In this equation, wi is the mass fraction, Tgi is the glass transition temperature, and K is the Simha and Boyer constant (Hancock and Zografi, 1994), (Eq. (4)), and ri is the known densities of the components.
In this equation, wi is the mass fraction, Tgi is the glass transitiontemperature, and K is the Simha and Boyer constant (Hancock andZografi, 1994), (Eq. (4)), and ri is the known densities of thecomponents.