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US5637253A Chiral smectic liquid crystal compound, chain polymeric liquid crystal copolymer compound, their polymeric liquid crystal composition, a polymeric liquid crystal device which uses them, and apparatus and method which uses the same 失效
手性近晶液晶化合物，链状聚合物液晶共聚物化合物，它们的聚合物液晶组合物，使用它们的聚合物液晶装置，以及使用它们的装置和方法

Chiral smectic liquid crystal compound, chain polymeric liquid crystal copolymer compound, their polymeric liquid crystal composition, a polymeric liquid crystal device which uses them, and apparatus and method which uses the same
摘要：
A chain polymeric liquid crystal compound having a structure expressed by the following general formula [I] as a flexible spacer and a chain polymeric liquid crystal copolymer compound, a polymeric liquid crystal composition containing at least one of their compounds and at least any one of a polymeric compound, a polymeric liquid crystal compound, a low molecular weight liquid crystal compound and a low molecular weight liquid crystal compound, a polymeric liquid crystal device which uses the same, and an apparatus and a method which use the polymeric liquid crystal device: ##STR1## (where X is --O--, --O--CH.sub.2 --CH.sub.2 --, --O--CH.sub.2 --, ##STR2## Y is --(CH.sub.2).sub.n -- (n=1 to 18), Z is a halogen atom, an alkyl group or an alkoxy group, and * is an asymmetric carbon atom).
摘要（中）：

具有由以下通式[I]表示的结构的链式聚合物液晶化合物作为柔性间隔物和链式聚合物液晶共聚物化合物，含有至少一种它们的化合物的聚合物液晶组合物和至少一种 高分子化合物，聚合物液晶化合物，低分子量液晶化合物和低分子量液晶化合物，使用它们的聚合物液晶装置，以及使用聚合物液晶装置的装置和方法： IMAGE>通式[I]（其中X是-O-，-O-CH2-CH2-，-O-CH2-， Y是 - （CH2）n-（n = 1至18） Z是卤素原子，烷基或烷氧基，*是不对称碳原子）。

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