CH254261A - Manufacturing process of an emulsion with high sensitivity and development silver salts. - Google Patents

Manufacturing process of an emulsion with high sensitivity and development silver salts.

Info

Publication number
CH254261A
CH254261A CH254261DA CH254261A CH 254261 A CH254261 A CH 254261A CH 254261D A CH254261D A CH 254261DA CH 254261 A CH254261 A CH 254261A
Authority
CH
Switzerland
Prior art keywords
emulsion
manufacturing process
high sensitivity
silver salts
development silver
Prior art date
Application number
Other languages
French (fr)
Inventor
Kodak S A
Original Assignee
Kodak Sa
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 Kodak Sa filed Critical Kodak Sa
Publication of CH254261A publication Critical patent/CH254261A/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
    • G03C1/09—Noble metals or mercury; Salts or compounds thereof; Sulfur, selenium or tellurium, or compounds thereof, e.g. for chemical sensitising

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)
CH254261D 1939-11-17 1946-05-15 Manufacturing process of an emulsion with high sensitivity and development silver salts. CH254261A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US254261XA 1939-11-17 1939-11-17

Publications (1)

Publication Number Publication Date
CH254261A true CH254261A (en) 1948-04-30

Family

ID=21825979

Family Applications (1)

Application Number Title Priority Date Filing Date
CH254261D CH254261A (en) 1939-11-17 1946-05-15 Manufacturing process of an emulsion with high sensitivity and development silver salts.

Country Status (4)

Country Link
BE (1) BE474235A (en)
CH (1) CH254261A (en)
FR (1) FR956651A (en)
GB (1) GB636140A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1513140A (en) * 1974-09-30 1978-06-07 Agfa Gevaert Direct-positive silver halide emulsions
US5641621A (en) * 1996-01-11 1997-06-24 Eastman Kodak Company Process for preparation of silver halide emulsion employing a double heat-cycle during finishing

Also Published As

Publication number Publication date
GB636140A (en) 1950-04-26
FR956651A (en) 1950-02-02
BE474235A (en)

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