FR739866A - Process for the preparation of red light sensitive silver halide emulsions - Google Patents

Process for the preparation of red light sensitive silver halide emulsions

Info

Publication number
FR739866A
FR739866A FR739866DA FR739866A FR 739866 A FR739866 A FR 739866A FR 739866D A FR739866D A FR 739866DA FR 739866 A FR739866 A FR 739866A
Authority
FR
France
Prior art keywords
preparation
silver halide
red light
light sensitive
sensitive silver
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 FR739866A publication Critical patent/FR739866A/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)
FR739866D 1931-07-11 1932-07-09 Process for the preparation of red light sensitive silver halide emulsions Expired FR739866A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE739866X 1931-07-11

Publications (1)

Publication Number Publication Date
FR739866A true FR739866A (en) 1933-01-18

Family

ID=6643138

Family Applications (1)

Application Number Title Priority Date Filing Date
FR739866D Expired FR739866A (en) 1931-07-11 1932-07-09 Process for the preparation of red light sensitive silver halide emulsions

Country Status (1)

Country Link
FR (1) FR739866A (en)

Cited By (1)

* 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

Cited By (1)

* 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

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