FR718471A - Photographic sensitizer - Google Patents

Photographic sensitizer

Info

Publication number
FR718471A
FR718471A FR718471DA FR718471A FR 718471 A FR718471 A FR 718471A FR 718471D A FR718471D A FR 718471DA FR 718471 A FR718471 A FR 718471A
Authority
FR
France
Prior art keywords
photographic sensitizer
sensitizer
photographic
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.)
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 FR718471A publication Critical patent/FR718471A/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
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
    • C09B23/14—Styryl dyes
    • C09B23/145—Styryl dyes the ethylene chain carrying an heterocyclic residue, e.g. heterocycle-CH=CH-C6H5

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Cosmetics (AREA)
  • Thiazole And Isothizaole Compounds (AREA)
FR718471D 1930-06-11 1931-06-10 Photographic sensitizer Expired FR718471A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US460548A US1942854A (en) 1930-06-11 1930-06-11 Photographic emulsion

Publications (1)

Publication Number Publication Date
FR718471A true FR718471A (en) 1932-01-25

Family

ID=23829156

Family Applications (1)

Application Number Title Priority Date Filing Date
FR718471D Expired FR718471A (en) 1930-06-11 1931-06-10 Photographic sensitizer

Country Status (5)

Country Link
US (1) US1942854A (en)
BE (1) BE380472A (en)
DE (1) DE681505C (en)
FR (1) FR718471A (en)
GB (1) GB385320A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2435865A (en) * 1944-10-17 1948-02-10 Gen Aniline & Film Corp Chain substituted cyanine dyes containing a carbonyl and thiocarbonyl group
US2552252A (en) * 1948-03-26 1951-05-08 Eastman Kodak Co N, n'-diarylthiazolinocarbocyanine dyes
US2677683A (en) * 1949-05-17 1954-05-04 Gaspar Cyclammonium quaternary salts and dyes produced thereof
US3125447A (en) * 1960-11-25 1964-03-17 Sensitized photoconductive compositions comprising zinc oxide
US4097285A (en) * 1977-02-17 1978-06-27 Mitsubishi Paper Mills, Ltd. Direct-positive photographic silver halide emulsion containing novel dye
WO1993012459A1 (en) * 1991-12-18 1993-06-24 Fuji Photo Film Co., Ltd. Silver halide photographic material

Also Published As

Publication number Publication date
DE681505C (en) 1939-09-25
US1942854A (en) 1934-01-09
BE380472A (en)
GB385320A (en) 1932-12-12

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