申请人:Nippon Mitsubishi Oil Corporation
公开号:EP0995786A1
公开(公告)日:2000-04-26
The electrochromic device which has an ion conductive layer obtained by curing a composition comprising (a) a bipyridinium compound represented by formula (1), (b) a specific amine compound and (c) a precursor component of a polymeric solid electrolyte, disposed between two electrically conductive substrates at least one of which is transparent,
said formula (1) being
wherein X- and Y- are the same or different and are each independently a counter anion selected from the group consisting of an halogen anion, ClO4-, BF4-, PF6-, CH3COO- and CH3(C6H4)SO3-, R1 is hydrogen or a C1 - C5 alkyl group, R2 is a C1 - C30 divalent hydrocarbon or oxygen-containing hydrocarbon group, R3 is a C1 - C20 hydrocarbon or oxygen-containing hydrocarbon group and a is an integer of 0 or 1.
电致变色装置,其离子导电层是通过固化一种组合物而获得的,该组合物包括(a) 由式(1)表示的联吡啶鎓化合物,(b) 特定胺化合物和(c) 聚合物固体电解质的前体组分,置于两个导电基底之间,其中至少有一个基底是透明的、
所述式(1)为
其中 X- 和 Y- 相同或不同,且各自独立地为选自卤素阴离子、ClO4-、BF4-、PF6-、CH3COO- 和 CH3(C6H4)SO3- 的反阴离子,R1 为氢或 C1 - C5 烷基,R2 为 C1 - C30 二价烃或含氧烃基,R3 为 C1 - C20 烃或含氧烃基,a 为 0 或 1 的整数。