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 (de)
BE (1) BE774111A (de)
CA (1) CA961491A (de)
DE (1) DE2152505C3 (de)
FR (1) FR2110013A5 (de)
GB (1) GB1362258A (de)

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 (de) * 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 (de) 1972-05-26
DE2152505B2 (de) 1973-03-01
DE2152505C3 (de) 1973-09-13
DE2152505A1 (de) 1972-04-27

Similar Documents

Publication Publication Date Title
BE824164A (fr) Polyamines macrocycliques comme sensibilisateurs d'emulsions d'halogenures d'argent
BE794188A (nl) Verbeterde fotografische zilverhalogenide-emulsies
FR2319920A1 (fr) Procede pour la preparation d'emulsions d'halogenure d'argent
BE774787A (fr) Nouvelle emulsion photographique aux halogenures d'argent positive directe
BE815651A (nl) Stoffen die de ontwikkeling van zilverhalogenide-emulsies beinvloeden
CH558952A (de) Verwendung neuer merocyaninfarbstoffe zur spektralsensibilisierung von lichtempfindlichen silberhalogenidemulsionen.
BE752038A (fr) Emulsions photographiques aux halogenures d'argent
BE774111A (fr) Merocyanines utiles comme sensibilisateurs spectraux et comme sensibilisateurs chimiques dans les emulsions photosensibles aux halogenures d'argent
BE818237A (fr) Procede d'epuration et de concentration d'emulsions photographiques de gelatino-halogenures d'argent
BE788685A (nl) Ontwikkeling van contrastrijke zilverhalogenide-emulsies voor grafischedoeleinden
BE761404A (nl) Lichtgevoelige zilverhalogenide-emulsies met sluierwerende en stabiliserende verbindingen
BE765332A (fr) Procede de sensibilisation d'une emulsion aux halogenures d'argent
BE813275A (nl) Spectraal gesensibiliseerde direct-positieve zilverhalogenide-emulsies
BE756535A (fr) Emulsion photographique aux halogenures d'argent sursensibilisee
NL7410046A (nl) Zilverhalogenide-emulsies met gesubstitueerd halogenide alsmede produkten die dergelijke emulsies bevatten.
FR2307292A1 (fr) Production d'emulsions photographiques aux halogenures d'argent
BE762220A (nl) Nieuwe merocyanine-kleurstoffen voor de spectrale sensibilisatie van lichtgevoelige zilverhalogenide-emulsies
BE762988A (fr) Emulsion photosensible aux halogenures d'argent positive directe stableen conservation
FR2318440A1 (fr) Procede pour la preparation d'emulsions d'halogenure d'argent
BE820337A (fr) Emulsions d'oleoresines
AR204307A1 (es) Emulsiones fotograficas de haluro de plata y material fotografico que las contiene
BE747040A (fr) Solarisation d'emulsions photographiques aux halogenures d'argent
BE763472A (fr) Nouvelle emulsion aux halogenures d'argent
MX143192A (es) Emulsiones fotograficas de haluro de plata para positivo directo que contienen colorantes cuaternizados de merocianina
BE787743A (fr) Perfectionnements relatifs aux emulsions photographiques d'halogenure d'argent