中石化聚丙烯-PP,K1008,K8303,B1101,PPR4400,4220,B8101,K4912,B4808,K1118,K9829H,K7726H,K7100,C5608,C5908,F5606,K1860,K7760H

合成橡胶,热塑性弹性体SBS4303,SBS4402,顺丁橡胶BR9000,丁基橡胶1751