Abstract

AbstractThree acrylate monomers having mesogenic moieties based on 4‐(n)‐alkyloxy‐4′‐(2‐chloro‐propanoyloxy)biphenyl (n = 6, 8 or 10) have been synthesized. There is no evidence for liquid‐crystal properties in any of the three new monomers. The corresponding polymers have been prepared by free‐radical polymerization. Their liquid‐crystal behavior has been investigated by differential scanning calorimetry, polarized optical microscopy, and X‐ray diffraction. On cooling from the isotropic liquid, smectic A (SA), smectic B (SB) and crystalline phases (probably crystal‐like SE phases) have been evidenced. It should be noted that the chlorine atoms in the chiral groups do impose a local ordering of the mesogenic side groups.

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