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BE759859A - PHOTOCHROME COMPOSITION - Google Patents

PHOTOCHROME COMPOSITION

Info

Publication number
BE759859A
BE759859A BE759859DA BE759859A BE 759859 A BE759859 A BE 759859A BE 759859D A BE759859D A BE 759859DA BE 759859 A BE759859 A BE 759859A
Authority
BE
Belgium
Prior art keywords
photochrome
composition
photochrome composition
Prior art date
Application number
Other languages
French (fr)
Inventor
C Osada
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.)
Publication date
Publication of BE759859A publication Critical patent/BE759859A/en

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
    • G03C1/685—Compositions containing spiro-condensed pyran compounds or derivatives thereof, as photosensitive substances
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C251/00—Compounds containing nitrogen atoms doubly-bound to a carbon skeleton
    • C07C251/72—Hydrazones
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/45—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by condensation
    • C07C45/455—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by condensation with carboxylic acids or their derivatives
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D209/56—Ring systems containing three or more rings
    • C07D209/96—Spiro-condensed ring systems

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
BE759859D 1969-12-05 PHOTOCHROME COMPOSITION BE759859A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9762669A JPS5017952B1 (en) 1969-12-05 1969-12-05

Publications (1)

Publication Number Publication Date
BE759859A true BE759859A (en) 1971-05-17

Family

ID=14197380

Family Applications (1)

Application Number Title Priority Date Filing Date
BE759859D BE759859A (en) 1969-12-05 PHOTOCHROME COMPOSITION

Country Status (5)

Country Link
JP (1) JPS5017952B1 (en)
BE (1) BE759859A (en)
DE (1) DE2059376A1 (en)
FR (1) FR2099033A5 (en)
GB (1) GB1330875A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012514620A (en) * 2009-01-08 2012-06-28 ビーエーエスエフ ソシエタス・ヨーロピア Time-temperature indicator comprising indolenine-based spiropyran

Also Published As

Publication number Publication date
JPS5017952B1 (en) 1975-06-25
DE2059376A1 (en) 1974-08-15
GB1330875A (en) 1973-09-19
FR2099033A5 (en) 1972-03-10

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