发明名称 |
Liquid crystal coupled dichroic dyes |
摘要 |
Liquid crystal coupled dichroic dye compositions comprising a dichroic dye moiety coupled to one or two liquid crystal moieties by a flexible spacer group having at least four atoms linked in a linear fashion; guest-host compositions comprising such liquid crystal coupled dichroic dye compositions dissolved in liquid crystal hosts and devices comprising such guest-host compositions; and liquid crystal coupled aromatic amines useful for forming the liquid crystal coupled dichroic dyes, are disclosed.
|
申请公布号 |
US5389285(A) |
申请公布日期 |
1995.02.14 |
申请号 |
US19890448409 |
申请日期 |
1989.12.11 |
申请人 |
HERCULES INCORPORATED |
发明人 |
SHANNON, PAUL J.;SWETLIN, BRIAN J. |
分类号 |
C09B69/00;C09B1/14;C09B31/043;C09B31/062;C09B35/50;C09B43/28;C09K19/60;(IPC1-7):C09K19/00;C09K19/52;G02F1/13 |
主分类号 |
C09B69/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|