Binh P. RESEARCH FOR IMPROVING THE MECHANICAL PROPERTIES OF NATURAL UBBER AND POLYPROPYLENE BLENDS 1. Case of using DCP, CPP, PEG and DOP. Science and Technology Development Journal [Internet]. 31Jan.2004 [cited 19May2024];7(1):32-7. Available from: http://stdj.scienceandtechnology.com.vn/index.php/stdj/article/view/3149