SYNTHESIS AND CHARACTERIZATION OF AZO TYPE SIDE CHAIN LIQUID CRYSTALLINE POLYSILOXANE

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摘要 Anovelsidechainliquidcrystallinepolymer(SCLCP)combiningthepolysiloxaneasmainchainwithazo-basedmesogenmoietiesassidechainthroughaflexiblespacerhasbeensynthesizedbythehydrosilylationreactionusingCp2PtCl2ascatalyst.Thephasetransitionbehaviorofbothsidechainmonomer(AZO-C6C11)andpolymer(P-AZO-C6C11)hasbeencharacterizedviacombinationofhot-stagepolarizedmicroscope,DSCandX-raydiffractionmethods(includingtemperature-variationandquenchingtechniques).Asnormal,thetransitionprocessincludedK→S→N→I.Somepretransitionfeatureshavebeenobserved.
机构地区 不详
出版日期 1991年03月13日(中国期刊网平台首次上网日期,不代表论文的发表时间)
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