The extrudate swell behaviour and the factors affecting it during short die extrusion of linear low density polyethylene (LLDPE) melt have been investigated by using a rheometer.
应用毛细管流变仪，考察了线性低密度聚乙烯(LLDPE)熔体于短口型挤出中的胀大现象及其影响因素。
The effect of certain types or contents of stabilizers, modifies and blowing agents on extrudate quality density, surface, and cellular structure are described.
讨论了稳定剂品种、 改性剂品种和发泡剂用量对制品密度、泡孔结构以及外观表面的影响。
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