DE2154028C3 - Photographisches Aufzeichnungsmaterial für die Herstellung direktpositiver Bilder - Google Patents

Photographisches Aufzeichnungsmaterial für die Herstellung direktpositiver Bilder

Info

Publication number
DE2154028C3
DE2154028C3 DE19712154028 DE2154028A DE2154028C3 DE 2154028 C3 DE2154028 C3 DE 2154028C3 DE 19712154028 DE19712154028 DE 19712154028 DE 2154028 A DE2154028 A DE 2154028A DE 2154028 C3 DE2154028 C3 DE 2154028C3
Authority
DE
Germany
Prior art keywords
ring
radical
atoms
alkyl
dyes
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
DE19712154028
Other languages
German (de)
English (en)
Other versions
DE2154028B2 (de
DE2154028A1 (de
Inventor
Donald Earl Rochester Janssen
John Honeoye Falls Spence
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.)
Eastman Kodak Co
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 DE2154028A1 publication Critical patent/DE2154028A1/de
Publication of DE2154028B2 publication Critical patent/DE2154028B2/de
Application granted granted Critical
Publication of DE2154028C3 publication Critical patent/DE2154028C3/de
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00Photosensitive materials
    • G03C1/005Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/485Direct positive emulsions
    • G03C1/48538Direct positive emulsions non-prefogged, i.e. fogged after imagewise exposure
    • G03C1/48546Direct positive emulsions non-prefogged, i.e. fogged after imagewise exposure characterised by the nucleating/fogging agent
    • G03C1/48561Direct positive emulsions non-prefogged, i.e. fogged after imagewise exposure characterised by the nucleating/fogging agent hydrazine compounds
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00Photosensitive materials
    • G03C1/005Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
    • G03C1/485Direct positive emulsions
    • G03C1/48538Direct positive emulsions non-prefogged, i.e. fogged after imagewise exposure
    • G03C1/48584Direct positive emulsions non-prefogged, i.e. fogged after imagewise exposure spectrally sensitised

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Photosensitive Polymer And Photoresist Processing (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
DE19712154028 1970-10-30 1971-10-29 Photographisches Aufzeichnungsmaterial für die Herstellung direktpositiver Bilder Expired DE2154028C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US8570570A 1970-10-30 1970-10-30

Publications (3)

Publication Number Publication Date
DE2154028A1 DE2154028A1 (de) 1972-05-04
DE2154028B2 DE2154028B2 (de) 1973-07-05
DE2154028C3 true DE2154028C3 (de) 1974-01-31

Family

ID=22193408

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19712154028 Expired DE2154028C3 (de) 1970-10-30 1971-10-29 Photographisches Aufzeichnungsmaterial für die Herstellung direktpositiver Bilder

Country Status (6)

Country Link
JP (1) JPS511416B1 (enExample)
BE (1) BE774656A (enExample)
CA (1) CA988351A (enExample)
DE (1) DE2154028C3 (enExample)
FR (1) FR2113370A5 (enExample)
GB (1) GB1371366A (enExample)

Also Published As

Publication number Publication date
BE774656A (fr) 1972-02-14
JPS511416B1 (enExample) 1976-01-17
DE2154028B2 (de) 1973-07-05
CA988351A (en) 1976-05-04
DE2154028A1 (de) 1972-05-04
FR2113370A5 (enExample) 1972-06-23
GB1371366A (en) 1974-10-23

Similar Documents

Publication Publication Date Title
DE2758898A1 (de) Verfahren zur entwicklung photographischer lichtempfindlicher silberhalogenidmaterialien
DE1547788A1 (de) Direkt-positive,photographische Silberhalogenidemulsion
DE1950726B2 (de) Trocken entwickelbares photographisches Aufzeichnungsmaterial
DE2020831A1 (de) Heterocyclische Ammoniumsalze sowie Verfahren zur Herstellung derselben
DE2429230C2 (enExample)
DE1081311B (de) Verfahren zur Sensibilisierung photographischer lichtempfindlicher Silberhalogenidemulsionen
DE2154075A1 (de) Direkt-positive photographische Silberhalogenidemulsion
DE1547783A1 (de) Direkt-positive photographische Silberhalogenidemulsion
DE2154076B2 (de) Photographische direktpositive Silberhalogenidemulsion
DE2428802C2 (enExample)
DE2154124A1 (de) Spektral sensibilisierte photographische Silberhalogenidemulsion
DE2154028C3 (de) Photographisches Aufzeichnungsmaterial für die Herstellung direktpositiver Bilder
DE1797262A1 (de) Direktpositive photographische Silberhalogenidemulsion
DE2263529A1 (de) Direkte, positive silberhalogenidemulsion
DE2330602A1 (de) Lichtempfindliches direktpositives silberhalogenidaufzeichnungsmaterial
DE1547777A1 (de) Photographische Silberhalogenidemulsion
DE2555353A1 (de) Quaternisierte merocyaninfarbstoffe und ihre verwendung in photographischen direktpositiv-silberhalogenidemulsionen und photographischem aufzeichnungsmaterial
DE2046672C3 (de) Lichtempfindliche, spektral sensi bihsierte photographische Silberhaloge nidemulsion
DE69328882T2 (de) Photographisches Silberhalogenidmaterial
DE1907618A1 (de) Photographische Silberhalogenidemulsion
DE1547693A1 (de) Photographische Silberhalogenidemulsion
DE69424006T2 (de) Methinverbindungen und diese enthaltende photographische Silberhalogenidmaterialien
DE2410516A1 (de) Photographische direkte positive silberhalogenidemulsion, die neue cyaninfarbstoffe enthaelt
DE2335748A1 (de) Photographische silberhalogenidemulsionen zur direkten positiven anwendung
DE2020814C2 (de) Photographisches direktpositives Aufzeichnungsmaterial

Legal Events

Date Code Title Description
E77 Valid patent as to the heymanns-index 1977
EHJ Ceased/non-payment of the annual fee