wherein: k, l are individually integers in the range of 0 to 4; m, n are individually integers in the range of 0 to 6; M is a counter ion. The acenaphtho[1,2-b]quinoxaline sulfo- and carboxy-derivative can form a lyotropic liquid crystal system and is useful for an optically anisotropic film."/>
公开/公告号US2007248771A1
专利类型
公开/公告日2007-10-25
原文格式PDF
申请/专利号US20060408357
申请日2006-04-21
分类号C09K19;C07D241/36;
国家 US
入库时间 2022-08-21 21:06:11