GB402458A - Improvements in photographic sensitisers - Google Patents

Improvements in photographic sensitisers

Info

Publication number
GB402458A
GB402458A GB15678/32A GB1567832A GB402458A GB 402458 A GB402458 A GB 402458A GB 15678/32 A GB15678/32 A GB 15678/32A GB 1567832 A GB1567832 A GB 1567832A GB 402458 A GB402458 A GB 402458A
Authority
GB
United Kingdom
Prior art keywords
dyestuffs
methyl
naphthothio
naphthothiazoles
naphthothiazole
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
GB15678/32A
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 GB402458A publication Critical patent/GB402458A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K5/00—Measuring temperature based on the expansion or contraction of a material
    • G01K5/28—Measuring temperature based on the expansion or contraction of a material the material being a gas
    • G01K5/30—Measuring temperature based on the expansion or contraction of a material the material being a gas the gas displacing a liquid column
    • 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
    • G03C1/14—Methine and polymethine dyes with an odd number of CH groups
    • G03C1/18—Methine and polymethine dyes with an odd number of CH groups with three CH groups

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
GB15678/32A 1931-06-05 1932-06-02 Improvements in photographic sensitisers Expired GB402458A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE402458X 1908-04-28

Publications (1)

Publication Number Publication Date
GB402458A true GB402458A (en) 1933-12-04

Family

ID=6411538

Family Applications (1)

Application Number Title Priority Date Filing Date
GB15678/32A Expired GB402458A (en) 1931-06-05 1932-06-02 Improvements in photographic sensitisers

Country Status (3)

Country Link
BE (1) BE388884A (enrdf_load_stackoverflow)
FR (2) FR402458A (enrdf_load_stackoverflow)
GB (1) GB402458A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2447332A (en) * 1944-05-18 1948-08-17 Eastman Kodak Co Trimethine cyanine dyes
US2476669A (en) * 1944-05-18 1949-07-19 Eastman Kodak Co Production of thiazoles and selenazoles with fused-on rings
US2694716A (en) * 1951-10-17 1954-11-16 Eastman Kodak Co Polymethylene-bis-benzothiazolium salts

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2447332A (en) * 1944-05-18 1948-08-17 Eastman Kodak Co Trimethine cyanine dyes
US2476669A (en) * 1944-05-18 1949-07-19 Eastman Kodak Co Production of thiazoles and selenazoles with fused-on rings
US2694716A (en) * 1951-10-17 1954-11-16 Eastman Kodak Co Polymethylene-bis-benzothiazolium salts

Also Published As

Publication number Publication date
BE388884A (enrdf_load_stackoverflow)
FR738121A (fr) 1932-12-21
FR402458A (fr) 1909-10-09

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