Carbon Fiber Composites of Pure Polypropylene and Maleated Polypropylene Blends Obtained from Injection and Compression Moulding

Table 6

Yield strength of the injection moulded composites.

Sample	Strength, MPa	Std. error
PP	61.64	1.42
1 pph CF	60.21	1.67
3 pph CF	60.16	1.02
5 pph CF	57.98	0.72
PP/PP-g-MAH	55.59	1.22
1 pph CF	59.46	1.62
3 pph CF	49.34	4.73
5 pph CF	49.73	2.70