啮合同向双螺杆挤出过程聚合物粒料熔融机理研究(一)——熔融机理研究现状及基本概念

Melting Mechanisms of Polymer Pellets in CorotatingTwinscrew ExtrusionPart I:Development Situations and Basic Concepts

综合介绍了双螺杆挤出过程熔融机理研究中常用的实验装置并比较了其优缺点；对啮合同向双螺杆挤出机中聚合物的熔融区域进行了明确定义，探讨了挤出过程中聚合物熔融的可能机理；总结了近年来啮合同向双螺杆挤出过程熔融机理研究所取得的进展。

Some common experimental equipment for the research on melting mechanisms in twinscrew extrusion is introduced synthetically.The melting zone in a corotating twinscrew extruder is defined and the possible melting mechanisms are discussed clearly.The progress in the development of melting mechanisms is summarized ,and what to be done in the further is presented.