作　　者： ;

机构地区： 华南理工大学自动化科学与工程学院

出　　处： 《特种橡胶制品》 2004年第3期29-32,共4页

摘　　要： 讨论了影响聚合物材料在口模入口区流动中流型的主要因素,分析了表征入口流型的参数及其与流体粘弹性特性的相互关系,以及相应的定量描述,并就其进展作了简要的述评。 The main factors affecting flow patterns during die entry region flow of polymeric materials were discussed,and the quantitative description of the parameters characterizing entry converging flow patterns and the relationsip between these parameters and the viscoelastic properties of the fluids were analyzed in the present paper.In addition,the relevant quantitative descriptions were introduced.Finally,the advances in this research field were briefly reviewed.

关 键 词： 聚合物材料 入口收敛流动 粘弹性特性 数学模型

领　　域： [化学工程]