IT960910B - Materiale fotografico con emul sione positiva diretta e colo ranti sensibilizzanti per esso - Google Patents

Materiale fotografico con emul sione positiva diretta e colo ranti sensibilizzanti per esso

Info

Publication number
IT960910B
IT960910B IT51242/72A IT5124272A IT960910B IT 960910 B IT960910 B IT 960910B IT 51242/72 A IT51242/72 A IT 51242/72A IT 5124272 A IT5124272 A IT 5124272A IT 960910 B IT960910 B IT 960910B
Authority
IT
Italy
Prior art keywords
photographic material
direct positive
emul sion
sensitizing
colors
Prior art date
Application number
IT51242/72A
Other languages
English (en)
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
Application granted granted Critical
Publication of IT960910B publication Critical patent/IT960910B/it

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

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)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
IT51242/72A 1971-07-02 1972-06-30 Materiale fotografico con emul sione positiva diretta e colo ranti sensibilizzanti per esso IT960910B (it)

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
IT960910B true IT960910B (it) 1973-11-30

Family

ID=5812483

Family Applications (1)

Application Number Title Priority Date Filing Date
IT51242/72A IT960910B (it) 1971-07-02 1972-06-30 Materiale fotografico con emul sione positiva diretta e colo ranti sensibilizzanti per esso

Country Status (8)

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

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5647544B2 (it) * 1973-03-27 1981-11-10
US5482825A (en) * 1994-12-23 1996-01-09 Eastman Kodak Company Silver halide emulsions containing fused dihydropyrimidines
WO2005016384A1 (ja) * 2003-08-13 2005-02-24 Bf Research Institute, Inc. アミロイド蓄積性疾患のプローブ、アミロイド染色剤、アミロイド蓄積性疾患の治療および予防薬、ならびに神経原線維変化の診断プローブおよび染色剤

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3501310A (en) * 1966-03-11 1970-03-17 Eastman Kodak Co Direct positive silver halide emulsions containing compounds which accept electrons and spectrally sensitize the emulsion
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 (it) 1977-08-26
US3816138A (en) 1974-06-11
DE2132937A1 (de) 1973-01-18
GB1378548A (en) 1974-12-27
FR2144723A1 (it) 1973-02-16
CH566025A5 (it) 1975-08-29
BE785075A (fr) 1972-12-19
CA1040917A (en) 1978-10-24

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