Tricosane (C23H48) and Octacosane (C28H58) mixture phase transition insight via Light scattering techniquesстатья
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Дата последнего поиска статьи во внешних источниках: 3 ноября 2018 г.
Аннотация:In this study we analyse several emulsion samples of pure Tricosane (C23H48) and
Octacosane (C28H58) paraffins as well as their mixtures with different component concentrations,
prepared by means of ultrasonic dispersion without the addition of surfactants. We show that
from the measurements of Static Light Scattering temperature dependences it is possible to
determine the phase transition temperatures of the paraffins emulsion during the heating and
cooling cycles (melting, crystallization and rotator phases). The results for the pure paraffin are
in good agreement with the literature data. We produce the outcomes of the Dynamic Light
Scattering technique to determine the cluster size of the obtained emulsions (radius 70-120 nm).
Those emulsions proved to remain stable during several months.