DE2715436C2 - Cyaninfarbstoffe und ihre Verwendung in photographischem Direktpositiv-Aufzeichnungsmaterial - Google Patents

Cyaninfarbstoffe und ihre Verwendung in photographischem Direktpositiv-Aufzeichnungsmaterial

Info

Publication number
DE2715436C2
DE2715436C2 DE19772715436 DE2715436A DE2715436C2 DE 2715436 C2 DE2715436 C2 DE 2715436C2 DE 19772715436 DE19772715436 DE 19772715436 DE 2715436 A DE2715436 A DE 2715436A DE 2715436 C2 DE2715436 C2 DE 2715436C2
Authority
DE
Germany
Prior art keywords
phenyl
alkyl
quinoxaline
thio
imidazolidinedione
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
DE19772715436
Other languages
German (de)
English (en)
Other versions
DE2715436A1 (de
Inventor
Paolo Dr. Ferrania Savona Beretta
Luigi Carcare Magnani
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing 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 Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Publication of DE2715436A1 publication Critical patent/DE2715436A1/de
Application granted granted Critical
Publication of DE2715436C2 publication Critical patent/DE2715436C2/de
Expired legal-status Critical Current

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
    • C09B23/14—Styryl dyes
    • C09B23/145—Styryl dyes the ethylene chain carrying an heterocyclic residue, e.g. heterocycle-CH=CH-C6H5
    • 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
    • C09B23/02—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- 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
    • 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
    • G03C1/485—Direct positive emulsions
    • G03C1/48515—Direct positive emulsions prefogged
    • G03C1/48523—Direct positive emulsions prefogged characterised by the desensitiser
    • G03C1/4853—Direct positive emulsions prefogged characterised by the desensitiser polymethine dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Indole Compounds (AREA)
DE19772715436 1976-04-07 1977-04-06 Cyaninfarbstoffe und ihre Verwendung in photographischem Direktpositiv-Aufzeichnungsmaterial Expired DE2715436C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT4891276A IT1057476B (it) 1976-04-07 1976-04-07 Coloranti cianinici contenenti un nucleo di imidazo 4.5.b chinossalina sostituita e loro uso in elementi fotografici

Publications (2)

Publication Number Publication Date
DE2715436A1 DE2715436A1 (de) 1977-10-20
DE2715436C2 true DE2715436C2 (de) 1986-10-30

Family

ID=11269004

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19772715436 Expired DE2715436C2 (de) 1976-04-07 1977-04-06 Cyaninfarbstoffe und ihre Verwendung in photographischem Direktpositiv-Aufzeichnungsmaterial

Country Status (9)

Country Link
AR (1) AR216761A1 (ref)
BE (1) BE853348A (ref)
CA (1) CA1066704A (ref)
CH (1) CH628746A5 (ref)
DE (1) DE2715436C2 (ref)
FR (1) FR2347414A1 (ref)
GB (1) GB1555053A (ref)
IT (1) IT1057476B (ref)
MX (1) MX148090A (ref)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3270544D1 (en) * 1981-02-23 1986-05-22 Minnesota Mining & Mfg Sensitized organic electron donor compounds

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3431111A (en) * 1963-06-10 1969-03-04 Eastman Kodak Co Cyanine dyes
US3567438A (en) * 1968-03-25 1971-03-02 Eastman Kodak Co Organic photoconductors sensitized with pyrylium cyanine dyes
US3632808A (en) * 1968-08-08 1972-01-04 Eastman Kodak Co Cyanine dyes containing an imidazo (4 5-b)quinoxaline nucleus

Also Published As

Publication number Publication date
FR2347414B1 (ref) 1981-10-23
IT1057476B (it) 1982-03-10
DE2715436A1 (de) 1977-10-20
BE853348A (fr) 1977-10-07
CA1066704A (en) 1979-11-20
AR216761A1 (es) 1980-01-31
CH628746A5 (en) 1982-03-15
GB1555053A (en) 1979-11-07
MX148090A (es) 1983-03-11
FR2347414A1 (fr) 1977-11-04

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee