All the individual curves for a series of Mw's, temperatures,and shear rates can be incorprated into a master curve by plotting 7 1。产hwa versus no PT where a is a constant near unitywhere is a constant near unity versus into a master curve by plotting temperatures, and shear rates can be incorprated All the individual curvesfor a series of Mw's,   h  h h  T o Mw o 