Effect of Quinacridone Pigments on Properties and Morphology of Injection Molded Isotactic Polypropylene

Table 1

Crystallization and melting parameters obtained from DSC for isotactic polypropylene with quinacridone pigments.

Sample
	(°C)		(J/g)
Polypropylene (iPP)	163.4	116.3	101.7
iPP -quinacridone (ER 02)
0.01 wt%	165.3	124.8	117.9
0.05 wt%	165.7	126.0	117.7
0.1 wt%	165.5	127.2	104.7
0.5 wt%	166.3	127.9	120.3
1 wt%	165.8	129.7	108.0
2 wt%	165.7	129.6	103.3
iPP -quinacridone (E5B)
0.01 wt%	166.2	123.3	108.4
0.05 wt%	164.9	125.6	110.1
0.1 wt%	164.9	126.1	116.1
0.5 wt%	165.9	127.1	112.5
1 wt%	165.6	128.6	121.7
2 wt%	166.0	128.8	119.4