BE774111A - Merocyanines utiles comme sensibilisateurs spectraux et comme sensibilisateurs chimiques dans les emulsions photosensibles aux halogenures d'argent - Google Patents

Merocyanines utiles comme sensibilisateurs spectraux et comme sensibilisateurs chimiques dans les emulsions photosensibles aux halogenures d'argent

Info

Publication number
BE774111A
BE774111A BE774111A BE774111A BE774111A BE 774111 A BE774111 A BE 774111A BE 774111 A BE774111 A BE 774111A BE 774111 A BE774111 A BE 774111A BE 774111 A BE774111 A BE 774111A
Authority
BE
Belgium
Prior art keywords
sensitizers
merocyanins
useful
photosensitive silver
spectral
Prior art date
Application number
BE774111A
Other languages
English (en)
French (fr)
Inventor
A Fumia
D W Heseltine
Original Assignee
Eastman Kodak Co
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 Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of BE774111A publication Critical patent/BE774111A/xx

Links

Classifications

    • 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
    • C09B23/10—The polymethine chain containing an even number of >CH- groups
    • C09B23/105—The polymethine chain containing an even number of >CH- groups two >CH- groups
    • 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
    • C09B23/10—The polymethine chain containing an even number of >CH- groups
    • C09B23/107—The polymethine chain containing an even number of >CH- groups four >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
    • G03C1/22—Methine and polymethine dyes with an even number of CH groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Pyrrole Compounds (AREA)
BE774111A 1970-10-23 1971-10-18 Merocyanines utiles comme sensibilisateurs spectraux et comme sensibilisateurs chimiques dans les emulsions photosensibles aux halogenures d'argent BE774111A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US8362170A 1970-10-23 1970-10-23

Publications (1)

Publication Number Publication Date
BE774111A true BE774111A (fr) 1972-02-14

Family

ID=22179574

Family Applications (1)

Application Number Title Priority Date Filing Date
BE774111A BE774111A (fr) 1970-10-23 1971-10-18 Merocyanines utiles comme sensibilisateurs spectraux et comme sensibilisateurs chimiques dans les emulsions photosensibles aux halogenures d'argent

Country Status (6)

Country Link
US (1) US3718476A (xx)
BE (1) BE774111A (xx)
CA (1) CA961491A (xx)
DE (1) DE2152505C3 (xx)
FR (1) FR2110013A5 (xx)
GB (1) GB1362258A (xx)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2211200A1 (de) * 1971-03-09 1973-03-22 Minnesota Mining & Mfg Merocyanine und ihre verwendung als spektrale sensibilisatoren in photographischen silberhalogenidemulsionen und lichtempfindlichem photographischem aufzeichnungsmaterial
US3982950A (en) * 1971-12-28 1976-09-28 Fuji Photo Film Co., Ltd. Silver halide photographic emulsion for use in flash exposure
JPS52138123A (en) * 1976-02-05 1977-11-18 Fuji Photo Film Co Ltd Silver halide photographic emulsion spectrally sensitized by merocyaning dye

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2575018A (en) * 1949-09-24 1951-11-13 Eastman Kodak Co Photographic sensitizing dyes comprising a benzoxazole nucleus
BE551713A (xx) * 1955-10-12
US3384486A (en) * 1964-05-04 1968-05-21 Eastman Kodak Co Merocyanine dyes for photographic elements containing an extracyclic tertiary amino group
US3582348A (en) * 1968-05-28 1971-06-01 Eastman Kodak Co Silver halide emulsions containing merocyanine dyes having a triazolo or tetrazolo (1,5-a) pyrimidin-7(6h)-one nucleus

Also Published As

Publication number Publication date
US3718476A (en) 1973-02-27
GB1362258A (en) 1974-07-30
CA961491A (en) 1975-01-21
FR2110013A5 (xx) 1972-05-26
DE2152505B2 (de) 1973-03-01
DE2152505C3 (de) 1973-09-13
DE2152505A1 (de) 1972-04-27

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