FR1584136A - - Google Patents

Info

Publication number
FR1584136A
FR1584136A FR1584136DA FR1584136A FR 1584136 A FR1584136 A FR 1584136A FR 1584136D A FR1584136D A FR 1584136DA FR 1584136 A FR1584136 A FR 1584136A
Authority
FR
France
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
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 filed Critical
Application granted granted Critical
Publication of FR1584136A publication Critical patent/FR1584136A/fr
Expired legal-status Critical Current

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
    • C09B55/00—Azomethine dyes
    • C09B55/002—Monoazomethine dyes
    • C09B55/003—Monoazomethine dyes with the -C=N- group attached to an heteroring
    • C09B55/004—Monoazomethine dyes with the -C=N- group attached to an heteroring with the -C=N- group between two heterorings
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Organic Chemistry (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Indole Compounds (AREA)
FR1584136D 1967-08-14 1968-08-12 Expired FR1584136A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US66017367A 1967-08-14 1967-08-14

Publications (1)

Publication Number Publication Date
FR1584136A true FR1584136A (fr) 1969-12-12

Family

ID=24648460

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1584136D Expired FR1584136A (fr) 1967-08-14 1968-08-12

Country Status (4)

Country Link
US (1) US3558320A (fr)
BE (1) BE719182A (fr)
FR (1) FR1584136A (fr)
GB (1) GB1232093A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4081281A (en) * 1972-02-18 1978-03-28 Agfa-Gevaert N.V. Developing low fogged, direct-positive silver halide emulsion with an energetic developer free from halide ions
US3772030A (en) * 1972-02-29 1973-11-13 Eastman Kodak Co Direct-positive emulsion containing internally fogged, silver halide grains free of surface fog and a desensitizing compound

Also Published As

Publication number Publication date
US3558320A (en) 1971-01-26
BE719182A (fr) 1969-01-16
GB1232093A (fr) 1971-05-19

Similar Documents

Publication Publication Date Title
AU5765369A (fr)
FR1584136A (fr)
FR1577440A (fr)
AU416737B2 (fr)
AU342066A (fr)
AU2528767A (fr)
AU2977667A (fr)
AU3151267A (fr)
AU3189468A (fr)
AU610966A (fr)
BE692780A (fr)
BE609869A (fr)
BE692922A (fr)
BE692779A (fr)
BE692778A (fr)
BE692654A (fr)
BE692577A (fr)
BE692553A (fr)
BE692552A (fr)
BE692493A (fr)
BE692409A (fr)
BE692375A (fr)
BE692374A (fr)
BE692332A (fr)
BE692199A (fr)

Legal Events

Date Code Title Description
ST Notification of lapse