Influence of Carbon Dioxide on the Glass Transition of Styrenic and Vinyl Pyridine Polymers: Comparison of Calorimetric, Creep, and Rheological Experiments

Table 1

Number and weight average of the molecular weight ( and ) and glass transition temperature () of the polymers of this study.

Polymer	Supplier	(g/mol)	(g/mol)		(°C)
Polystyrene PS 158 K (PS)	BASF SE	111 700	253 800	2.27	104
Poly(2-vinylpyridine) (P2VP)	Polymer Source	6 700	18 400	2.76	100
Poly(4-vinylpyridine) (P4VP)	Sigma-Aldrich	45 100	72 800	1.61	150
Poly(α-methyl styrene) (PαMS)	Polymer Source	126 900	128 300	1.01	176