Electrochromic single and two-core viologens and optical articles containing them
申请人:Essilor International
公开号:EP2848667B1
公开(公告)日:2019-04-10
US9823534B2
申请人:——
公开号:US9823534B2
公开(公告)日:2017-11-21
[EN] ELECTROCHROMIC SINGLE AND TWO-CORE VIOLOGENS AND OPTICAL ARTICLES CONTAINING THEM<br/>[FR] VIOLOGÈNES ÉLECTROCHROMIQUES À SIMPLE ET DOUBLE CŒUR ET ARTICLES OPTIQUES LES CONTENANT
申请人:ESSILOR INT
公开号:WO2015040033A2
公开(公告)日:2015-03-26
The present invention relates to a group of novel electrochromic materials. More specifically, it relates to electrochromic materials based on either single or two-core viologen systems and the use of these viologen systems as a variable transmittance medium for the manufacture of an optical article, such as an ophthalmic lens.