作者: Akio Mukoh , Shuji Imazeki , Masaharu Kaneko , Tetsuo Ozawa , Mikio Sato
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摘要: A guest-host type liquid crystal composition comprising one or more host crystals and dissolved therein pleochroic dyes having a trans-4-substituted cyclohexyl group, preferably in an amount of 70% by mole said group among 4-substituted groups, can afford display device improved contrast good stability due to no photo-chemical reaction the composition.