GB394537A - Process for sensitizing photographic silver halide emulsions - Google Patents

Process for sensitizing photographic silver halide emulsions

Info

Publication number
GB394537A
GB394537A GB28194/32A GB2819432A GB394537A GB 394537 A GB394537 A GB 394537A GB 28194/32 A GB28194/32 A GB 28194/32A GB 2819432 A GB2819432 A GB 2819432A GB 394537 A GB394537 A GB 394537A
Authority
GB
United Kingdom
Prior art keywords
methyl
iodide
dye
heating
diethyl
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
GB28194/32A
Other languages
English (en)
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.)
IG Farbenindustrie AG
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 GB394537A publication Critical patent/GB394537A/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00Photosensitive materials
    • G03C1/005Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/06Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
    • G03C1/08Sensitivity-increasing substances
    • G03C1/10Organic substances
    • G03C1/12Methine and polymethine dyes
    • G03C1/14Methine and polymethine dyes with an odd number of CH groups
    • G03C1/20Methine and polymethine dyes with an odd number of CH groups with more than three CH groups

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)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Cosmetics (AREA)
GB28194/32A 1931-10-10 1932-10-10 Process for sensitizing photographic silver halide emulsions Expired GB394537A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEI42775D DE653470C (de) 1931-10-10 1931-10-10 Verfahren zur Sensibilisierung lichtempfindlicher Halogensilberemulsionen fuer Rot und Infrarot

Publications (1)

Publication Number Publication Date
GB394537A true GB394537A (en) 1933-06-29

Family

ID=6396698

Family Applications (1)

Application Number Title Priority Date Filing Date
GB28194/32A Expired GB394537A (en) 1931-10-10 1932-10-10 Process for sensitizing photographic silver halide emulsions

Country Status (4)

Country Link
BE (1) BE391538A (enrdf_load_stackoverflow)
DE (1) DE653470C (enrdf_load_stackoverflow)
FR (1) FR42416E (enrdf_load_stackoverflow)
GB (1) GB394537A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
DE653470C (de) 1937-11-24
BE391538A (enrdf_load_stackoverflow)
FR42416E (fr) 1933-07-19

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