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US5437812A Liquid crystal compounds having perfluoroether terminal portions 失效
具有全氟醚末端部分的液晶化合物

Liquid crystal compounds having perfluoroether terminal portions
摘要:
Fluorine-containing liquid crystal compounds are provided. The compounds comprise a fluorocarbon terminal portion having at least one catenary ether oxygen and a hydrocarbon terminal portion, the terminal portion being connected by a central core, the compounds having smectic mesophases or having latent smectic mesophases.
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