✦ LIBER ✦

Phase transfer catalysis in polycondensation processes—XI. Liquid crystalline copolyethers based on 4,4′-dihydroxydiphenyl, bisphenol-a, 4,4′-dihydroxyazobenzene and 3,3-bis(chloromethyl)oxetane

✍ Scribed by N. Hurduc; V. Bulacovschi; D. Scutaru; V. Barboiu; C.I. Simionescu

Publisher: Elsevier Science
Year: 1993
Tongue: English
Weight: 304 KB
Volume: 29
Category: Article
ISSN: 0014-3057
DOI: 10.1016/0014-3057(93)90190-q

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✦ Synopsis

Abstract~Copolycondensations of 3,3-bis(chloromethyl)oxetane with various diphenols under phase transfer conditions have been performed. The copolyethers show mesomorphism; investigations of their LC properties by optical polarization microscopy and DSC analyses were carried out.