SYNTHESIS OF SIDE-CHAIN LIQUID CRYSTALLINE POLYSILOXANE CONTAINING SCHIFF′S BASE MESOGENS WITH NO2-END GROUP AND ITS BEHAVIOR IN A DC ELECTRIC FIELD

(整期优先)网络出版时间:1993-04-14
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Asidechainliquidcrystallinecopolysiloxane,whichwouldshowelectro-opticeffectsasknownfromlowmassliquidcrystal,wassynthesizedbyhydrosilylationreaction,andthetwohomologousmonomerswithdifferentlengthspacerscontainingSchiff’sbasemesogenwith—NO2terminatedgroupweregraftedtoapolysiloxanemainchain.Residualmonomerincrudeproductiseffectiveinreinforcingtheresponsetoanelectricfieldoverthatofpurepolymericliquidcrystal.