A CORRECTION FOR THE DETERMINATION AND CALCULATION OF INTRINSIC VISCOSITY OF POLY ( ETHYLENE TEREPHTHALTE )
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A CORRECTION FOR THE DETERMINATION AND CALCULATION OF INTRINSIC VISCOSITY OF POLY ( ETHYLENE TEREPHTHALTE )
Journal of University of Jinan(Social Science Edition)Vol. 0, Issue 1, Pages: 92-96(1990)
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Published:1990,
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A CORRECTION FOR THE DETERMINATION AND CALCULATION OF INTRINSIC VISCOSITY OF POLY ( ETHYLENE TEREPHTHALTE ). [J]. Journal of University of Jinan(Social Science Edition) 0(1):92-96(1990)
DOI:
A CORRECTION FOR THE DETERMINATION AND CALCULATION OF INTRINSIC VISCOSITY OF POLY ( ETHYLENE TEREPHTHALTE ). [J]. Journal of University of Jinan(Social Science Edition) 0(1):92-96(1990)DOI:
A CORRECTION FOR THE DETERMINATION AND CALCULATION OF INTRINSIC VISCOSITY OF POLY ( ETHYLENE TEREPHTHALTE )
摘要
<正> 作为高分子工业(包括涤沦工业)
生产工艺条件的主要依据之一
和质量主要指标——特性粘度
常从相对粘度
通过查表迅速得到
但为克服称样量的差异而引起的误差
本文推导了校正公式(按此式校正
原则上可完全消除上述误差)
并根据校正公式
算出合适的称样量范围
在此范围内
可不必校正
而其绝对误差小于0.1。
Abstract
A formula with corrected terms is proposed to eliminate the errors due to the different weights of samples. A suitable range of sample weights is suggested. With the corrected forrmula
the method used for he determination and calculation of the intrinsic viscosity of poly(ethylene terephalate is improved.