| abstract |
(57) [Summary] [Structure] A polymer obtained by reacting a compound having a triazine skeleton and a polyalkyl ether essentially containing an oxyethylene or oxypropylene structure, An ion conductive polymer solid electrolyte comprising a metal salt. [Effect] The polymer solid electrolyte of the present invention has sufficient heat resistance, It has mechanical strength and transparency, and has high ionic conductivity at room temperature, and can be used for batteries, electrochromic display elements and the like. |