【摘要】 研制一种适用于低温挤出复合聚烯烃材料用的粘合剂，即在变熔融指数树脂链上，接上异氰酸酯极性基团。其复合强度大于５Ｎ／１５ｍｍ，热合强度大于５０Ｎ／１５ｍｍ，且无毒、无异味、耐γ射线照射、工艺性能好。更多还原

【Abstract】 A adhesive used in the laminating of polyolefine was developed.The main material of adhesive was EVA modified by grafting with isocyanate.The laminating strength of polyolefine with the basefilm is above 5N/15mm.Sealing strength is above 50N/15mm.The adhesive is of many advantages such as:no poison; no abnormal odour; resistance to radiation of ray with excellent processing performances.更多还原