供应 美国进口>杜邦Elvax 系列EVA（乙烯-醋酸乙烯共聚物） 部分型号如下:
DuPont Elvax® 240 Ethylene Vinyl Acetate
DuPont Elvax® 240W Ethylene Vinyl Acetate
DuPont Elvax® 350 Ethylene Vinyl Acetate
DuPont Elvax® 410 Ethylene Vinyl Acetate
DuPont Elvax® 420 Ethylene Vinyl Acetate
DuPont Elvax® 466 Ethylene Vinyl Acetate
DuPont Elvax® 470 Ethylene Vinyl Acetate
DuPont Elvax® 650 Vinyl Acetate
DuPont Elvax® 670 Ethylene Vinyl Acetate
DuPont Elvax® 760 Ethylene Vinyl Acetate
DuPont Elvax® 760 Vinyl Acetate
DuPont Elvax® 770 Ethylene Vinyl Acetate
DuPont Elvax® 880 Ethylene Vinyl Acetate
DuPont Elvax® 4260 Ethylene Vinyl Acetate
DuPont Elvax® 4310 Ethylene Vinyl Acetate
DuPont Elvax® 4320 Ethylene Vinyl Acetate
DuPont Elvax® 4355 Ethylene Vinyl Acetate
DuPont Elvax® CM576 Ethylene Vinyl Acetate
DuPont Elvax® CM3326 Ethylene Vinyl Acetate
DuPont Elvax® CM4875 Ethylene Vinyl Acetate
熔融指数（MI）一定，乙酸乙烯（VA)含量越高，其弹性、柔软性、相溶性、透明性等也越高；当VA的含量减少的时候，它的性能接近于聚乙烯（PE），刚性增高，耐磨性、电绝缘性提高。
VA的含量一定，溶指（MI）增加，软化点下降，加工性和表面光泽改善，但强度会下降，否则，随着MI的降低则分子量增大，冲击性能和抗环境应力开裂性能提高。