JPH0416776B2 - - Google Patents

Info

Publication number
JPH0416776B2
JPH0416776B2 JP5717488A JP5717488A JPH0416776B2 JP H0416776 B2 JPH0416776 B2 JP H0416776B2 JP 5717488 A JP5717488 A JP 5717488A JP 5717488 A JP5717488 A JP 5717488A JP H0416776 B2 JPH0416776 B2 JP H0416776B2
Authority
JP
Japan
Prior art keywords
film
optical recording
recording material
photochromic
spirobenzopyrans
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
JP5717488A
Other languages
English (en)
Japanese (ja)
Other versions
JPH01230034A (ja
Inventor
Takayuki Seki
Kunihiro Ichimura
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.)
National Institute of Advanced Industrial Science and Technology
Original Assignee
Agency of Industrial Science and Technology
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 Agency of Industrial Science and Technology filed Critical Agency of Industrial Science and Technology
Priority to JP5717488A priority Critical patent/JPH01230034A/ja
Publication of JPH01230034A publication Critical patent/JPH01230034A/ja
Publication of JPH0416776B2 publication Critical patent/JPH0416776B2/ja
Granted 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
    • G03C1/685—Compositions containing spiro-condensed pyran compounds or derivatives thereof, as photosensitive substances

Landscapes

  • Chemical & Material Sciences (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)
JP5717488A 1988-03-10 1988-03-10 フォトクロミック系光記録材料 Granted JPH01230034A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5717488A JPH01230034A (ja) 1988-03-10 1988-03-10 フォトクロミック系光記録材料

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5717488A JPH01230034A (ja) 1988-03-10 1988-03-10 フォトクロミック系光記録材料

Publications (2)

Publication Number Publication Date
JPH01230034A JPH01230034A (ja) 1989-09-13
JPH0416776B2 true JPH0416776B2 (enExample) 1992-03-25

Family

ID=13048175

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5717488A Granted JPH01230034A (ja) 1988-03-10 1988-03-10 フォトクロミック系光記録材料

Country Status (1)

Country Link
JP (1) JPH01230034A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5474715A (en) * 1992-09-10 1995-12-12 Tdk Corporation Photochromic material, photochromic thin film, clay thin film, and their preparation

Also Published As

Publication number Publication date
JPH01230034A (ja) 1989-09-13

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term