Research lecture notes on 'Phase equilibrium in blends' by Julia Higgins File of research lecture notes written by Julia Higgins in her capacity as lecturer at Imperial College London. Many of the notes are hand-written on transparent plastic for use with an overhead projector. Topics include: Blends. 1) How to mix & to observe miscability limits 2) Thermodynamics of miscibility 3) Collection of abstracts Mixing different polymers Spinodal decomposition [1990s-2000s]