By the studying of the variation of the torque of the rheometer, NPA_1 and NPA_2 polyolefin resins were proved to be better basic resins, and when compounded with additive, NPA-6 and NPA-8 were verified to be ideal new processing aids.

• 该助剂由树脂和添加剂构成。 通过流变仪扭矩变化的研究确定NPA_1、NPA_2聚烯烃树脂是较好的基础树脂。