Blending modification, filling modification and hybrid modification of PP are studied in this paper.
本课题主要研究了聚丙烯的共混改性，填充改性以及混杂改性。
In terms of viscosity, osmosis time, contact angle and oil absorption this paper evaluates the effect of surface modification of mineral filling.
本文主要介绍改性石英填料的粘度、 浸润性能（ 渗透时间、浸润角、浸润点等）等指标，以及表面改性效果的评价方法。
Based on selection of plastic material and filling agent, filling and modifying for the plastic are performed by the mechanism of plastic filling and modification.
利用塑料填充改性机理，在进行塑料原料、填加剂选择基础上，进行塑料填充改性工作。
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