FR2021692A1 - - Google Patents

Info

Publication number
FR2021692A1
FR2021692A1 FR6936335A FR6936335A FR2021692A1 FR 2021692 A1 FR2021692 A1 FR 2021692A1 FR 6936335 A FR6936335 A FR 6936335A FR 6936335 A FR6936335 A FR 6936335A FR 2021692 A1 FR2021692 A1 FR 2021692A1
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.)
Withdrawn
Application number
FR6936335A
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.)
Fujifilm Holdings Corp
Original Assignee
Fuji Photo Film Co Ltd
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 Fuji Photo Film Co Ltd filed Critical Fuji Photo Film Co Ltd
Publication of FR2021692A1 publication Critical patent/FR2021692A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D498/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and oxygen atoms as the only ring hetero atoms
    • C07D498/02—Heterocyclic compounds containing in the condensed system at least one hetero ring having nitrogen and oxygen atoms as the only ring hetero atoms in which the condensed system contains two hetero rings
    • C07D498/10—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
    • G03C1/685—Compositions containing spiro-condensed pyran compounds or derivatives thereof, as photosensitive substances
FR6936335A 1968-10-28 1969-10-23 Withdrawn FR2021692A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP43078465A JPS4948631B1 (fr) 1968-10-28 1968-10-28

Publications (1)

Publication Number Publication Date
FR2021692A1 true FR2021692A1 (fr) 1970-07-24

Family

ID=13662760

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6936335A Withdrawn FR2021692A1 (fr) 1968-10-28 1969-10-23

Country Status (6)

Country Link
US (1) US3562172A (fr)
JP (1) JPS4948631B1 (fr)
BE (1) BE740580A (fr)
DE (1) DE1954220A1 (fr)
FR (1) FR2021692A1 (fr)
GB (1) GB1227713A (fr)

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* Cited by examiner, † Cited by third party
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DE1954220A1 (de) 1970-05-06
GB1227713A (fr) 1971-04-07
BE740580A (fr) 1970-04-01
JPS4948631B1 (fr) 1974-12-23
US3562172A (en) 1971-02-09

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