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Daniel J. Dyer,Jeremy R. Wolf 한국고분자학회 2014 Macromolecular Research Vol.22 No.8
The syntheses and characterization of three noncentrosymmetric main chain hydrogen bonded macromoleculeswhich incorporate diethyl-[4-(pyridin-4-ylazo)-phenyl]-amine hydrogen bond acceptor units are reported. These macromolecules participate in strong intermolecular hydrogen bonding as demonstrated using attenuated totalreflectance (ATR) FTIR. The phase transitions of these macromolecules depend on the identity of the hydrogen bonddonor. Mixtures of these azo-stilbazole macromolecules with noncentrosymmetric hydrogen bonded liquid crystallinemacromolecules possess nematic liquid crystalline phases when the concentration of the azo-stilbazole macromoleculeis ≤ 50 mol%.
Daniel J. Dyer,Jeremy R. Wolf 한국고분자학회 2014 Macromolecular Research Vol.22 No.6
The syntheses and characterization of a series of noncentrosymmetric main chain hydrogen bonded macromoleculesare described, which contain 4-pyridone hydrogen bond acceptor units. These macromolecules possessstrong intermolecular hydrogen bonding as demonstrated using attenuated total reflectance (ATR) FTIR. The phasetransitions of the macromolecules depend on the identities of the hydrogen bond donor, lateral substituent, and linkerchain.