ELECTROCHROMIC COMPOUNDS AND OPTICAL ARTICLES CONTAINING THEM
摘要
The present invention relates to a group of novel electrochromic compounds. More specifically, it relates to electrochromic compounds comprising one or several pyridinium rings and the use of these compounds as a variable transmittance medium for the manufacture of an optical article, such as an ophthalmic lens.
申请公布号
EP3115433(A1)
申请公布日期
2017.01.11
申请号
EP20150306123
申请日期
2015.07.08
申请人
ESSILOR INTERNATIONAL (COMPAGNIE GENERALE D'OPTIQUE)
发明人
ARCHAMBEAU, Samuel;BIVER, Claudine;BERIT-DEBAT, Fabien;AIKEN, Stuart;GABBUTT, Christopher David;HERON, Bernard Mark;BROADBENT, Thomas David