JPS5241181A - Photo-chromic material - Google Patents

Photo-chromic material

Info

Publication number
JPS5241181A
JPS5241181A JP11797775A JP11797775A JPS5241181A JP S5241181 A JPS5241181 A JP S5241181A JP 11797775 A JP11797775 A JP 11797775A JP 11797775 A JP11797775 A JP 11797775A JP S5241181 A JPS5241181 A JP S5241181A
Authority
JP
Japan
Prior art keywords
photo
chromic material
coloring
vanishing
prolonged
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.)
Pending
Application number
JP11797775A
Other languages
English (en)
Inventor
Tsuneo Ikawa
Toshihiro Yamase
Koji Kumagai
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.)
Toppan Inc
Original Assignee
Toppan Printing 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 Toppan Printing Co Ltd filed Critical Toppan Printing Co Ltd
Priority to JP11797775A priority Critical patent/JPS5241181A/ja
Publication of JPS5241181A publication Critical patent/JPS5241181A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
JP11797775A 1975-09-30 1975-09-30 Photo-chromic material Pending JPS5241181A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11797775A JPS5241181A (en) 1975-09-30 1975-09-30 Photo-chromic material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11797775A JPS5241181A (en) 1975-09-30 1975-09-30 Photo-chromic material

Publications (1)

Publication Number Publication Date
JPS5241181A true JPS5241181A (en) 1977-03-30

Family

ID=14724950

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11797775A Pending JPS5241181A (en) 1975-09-30 1975-09-30 Photo-chromic material

Country Status (1)

Country Link
JP (1) JPS5241181A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61272282A (ja) * 1985-05-28 1986-12-02 Seiko Epson Corp フオトクロミツク光学材料

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49120627A (ja) * 1973-03-20 1974-11-18

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49120627A (ja) * 1973-03-20 1974-11-18

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61272282A (ja) * 1985-05-28 1986-12-02 Seiko Epson Corp フオトクロミツク光学材料

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