Title:
PHOTOCHROMIC COMPOUND
Document Type and Number:
Japanese Patent JP2013180996
Kind Code:
A
Abstract:
To provide: a photochromic material that has a practicable color optical density corresponding to an application; and a molecular design method of the same.
A photochromic compound has an imidazole biradical structure having a 1,1' binaphthyl skeleton that introduces an imidazole ring to a 7,7' position.
Inventors:
HORINO KEN
OSHIMA TOYOJI
OSHIMA TOYOJI
Application Number:
JP2012046415A
Publication Date:
September 12, 2013
Filing Date:
March 02, 2012
Export Citation:
Assignee:
MITSUBISHI GAS CHEMICAL CO
International Classes:
C07D487/20; C09K9/02
Domestic Patent References:
| JP2012251097A | 2012-12-20 |
Other References:
JPN6015034630; 阿部二郎: 光化学 ｖｏｌ． ３９， ｎｏ． ３, 2008, ｐ． ２１４-２１７
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