One ofthe most conventional mnethods measuring the molecular weight of the intermodiate product of thermotropic adhesives, namely the viscometry is introduced in this paper. Meanwhile, the important factors affecting the viscosity measurement have beeninvestigated.%本文介绍了最常用的测定热熔胶中间产物的分子量方法之—粘度法，并对影响粘度测定的几个重要西素进行探讨。
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