CH205559A - Process for sensitizing halide silver emulsions with the aid of cyanine dyes. - Google Patents

Process for sensitizing halide silver emulsions with the aid of cyanine dyes.

Info

Publication number
CH205559A
CH205559A CH205559DA CH205559A CH 205559 A CH205559 A CH 205559A CH 205559D A CH205559D A CH 205559DA CH 205559 A CH205559 A CH 205559A
Authority
CH
Switzerland
Prior art keywords
aid
cyanine dyes
halide silver
silver emulsions
sensitizing
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 CH205559A publication Critical patent/CH205559A/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

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)
CH205559D 1937-03-15 1938-03-11 Process for sensitizing halide silver emulsions with the aid of cyanine dyes. CH205559A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE205559X 1937-03-15

Publications (1)

Publication Number Publication Date
CH205559A true CH205559A (en) 1939-06-30

Family

ID=5787852

Family Applications (1)

Application Number Title Priority Date Filing Date
CH205559D CH205559A (en) 1937-03-15 1938-03-11 Process for sensitizing halide silver emulsions with the aid of cyanine dyes.

Country Status (3)

Country Link
BE (1) BE426945A (en)
CH (1) CH205559A (en)
FR (1) FR835284A (en)

Also Published As

Publication number Publication date
BE426945A (en)
FR835284A (en) 1938-12-16

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