用反应挤出法制备尼龙6塑料

Preparation of Nylon6 Re:in by Reactive Extrusion

摘要: 利用双螺杆挤出机进行了尼龙６阴离子开环聚合反应的研究，通过改变引发剂及活化剂的浓度、螺杆转速、机筒的温度分布以及螺杆元件构型的排布等，研究这些工艺参数对尼龙６反应挤出产物性能的影响。结果表明，反应挤出的尼龙６综合机械性能比水解缩聚法生产，且具有较高的性能价格比。

Abstract: In this article, an experimental study of nylon 6 anionic ring-opening polymerization is carried out in a twin-screw extruder by use of newly developed pretreatment facility and extrusive equipment for reactive extrusion. By varying some process parameter