eastman Kodak Co High temperature processing in dyedeveloper diffusion transfer systems
US4351898A (en) * 1978-01-03 1982-09-28 Goldberg Richard J Mixed grain single emulsion layer photographic material

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB587434A (en) * 1939-12-20 1947-04-25 Gevaert Photo Prod Nv Improvements in and relating to the preparation of heterocyclic nitrogen compounds
BE463680A (xx) * 1940-02-29
BE491769A (xx) * 1948-10-30
BE514795A (xx) * 1951-10-17

Also Published As

Publication number Publication date
FR1099927A (fr) 1955-09-14
US2673149A (en) 1954-03-23
GB722231A (en) 1955-01-19
DE971466C (de) 1959-01-29

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