TPEs were prepared on a Brabender Plasticorder model PLE 331. Mixing was done at 190°C and 50 rpm. PP was preheated for 6 min and was melted in the mixer for 2 min and then NR or RR was added and the mixing was continued for 5 min
TPEs were prepared on a Brabender Plasticordermodel PLE 331. Mixing was done at 190°C and 50 rpm.PP was preheated for 6 min and was melted in the mixerfor 2 min and then NR or RR was added and the mixingwas continued for 5 min