Blends were prepared following both blending methods by varying NR to NBR ratio as 0:100, 20:80, 40:60, 60:40, 80:20, and 100:0 while filling 25 parts per hundred parts of rubber of
Polymer Masterbatch Polymer Bound Pre-dispersed Rubber Chemicals Masterbatch AUROSPERSE is polymer bound chemical normally consisting 50 80% of active ingredients