Study on structure and properties of HNBR/EPDM　 LEI Chang-chun,ZHANG Li-qun,LI Hong-fu,WU You-ping,FENG Yu-xing　<Abstract>　<PDF file>　(259)
Calculation of cyclization degree and incorporated solvent content of cyclized SBR by 1H-NMR　 WANG Chao-yang,HUANG Xue-pin,YANG Ji-hua　<Abstract>　<PDF file>　(263)
Study on nanon calcium carbonate-filled NBR　 WU Shao-yin,LIAN En-sheng,MA Wen-shi,LI Xiao-jin,GOU Ouan-jun　<Abstract>　<PDF file>　(267)
Optimal design of internal mixer rotors　 LIANG Ji-zhao　<Abstract>　<PDF file>　(278)