Liquid Crystalline Assembly of a Diblock Rod−Coil Polymer Based on Poly(ethylene oxide) and Its Complexes with LiCF3SO3

• Published in: Macromolecules Vol. 29; no. 17; pp. 5567 - 5573
• Main Authors: Lee, Myongsoo, Oh, Nam-Keun, Lee, Hwan-Koo, Zin, Wang-Cheol
• Format: Journal Article
• Language: English
• Published: Washington, DC American Chemical Society 12.08.1996
• Subjects: Applied sciences; Exact sciences and technology; Organic polymers; Physicochemistry of polymers; Properties and characterization; Thermal and thermodynamic properties; End group; Thermotropic state; Mesomorphic state structure; Experimental study; Oligomer; Complexes; Liquid crystals; Phase transitions; Sulfonate; Ethylene oxide polymer; Molecular assembly; Biphenyl derivatives; Diester; Concentration effect; Lithium compound

The rod−coil polymer of ethyl 4-[4‘-oxy-4-biphenylylcarbonyloxy]-4‘-biphenylcarboxylate with poly(ethylene oxide) with a degree of polymerization of 12 (12-4) was observed to exhibit a microphase-separated lamellar structure with nanoscale dimension and to melt into a layered smectic A mesophase. Th...