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FR834539A - Method for sensitizing photographic emulsions to silver halides - Google Patents

Method for sensitizing photographic emulsions to silver halides

Info

Publication number
FR834539A
FR834539A FR834539DA FR834539A FR 834539 A FR834539 A FR 834539A FR 834539D A FR834539D A FR 834539DA FR 834539 A FR834539 A FR 834539A
Authority
FR
France
Prior art keywords
silver halides
photographic emulsions
sensitizing photographic
sensitizing
emulsions
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
Other languages
French (fr)
Inventor
Norbert Vankeirsbilck
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.)
Gevaert Photo Producten NV
Original Assignee
Gevaert Photo Producten NV
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 Gevaert Photo Producten NV filed Critical Gevaert Photo Producten NV
Application granted granted Critical
Publication of FR834539A publication Critical patent/FR834539A/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
    • G03C1/127—Methine and polymethine dyes the polymethine chain forming part of a carbocyclic ring

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)
FR834539D 1936-11-28 1937-11-27 Method for sensitizing photographic emulsions to silver halides Expired FR834539A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT834539X 1936-11-28

Publications (1)

Publication Number Publication Date
FR834539A true FR834539A (en) 1938-11-23

Family

ID=3681901

Family Applications (1)

Application Number Title Priority Date Filing Date
FR834539D Expired FR834539A (en) 1936-11-28 1937-11-27 Method for sensitizing photographic emulsions to silver halides

Country Status (2)

Country Link
BE (1) BE424870A (en)
FR (1) FR834539A (en)

Also Published As

Publication number Publication date
BE424870A (en)

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