本文件规定了测定聚合物熔体瞬时拉伸粘度方法的一般原理。该程序详细介绍了在恒定应变速率和恒定温度条件下单轴拉伸的聚合物熔体试样的测量。购买本文件时可获得的所有当前修订均包含在购买本文件中。

This document specifies the general principles of a method for determining the transient extensional viscosity of polymer melts. The procedure details the measurement of polymer melt specimens stretched uniaxially under conditions of constant strain rate and constant temperature.All current amendments available at time of purchase are included with the purchase of this document.