Effects of MAPP Compatibilization and Acetylation Treatment Followed by Hydrothermal Aging on Polypropylene Alfa Fiber Composites

Table 3

Crystallinity rates of neat PP and PP/alfa fiber composite materials.

Formulations		(°C)	(J/g)	(°C)	(J/g)	(%)
Before aging	Virgin PP	116	94.2	169	77.0	36.8
	F20UT	115	87.0	170	74.4	44.5
	F20AT	116	83.4	170	74.5	44.5
	F20AMAT	115	80.1	170	72.4	43.3
After aging	Virgin PP	116	85.1	170	72.0	34.4
	F20UT	116	81.8	169	68.9	41.2
	F20AT	116	81.4	170	67.2	40.2
	F20AMAT	117	78.2	169	69.1	41.3