FR942920A - Perfectionnements aux émulsions photosensibles - Google Patents

Perfectionnements aux émulsions photosensibles

Info

Publication number
FR942920A
FR942920A FR942920DA FR942920A FR 942920 A FR942920 A FR 942920A FR 942920D A FR942920D A FR 942920DA FR 942920 A FR942920 A FR 942920A
Authority
FR
France
Prior art keywords
enhancements
photosensitive emulsions
emulsions
photosensitive
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
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.)
Kodak Pathe SA
Original Assignee
Kodak Pathe SA
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 Kodak Pathe SA filed Critical Kodak Pathe SA
Application granted granted Critical
Publication of FR942920A publication Critical patent/FR942920A/fr
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
    • G03C1/28—Sensitivity-increasing substances together with supersensitising substances

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)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Photoreceptors In Electrophotography (AREA)
  • Plural Heterocyclic Compounds (AREA)
FR942920D 1945-12-29 1946-12-27 Perfectionnements aux émulsions photosensibles Expired FR942920A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US638492A US2478369A (en) 1945-12-29 1945-12-29 Supersensitized silver halide photographic emulsion

Publications (1)

Publication Number Publication Date
FR942920A true FR942920A (fr) 1949-02-22

Family

ID=24560263

Family Applications (1)

Application Number Title Priority Date Filing Date
FR942920D Expired FR942920A (fr) 1945-12-29 1946-12-27 Perfectionnements aux émulsions photosensibles

Country Status (4)

Country Link
US (1) US2478369A (fr)
BE (1) BE470786A (fr)
FR (1) FR942920A (fr)
GB (1) GB636974A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE557657A (fr) * 1956-05-21
BE557658A (fr) * 1956-05-21
JPS51120223A (en) * 1975-04-14 1976-10-21 Konishiroku Photo Ind Co Ltd Halogenized silver color photosensitive materials

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2158883A (en) * 1937-03-29 1939-05-16 Eastman Kodak Co Photographic emulsion containing supersensitized-4'-carbocyanines
GB503318A (en) * 1937-07-03 1939-03-30 Ig Farbenindustrie Ag Process of producing photographic colour pictures

Also Published As

Publication number Publication date
US2478369A (en) 1949-08-09
BE470786A (fr)
GB636974A (en) 1950-05-10

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