Its spinning performance can be improved by modifying PHA with chain extender, plasticizer and nucleating agent and using special finishes. 提出可通过添加扩链剂、增塑剂、成核剂改性PHA及使用专用油剂来提高其纺丝性能。
Two-component polyurethane synthetic-rubber track resin slurry was prepared by polyether, chain extender, MDI-based polyisocyanate, plasticizer, filler. 以聚醚多元醇、扩链剂、异氰酸酯、增塑剂、填料等为原材料,制备了MDI型双组分聚氨酯塑胶跑道用浆料。