燕山石化;低密度高压聚乙烯(LDPE) ;1C7A 1C7AS LD100AC 1I2A-1 1I60A LD100BW LD607(M187) LD605 LD608 LD450(M1840) 高密度低压聚乙烯(HDPE); 7600M 6100M L501(5000S) 5703(5200B) M572(3000JE) 聚丙烯(PP); K1008 K7005 K4912 K4818 K4925 K1118 K7735H B4808 B4902 PPR4400 PPR4220 K8303 K7726H K7780 K7100 K7760 K9026 三元共聚聚丙烯 ;C5908 C56098 F5606 超高分子量聚乙烯 9200CG 9300CG 9400CG 9100CG 9080CG 合成橡胶 SBS4402 防水卷材 SBS4303