CH618025A5 - Direct-positive photosensitive emulsions and use of emulsions - Google Patents

Direct-positive photosensitive emulsions and use of emulsions Download PDF

Info

Publication number
CH618025A5
CH618025A5 CH832274A CH832274A CH618025A5 CH 618025 A5 CH618025 A5 CH 618025A5 CH 832274 A CH832274 A CH 832274A CH 832274 A CH832274 A CH 832274A CH 618025 A5 CH618025 A5 CH 618025A5
Authority
CH
Switzerland
Prior art keywords
ethyl
direct positive
dye
emulsions according
emulsions
Prior art date
Application number
CH832274A
Other languages
English (en)
Italian (it)
Inventor
Paolo Beretta
Luigi Valbusa
Original Assignee
Minnesota Mining & Mfg
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 & Mfg filed Critical Minnesota Mining & Mfg
Publication of CH618025A5 publication Critical patent/CH618025A5/it

Links

Classifications

    • 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
    • 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
    • C09B23/0091—Methine or polymethine dyes, e.g. cyanine dyes having only one heterocyclic ring at one end of the methine chain, e.g. hemicyamines, hemioxonol
    • 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
    • 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
    • C09B23/08—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups more than three >CH- groups, e.g. polycarbocyanines
    • C09B23/083—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups more than three >CH- groups, e.g. polycarbocyanines five >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
    • C09B23/08—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups more than three >CH- groups, e.g. polycarbocyanines
    • C09B23/086—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups more than three >CH- groups, e.g. polycarbocyanines more than five >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
    • 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
    • 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

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)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
  • Plural Heterocyclic Compounds (AREA)
CH832274A 1973-06-18 1974-06-18 Direct-positive photosensitive emulsions and use of emulsions CH618025A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT5088373A IT988270B (it) 1973-06-18 1973-06-18 Coloranti cianinini e loro uso co me sensibilizzatori spettrali in materiali fotografici positivi diretti del tipo ad effetto herschel sensibilizzato spettralmente

Publications (1)

Publication Number Publication Date
CH618025A5 true CH618025A5 (en) 1980-06-30

Family

ID=11274032

Family Applications (1)

Application Number Title Priority Date Filing Date
CH832274A CH618025A5 (en) 1973-06-18 1974-06-18 Direct-positive photosensitive emulsions and use of emulsions

Country Status (9)

Country Link
JP (1) JPS5836330B2 (xx)
AR (1) AR206513A1 (xx)
BE (1) BE816504A (xx)
CA (1) CA1050990A (xx)
CH (1) CH618025A5 (xx)
DE (1) DE2429228A1 (xx)
FR (1) FR2233372B1 (xx)
GB (1) GB1480133A (xx)
IT (1) IT988270B (xx)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6073625A (ja) * 1983-09-30 1985-04-25 Fuji Photo Film Co Ltd 再反転ネガ像の抑制された内部潜像型直接ポジハロゲン化銀感光材料
AU2007314516A1 (en) * 2006-09-28 2008-05-08 Ensemble Discovery Corporation Compositions and methods for biodetection by nucleic acid-templated chemistry

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1389352A (fr) * 1963-04-19 1965-02-12 Ilford Ltd Perfectionnements aux émulsions photographiques
DE1569628A1 (de) * 1964-08-11 1970-05-06 Basf Ag Verfahren zur Herstellung von Styrylcyaninfarbstoffen
US3506443A (en) * 1965-11-18 1970-04-14 Eastman Kodak Co Color photographic elements and process
US3542772A (en) * 1966-03-11 1970-11-24 Eastman Kodak Co Cyanine dyes containing a 1-heterocyclic substituted 4-pyrazolyl nucleus
US3576641A (en) * 1967-12-20 1971-04-27 Konishiroku Photo Ind Sensitizing dyes
GB1360059A (en) * 1970-08-12 1974-07-17 Fuji Photo Film Co Ltd Silver halide photographic emulsions
JPS4946932B1 (xx) * 1970-11-11 1974-12-12
DE2057911A1 (de) * 1970-11-25 1972-06-08 Agfa Gevaert Ag UEbersensibilisiertes fotografisches Material
JPS516536B2 (xx) * 1971-08-14 1976-02-28
JPS4851627A (xx) * 1971-10-28 1973-07-20

Also Published As

Publication number Publication date
IT988270B (it) 1975-04-10
FR2233372A1 (xx) 1975-01-10
GB1480133A (en) 1977-07-20
AR206513A1 (es) 1976-07-30
DE2429228A1 (de) 1975-01-09
JPS5071326A (xx) 1975-06-13
BE816504A (fr) 1974-12-18
JPS5836330B2 (ja) 1983-08-09
FR2233372B1 (xx) 1978-08-11
DE2429228C2 (xx) 1988-10-13
CA1050990A (en) 1979-03-20

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