聚乙烯加工流变改性剂与LLDPE/HDPE共混体系流变性能研究  

Study on Processing Rheological Properties of the Blend System of LLDPE/HDPE Cotaining Processing Rheological for PE

作　　者：李济根[1] 胡玉洁[1] 薄文海 

机构地区：[1]齐齐哈尔轻工学院化工系

出　　处：《齐齐哈尔轻工业学院学报》1993年第4期49-54,共6页

基　　金：轻工部科学基金项目

摘　　要：本文在LLDPE7047/HDPE6098(90:10)共混物中,加入聚乙烯流变改性剂(简称QLY树酯)、在XLY—Ⅱ型毛细管流变仪中测定此共混物的流变性能。结果表明,共混物中加入QLY树酯后在相同温度、剪切应力下剪切速率增加,表现粘度下降,活化能也降低,熔体仍为假塑性流体。In the blend system of LLDPE/HDPE ( vatio in wight of that: 90: 10)were added ditrercal conteal QLY resin. Rheological behoriour at differcal temperatare were mensured thoush XLY-Ⅱ capillary theometer. The resalts compareng original under the same temporatar and shear stress,shear rate increased greathy, appareal flax viscosity dereased obviously activiation dcreased too the fwid belonged to talsc plastic thid characferistic.

关 键 词：LLDPE HDPE 改性剂 流变性 聚乙烯 

分 类 号：TQ325.12[化学工程—合成树脂塑料工业]