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FR734200A - Method for sensitizing silver halide emulsion layers - Google Patents

Method for sensitizing silver halide emulsion layers

Info

Publication number
FR734200A
FR734200A FR734200DA FR734200A FR 734200 A FR734200 A FR 734200A FR 734200D A FR734200D A FR 734200DA FR 734200 A FR734200 A FR 734200A
Authority
FR
France
Prior art keywords
silver halide
halide emulsion
emulsion layers
sensitizing silver
sensitizing
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
Other languages
French (fr)
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
Application granted granted Critical
Publication of FR734200A publication Critical patent/FR734200A/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
    • 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)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
FR734200D 1931-03-28 1932-03-25 Method for sensitizing silver halide emulsion layers Expired FR734200A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEI41084D DE630317C (en) 1931-03-28 1931-03-28 Process for sensitizing halide silver emulsions

Publications (1)

Publication Number Publication Date
FR734200A true FR734200A (en) 1932-10-17

Family

ID=6402987

Family Applications (2)

Application Number Title Priority Date Filing Date
FR734200D Expired FR734200A (en) 1931-03-28 1932-03-25 Method for sensitizing silver halide emulsion layers
FR42256D Expired FR42256E (en) 1931-03-28 1932-09-08 Method for sensitizing silver halide emulsion layers

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR42256D Expired FR42256E (en) 1931-03-28 1932-09-08 Method for sensitizing silver halide emulsion layers

Country Status (4)

Country Link
BE (1) BE387383A (en)
DE (1) DE630317C (en)
FR (2) FR734200A (en)
GB (1) GB400951A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE746136C (en) * 1936-07-17 1944-06-10 Ig Farbenindustrie Ag Process for the production of halogen silver emulsion layers of high sensitivity to red and low sensitivity to blue-green for subtractive multicolor processes
DE750122C (en) * 1936-05-29 1944-12-14 Process for sensitizing multilayer photographic material for color photography

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE742343C (en) * 1940-10-25 1943-12-07 Ig Farbenindustrie Ag Process for the optical oversensitization of photographic emulsions
US2570494A (en) * 1943-12-31 1951-10-09 Gevaert Photoproducten N V Supersensitized silver halide emulsions containing a meso-alkoxyl substituted carbocyanine and a 2,2' cyanine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE750122C (en) * 1936-05-29 1944-12-14 Process for sensitizing multilayer photographic material for color photography
DE746136C (en) * 1936-07-17 1944-06-10 Ig Farbenindustrie Ag Process for the production of halogen silver emulsion layers of high sensitivity to red and low sensitivity to blue-green for subtractive multicolor processes

Also Published As

Publication number Publication date
BE387383A (en) 1932-04-30
DE630317C (en) 1936-05-26
GB400951A (en) 1933-10-30
FR42256E (en) 1933-06-21

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