CO₂ Induced Foaming Behavior of Polystyrene near the Glass Transition

Table 2

Model B best fit for shear viscosity values and diffusivity values [19].

(bar)	Diffusion coefficient; (10^−10 m^2s^−1)		Best fit for shear viscosity; (108 Pa·s)
	70°C	100°C	70°C	100°C
24	—	0.81	—	0.9
44	—	1.14	—	0.7
63	1.02	1.46	5	0.8
83	1.17	1.67	3.5	0.8