Abstract
Polarization luminescence, viscometry and spectropolarimetry were used to study structural transformations in cholesteric ester macromolecules of polymethacroyl-ω-hydroxycarboxylic acids in polar and nonpolar solvents in a wide range of temperature. It was found that in macromolecules of these polymers under certain conditions nuclei of mesophase are formed, the interaction of which results in a conformation transition of sphere-globule type. The importance of the kinetic factor in forming nuclei of the mesophase was demonstrated. It was shown that the length of side chains-carriers of mesogenic groups and solvent viscosity influence the formation of globular structures. A study was made of the effect of the molecular weight of cholesteric esters of polymethacryloyl-ω-hydroxycarboxylic acids on parameters reflecting structural transformations.
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