FR2491638B1 - - Google Patents

Info

Publication number
FR2491638B1
FR2491638B1 FR8021116A FR8021116A FR2491638B1 FR 2491638 B1 FR2491638 B1 FR 2491638B1 FR 8021116 A FR8021116 A FR 8021116A FR 8021116 A FR8021116 A FR 8021116A FR 2491638 B1 FR2491638 B1 FR 2491638B1
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
FR8021116A
Other languages
French (fr)
Other versions
FR2491638A1 (fr
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.)
Kodak Pathe SA
Original Assignee
Kodak Pathe SA
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 Kodak Pathe SA filed Critical Kodak Pathe SA
Priority to FR8021116A priority Critical patent/FR2491638A1/fr
Publication of FR2491638A1 publication Critical patent/FR2491638A1/fr
Application granted granted Critical
Publication of FR2491638B1 publication Critical patent/FR2491638B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D491/00—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00
    • C07D491/02—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00 in which the condensed system contains two hetero rings
    • C07D491/10—Spiro-condensed systems
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D513/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for in groups C07D463/00, C07D477/00 or C07D499/00 - C07D507/00
    • C07D513/02—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for in groups C07D463/00, C07D477/00 or C07D499/00 - C07D507/00 in which the condensed system contains two hetero rings
    • C07D513/10—Spiro-condensed systems
    • 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
    • G03C1/48538—Direct positive emulsions non-prefogged, i.e. fogged after imagewise exposure
    • G03C1/48546—Direct positive emulsions non-prefogged, i.e. fogged after imagewise exposure characterised by the nucleating/fogging agent

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)
FR8021116A 1980-10-02 1980-10-02 Emulsion photographique positive-directe aux halogenures d'argent avec agent de nucleation incorpore Granted FR2491638A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8021116A FR2491638A1 (fr) 1980-10-02 1980-10-02 Emulsion photographique positive-directe aux halogenures d'argent avec agent de nucleation incorpore

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8021116A FR2491638A1 (fr) 1980-10-02 1980-10-02 Emulsion photographique positive-directe aux halogenures d'argent avec agent de nucleation incorpore

Publications (2)

Publication Number Publication Date
FR2491638A1 FR2491638A1 (fr) 1982-04-09
FR2491638B1 true FR2491638B1 (oth) 1984-11-30

Family

ID=9246491

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8021116A Granted FR2491638A1 (fr) 1980-10-02 1980-10-02 Emulsion photographique positive-directe aux halogenures d'argent avec agent de nucleation incorpore

Country Status (1)

Country Link
FR (1) FR2491638A1 (oth)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3940480A1 (de) * 1989-12-07 1991-06-13 Bayer Ag Chromogene enaminverbindungen, ihre herstellung und verwendung als farbbildner

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3850638A (en) * 1973-04-02 1974-11-26 Eastman Kodak Co Benzimidazole nucleating agents

Also Published As

Publication number Publication date
FR2491638A1 (fr) 1982-04-09

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Legal Events

Date Code Title Description
ST Notification of lapse