GB418745A - Improvements in the sensitisation of photographic emulsions - Google Patents

Improvements in the sensitisation of photographic emulsions

Info

Publication number
GB418745A
GB418745A GB12182/33A GB1218233A GB418745A GB 418745 A GB418745 A GB 418745A GB 12182/33 A GB12182/33 A GB 12182/33A GB 1218233 A GB1218233 A GB 1218233A GB 418745 A GB418745 A GB 418745A
Authority
GB
United Kingdom
Prior art keywords
diethyl
methyl
iodide
heating
triethyl
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
GB12182/33A
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 GB418745A publication Critical patent/GB418745A/en
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
    • G03C1/10—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)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Thiazole And Isothizaole Compounds (AREA)
GB12182/33A 1932-04-26 1933-04-26 Improvements in the sensitisation of photographic emulsions Expired GB418745A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE418745X 1932-04-26

Publications (1)

Publication Number Publication Date
GB418745A true GB418745A (en) 1934-10-26

Family

ID=6448887

Family Applications (1)

Application Number Title Priority Date Filing Date
GB12182/33A Expired GB418745A (en) 1932-04-26 1933-04-26 Improvements in the sensitisation of photographic emulsions

Country Status (3)

Country Link
BE (1) BE395935A (en:Method)
FR (1) FR754746A (en:Method)
GB (1) GB418745A (en:Method)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE936644C (de) * 1937-03-13 1955-12-15 Agfa Ag Fuer Photofabrikation Verfahren zur Herstellung von Methinfarbstoffen
DE966046C (de) * 1946-11-22 1957-07-04 Eastman Kodak Co Verfahren zur Herstellung von Sensibilisatoren
US5387502A (en) * 1991-09-11 1995-02-07 Fuji Photo Film Co., Ltd. Silver halide photographic material

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE750122C (de) * 1936-05-29 1944-12-14 Verfahren zur Sensibilisierung von mehrschichtigem photographischem Material fuer Farbaufnahmen
DE1163671B (de) * 1961-03-22 1964-02-20 Agfa Ag Verfahren zum Sensibilisieren von photographischen Halogensilberemulsionen
DE1447577B1 (de) * 1964-03-11 1970-05-14 Agfa Ag Stabilisierte Supersensibilisierung von Halogensilberemulsionen

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE936644C (de) * 1937-03-13 1955-12-15 Agfa Ag Fuer Photofabrikation Verfahren zur Herstellung von Methinfarbstoffen
DE966046C (de) * 1946-11-22 1957-07-04 Eastman Kodak Co Verfahren zur Herstellung von Sensibilisatoren
US5387502A (en) * 1991-09-11 1995-02-07 Fuji Photo Film Co., Ltd. Silver halide photographic material

Also Published As

Publication number Publication date
BE395935A (en:Method)
FR754746A (fr) 1933-11-13

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