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公开(公告)号：US3816336A
公开(公告)日：1974-06-11
申请号：US26322872
申请日：1972-06-15
Applicant: RCA CORP
Inventor： MCCAFFREY M , CASTELLANO J
CPC classification number: C09K19/26
Abstract: Electro-optic devices comprising a thin layer of a liquid crystal composition containing a compound of the formula
WHEREIN R and R'' are alkyl groups of 1-7 carbon atoms between conductive support plates, offer a wide range of use temperatures.
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