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Synthesis and characterization of poly(oxy-1,4-phenyleneoxycarbonyl-1,4-phenyleneoxypolymethylene)s

✍ Scribed by Jung-II Jin; Yong-II Cho; Byung-Hee Sohn; Chung-Seock Kang


Publisher
Elsevier Science
Year
1993
Tongue
English
Weight
517 KB
Volume
34
Category
Article
ISSN
0032-3861

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Liquid crystal poly [oxy( 1,2-butene)oxycarbonyl-1,4-phenyleneoxycarbonyl-1,4-phenylenecarbonyloxy-1 ,Cphenylenecarbonyl], PTOBEE, has been synthesized in a different way than the previously reported nematic and it has been obtained as cholesteric, although synthesized from a racemic mixture of the