CH217515A - Process for the sensitization of halogen silver emulsions, especially those with a high content of chlorine silver. - Google Patents

Process for the sensitization of halogen silver emulsions, especially those with a high content of chlorine silver.

Info

Publication number
CH217515A
CH217515A CH217515DA CH217515A CH 217515 A CH217515 A CH 217515A CH 217515D A CH217515D A CH 217515DA CH 217515 A CH217515 A CH 217515A
Authority
CH
Switzerland
Prior art keywords
silver
sensitization
especially those
high content
emulsions
Prior art date
Application number
Other languages
German (de)
Inventor
Aktiengesellsc Farbenindustrie
Original Assignee
Ig Farbenindustrie Ag
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 Ig Farbenindustrie Ag filed Critical Ig Farbenindustrie Ag
Publication of CH217515A publication Critical patent/CH217515A/en

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
    • G03C1/122—Azacyanines

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)
CH217515D 1939-07-10 1940-07-08 Process for the sensitization of halogen silver emulsions, especially those with a high content of chlorine silver. CH217515A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE217515X 1939-07-10

Publications (1)

Publication Number Publication Date
CH217515A true CH217515A (en) 1941-10-31

Family

ID=5830790

Family Applications (1)

Application Number Title Priority Date Filing Date
CH217515D CH217515A (en) 1939-07-10 1940-07-08 Process for the sensitization of halogen silver emulsions, especially those with a high content of chlorine silver.

Country Status (3)

Country Link
BE (1) BE439425A (en)
CH (1) CH217515A (en)
FR (1) FR872120A (en)

Also Published As

Publication number Publication date
FR872120A (en) 1942-05-30
BE439425A (en)

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