Viscosity measurement of polycarbonate by using a penetration viscometer

被引：20

作者：

Yang, FQ

机构：

[1] Department of Mechanical Engineering, University of Rochester, Rochester

来源：

POLYMER ENGINEERING AND SCIENCE | 1997年 / 37卷 / 01期

关键词：

D O I：

10.1002/pen.11650

中图分类号：

TQ [化学工业];

学科分类号：

0817 ;

摘要：

Using a penetration viscometer, the viscosity of polycarbonate was measured in a temperature range of 419 to 443 K and under punching stresses between 0.25 to 20 MPa. The flow behavior under these conditions is Newtonian and the activation enthalpy is 413 kJ/mole.

引用

页码：101 / 104

页数：4

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