JPH0341472B2 - - Google Patents

Info

Publication number
JPH0341472B2
JPH0341472B2 JP5615387A JP5615387A JPH0341472B2 JP H0341472 B2 JPH0341472 B2 JP H0341472B2 JP 5615387 A JP5615387 A JP 5615387A JP 5615387 A JP5615387 A JP 5615387A JP H0341472 B2 JPH0341472 B2 JP H0341472B2
Authority
JP
Japan
Prior art keywords
compound
nitrospirobenzopyran
photochromic
compounds
benzopyran
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
JP5615387A
Other languages
English (en)
Japanese (ja)
Other versions
JPS63222174A (ja
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
Priority to JP5615387A priority Critical patent/JPS63222174A/ja
Publication of JPS63222174A publication Critical patent/JPS63222174A/ja
Publication of JPH0341472B2 publication Critical patent/JPH0341472B2/ja
Granted legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C1/00Photosensitive materials
    • G03C1/685Compositions 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)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Luminescent Compositions (AREA)
JP5615387A 1987-03-11 1987-03-11 フオトクロミツク化合物 Granted JPS63222174A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5615387A JPS63222174A (ja) 1987-03-11 1987-03-11 フオトクロミツク化合物

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5615387A JPS63222174A (ja) 1987-03-11 1987-03-11 フオトクロミツク化合物

Publications (2)

Publication Number Publication Date
JPS63222174A JPS63222174A (ja) 1988-09-16
JPH0341472B2 true JPH0341472B2 (enrdf_load_stackoverflow) 1991-06-24

Family

ID=13019145

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5615387A Granted JPS63222174A (ja) 1987-03-11 1987-03-11 フオトクロミツク化合物

Country Status (1)

Country Link
JP (1) JPS63222174A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20170026470A (ko) * 2014-08-05 2017-03-08 사토 홀딩스 가부시키가이샤 서멀 프린트 장치 및 그 제어 방법

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110950879B (zh) * 2019-12-17 2023-07-04 浙江理工大学 引入刚性基团提高固态光致变色性能的螺吡喃及合成方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20170026470A (ko) * 2014-08-05 2017-03-08 사토 홀딩스 가부시키가이샤 서멀 프린트 장치 및 그 제어 방법
KR101876243B1 (ko) * 2014-08-05 2018-07-09 사토 홀딩스 가부시키가이샤 서멀 프린트 장치 및 그 제어 방법

Also Published As

Publication number Publication date
JPS63222174A (ja) 1988-09-16

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term