The influence of solvent on the miscibility of polystyrene(PS) and poly(styrene-co-acrylonitrile)(PSAN) blends has been investigated viscometrically. The miscib
A new class of unsaturated polyesters based on diethylketone have been prepared by interfacial polymerization of 2,4-bis(4-hydroxybenzylidene)-3-pentanone(I) an