Liquid crystalline oligomers with a central core unit containing urethane groups

References

• Imrie CT, Luckhurst GR. Liquid crystal dimers and oligomers. In: Goodby JW, Collings PJ, Kato T, editors. The handbook of liquid crystals. Vol. 7. 2nd ed. Weinheim: Wiley-VCH; 2014; p. 137–210.
   Google Scholar
• Thakur VK, Kessler MR, editors. Liquid crystalline polymers. Basel: Springer; 2016.
   Google Scholar
• Imrie CT, Henderson PA. Liquid crystal dimers and oligomers. Curr Opin Colloid Interface Sci. 2002;7:298–311.
   Web of Science ®Google Scholar
• Imrie CT, Henderson PA. Liquid crystal dimers and higher oligomers: between monomers and polymers. Chem Soc Rev. 2007;36:2096–2124.
   PubMed Web of Science ®Google Scholar
• Chattopadhyay DK, Raju KVSN. Structural engineering of polyurethane coatings for high performance applications. Prog Polym Sci. 2007;32:352–418.
   Web of Science ®Google Scholar
• Grunwald MA, Haenle JC, Kreß KC, et al. Mesomorphic properties of cyanobiphenyl dimers with a central malonate unit. Liq Cryst. 2018;45:1626–1636.
   Web of Science ®Google Scholar
• Fundamentals of liquid crystals. In: Goodby JW, Collings PJ, Kato T, et al., editors Handbook of liquid crystals. 2nd ed. Vol. 1. Weinheim: Wiley-VCH; 2014.
   Google Scholar
• Goodby JW, Mehl GH, Saez IM, et al. Liquid crystals with restricted molecular topologies: supermolecules and supramolecular assemblies. Chem Commun. 1998;2057–2070. DOI:10.1039/a802762e
   Web of Science ®Google Scholar
• Marcos M, Martin-Rapun R, Omenat A, et al. Highly congested liquid crystal structures: dendrimers, dendrons, dendronized and hyperbranched polymers. Chem Soc Rev. 2007;36:1889–1901.
   PubMed Web of Science ®Google Scholar
• Donnio B, Buathong S, Bury I, et al. Liquid crystalline dendrimers. Chem Soc Rev. 2007;36:1495–1513.
   PubMed Web of Science ®Google Scholar
• Rosen BM, Wilson CJ, Wilson DA, et al. Dendron-mediated self-assembly, disassembly, and self-organization of complex systems. Chem Rev. 2009;109:6275–6540.
   PubMed Web of Science ®Google Scholar
• Marcos M, Gimenez R, Serrano JL, et al. Dendromesogens: liquid crystal organizations of poly(amidoamine) dendrimers versus starburst structures. Chem Eur J. 2001;7:1006–1013.
   PubMed Web of Science ®Google Scholar
• Prabhu R, Yelamaggad CV. Structure−property correlations in cyanobiphenyl-based dimer-like mesogens. J Phys Chem B. 2015;119(35):11935–11952.
   PubMed Web of Science ®Google Scholar
• Davis EJ, Mandle RJ, Russell BK, et al. Liquid-crystalline structure-property relationships in halogen-terminated derivatives of cyanobiphenyl. Liq Cryst. 2014;41(11):1635–1645.
   Web of Science ®Google Scholar
• Wang K, Jirka M, Rai P, et al. Synthesis and properties of hydroxy tail-terminated cyanobiphenyl liquid crystals. Liq Cryst. 2018;46(9):1–11.
   Google Scholar
• Kress KC, Kaller M, Axenov KV, et al. Synthesis and Mesomorphic properties of calamitic malonates and cyanoacetatestethered to 4-cyanobiphenyls. Beilstein J Org Chem. 2012;8:371–378.
   PubMed Web of Science ®Google Scholar
• Kolb HC, Finn MG, Sharpless KB. Chemistry: diverse chemical function from a few good reactions. Angew Chem Inter Ed. 2001;40(11):2004–2021.
   PubMed Web of Science ®Google Scholar
• Luckhurst GR. Liquid crystals: a chemical physicist’s view. Liq Cryst. 2005;32:1335–1364.
   Web of Science ®Google Scholar
• Zuev V, Bronnikov S. Self-assembling in a living supramolecular linear nematic polymer-like system. Liq Cryst. 2008;35:1293–1298.
   Web of Science ®Google Scholar
• Seymour RW, Estes GM, Cooper SL. Infrared studies of segmented polyurethane elastomers. I. Hydrogen bonding. Macromolecules. 1970;3:579–583.
   Web of Science ®Google Scholar
• Yilgor E, Yilgor I, Yurtsever E. Hydrogen bonding and polyurethane morphology. I. Quantum mechanical calculations of hydrogen bond energies and vibrational spectroscopy of model compounds. Polymer. 2002;43:6551–6559.
   Web of Science ®Google Scholar
• Prével B, Dupuy-Philon J, Jal JF. H-bond and glassy state formation. A structural and dynamic study applied to aqueous solutions. J Mol Struct. 1994;322:141–149.
   Web of Science ®Google Scholar
• Mingos DPM, editor. Supramolecular Assembly via Hydrogen Bonds I. Berlin: Springer; 2004.
   Google Scholar
• Kato T, Uchida J, Ichikawa T. Functional liquid-crystalline polymers and supramolecular liquid crystals. Polym J. 2018;50:149–166.
   Web of Science ®Google Scholar
• Gray JW, and Goodby GW. Smectic liquid crystals: textures and structures. Cambridge,UK: Leonard Hill; 1984.
   Google Scholar
• Nataraj P, Madhu Mohan MLN. Characterization of a new smectic ordering in supramolecular hydrogen bonded liquid crystals by X-ray, optical and dielectric studies. J Mol Liq. 2013;182:79–90.
   Web of Science ®Google Scholar
• Tsvetkov VN, Tsvetkov NV, Zuev VV, et al. The effect of the length of flexible chain fragments on electrooptical properties of mesophase formed by chain molecules. Vysokomol Soed Ser A &B. 1995;37:1255–1264.
   Google Scholar