Summary
A liquid crystal crown ether is obtained by chemical modification of the cyclic tetramer derived from epichlorohydrin with sodium 4-cyano-4′-biphenoxide. The crown ether exhibits a nematic mesophase and a high glass transition temperature.
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Le Borgne, A., Trentin, V., Lacoudre, N. et al. Liquid crystal crown ether derived from cyclic tetramer of epichlorohydrin. Polymer Bulletin 30, 1–6 (1993). https://doi.org/10.1007/BF00296226
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DOI: https://doi.org/10.1007/BF00296226