CH566025A5 - - Google Patents

Info

Publication number
CH566025A5
CH566025A5 CH989972A CH989972A CH566025A5 CH 566025 A5 CH566025 A5 CH 566025A5 CH 989972 A CH989972 A CH 989972A CH 989972 A CH989972 A CH 989972A CH 566025 A5 CH566025 A5 CH 566025A5
Authority
CH
Switzerland
Application number
CH989972A
Original Assignee
Agfa Gevaert Ag
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 Agfa Gevaert Ag filed Critical Agfa Gevaert Ag
Publication of CH566025A5 publication Critical patent/CH566025A5/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
    • C09B23/02—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups
    • C09B23/04—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups one >CH- group, e.g. cyanines, isocyanines, pseudocyanines
    • 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
    • C09B23/06—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups three >CH- groups, e.g. carbocyanines
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
    • Y10S430/141—Direct positive material
CH989972A 1971-07-02 1972-06-30 CH566025A5 (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712132937 DE2132937A1 (de) 1971-07-02 1971-07-02 Spektral sensibilisierte direkt-positiv-emulsionsschichten

Publications (1)

Publication Number Publication Date
CH566025A5 true CH566025A5 (xx) 1975-08-29

Family

ID=5812483

Family Applications (1)

Application Number Title Priority Date Filing Date
CH989972A CH566025A5 (xx) 1971-07-02 1972-06-30

Country Status (8)

Country Link
US (1) US3816138A (xx)
BE (1) BE785075A (xx)
CA (1) CA1040917A (xx)
CH (1) CH566025A5 (xx)
DE (1) DE2132937A1 (xx)
FR (1) FR2144723B1 (xx)
GB (1) GB1378548A (xx)
IT (1) IT960910B (xx)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5647544B2 (xx) * 1973-03-27 1981-11-10
US5482825A (en) * 1994-12-23 1996-01-09 Eastman Kodak Company Silver halide emulsions containing fused dihydropyrimidines
AU2003304416A1 (en) * 2003-08-13 2005-03-07 Bf Research Institute, Inc. Probe for disease with amyloid deposit, amyloid-staining agent, remedy and preventive for disease with amyloid deposit and diagnostic probe and staining agent for neurofibril change

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3492123A (en) * 1966-03-11 1970-01-27 Eastman Kodak Co Direct positive silver halide emulsions containing carbocyanine dyes having a carbazole nucleus
US3574629A (en) * 1967-08-14 1971-04-13 Eastman Kodak Co Direct positive silver halide emulsions containing 2-imino-3-thiozoline cyanine dyes
US3592653A (en) * 1967-10-05 1971-07-13 Eastman Kodak Co Silver halide emulsions containing pyrrole cyanine dyes

Also Published As

Publication number Publication date
FR2144723B1 (xx) 1977-08-26
GB1378548A (en) 1974-12-27
US3816138A (en) 1974-06-11
BE785075A (fr) 1972-12-19
FR2144723A1 (xx) 1973-02-16
IT960910B (it) 1973-11-30
CA1040917A (en) 1978-10-24
DE2132937A1 (de) 1973-01-18

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Legal Events

Date Code Title Description
PL Patent ceased