发明名称 Liquid crystal display device having contrast-enhancing dye
摘要 A liquid crystal composition for use in negative display, transmission-type, liquid crystal display elements, said composition comprising a nematic liquid crystal having positive dielectric anisotropy and a positive dichroic dye. Liquid crystal display devices comprising liquid crystal display cells including nematic liquid crystals having positive dielectric anisotropy and positive dichroic dyes are disclosed.
申请公布号 US4601547(A) 申请公布日期 1986.07.22
申请号 US19830487544 申请日期 1983.04.22
申请人 SEIKO EPSON CORPORATION 发明人 SHINGU, HIROSHI
分类号 G02F1/1337;G02F1/137;G02F1/139;(IPC1-7):G02F1/13 主分类号 G02F1/1337
代理机构 代理人
主权项
地址