DE874703C - Verfahren zum UEbersensibilisieren photographischer Halogensilberemulsionen - Google Patents

Verfahren zum UEbersensibilisieren photographischer Halogensilberemulsionen

Info

Publication number
DE874703C
DE874703C DEK2582D DEK0002582D DE874703C DE 874703 C DE874703 C DE 874703C DE K2582 D DEK2582 D DE K2582D DE K0002582 D DEK0002582 D DE K0002582D DE 874703 C DE874703 C DE 874703C
Authority
DE
Germany
Prior art keywords
acylmethylene
emulsion
dye
iodide
cyanines
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
DEK2582D
Other languages
German (de)
English (en)
Inventor
Edward Philip Davey
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.)
Kodak GmbH
Original Assignee
Kodak GmbH
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 GmbH filed Critical Kodak GmbH
Application granted granted Critical
Publication of DE874703C publication Critical patent/DE874703C/de
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
    • G03C1/28—Sensitivity-increasing substances together with supersensitising substances
    • 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
    • G03C1/34—Fog-inhibitors; Stabilisers; Agents inhibiting latent image regression

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)
  • Indole Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
DEK2582D 1938-05-13 1939-05-10 Verfahren zum UEbersensibilisieren photographischer Halogensilberemulsionen Expired DE874703C (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1439738A GB518067A (en) 1938-05-13 1938-05-13 Improvements in photographic emulsions

Publications (1)

Publication Number Publication Date
DE874703C true DE874703C (de) 1953-05-28

Family

ID=10040449

Family Applications (1)

Application Number Title Priority Date Filing Date
DEK2582D Expired DE874703C (de) 1938-05-13 1939-05-10 Verfahren zum UEbersensibilisieren photographischer Halogensilberemulsionen

Country Status (3)

Country Link
DE (1) DE874703C (fr)
FR (1) FR856351A (fr)
GB (1) GB518067A (fr)

Also Published As

Publication number Publication date
FR856351A (fr) 1940-06-12
GB518067A (en) 1940-02-16

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