Table 1.

Composition in virgin iPP and in severely degraded iPP (labeled as HM and HMDeg, respectively) together with content in antioxidants and values of MFR for the distinct samples under study

Sample	Virgin HM/mass%	HMDeg/mass%	Irgafos 168/ppm	Irganox 1076/ppm	MFR/g (10 min)−1
HMRec0	100	0	750	300	15
HMRec10	90	10	750	300	21
HMRec20	80	20	750	300	31
HMRec40	60	40	750	300	42
HMRec100	0	100	750	300	59