ESTIMATION OF SURFACE FREE ENERGY OF POLYMERS

被引:7887
作者
OWENS, DK
WENDT, RC
机构
[1] E I du Pont de Nemours & Co, Spruance Film Research & Development Laboratory, Richmond, Virginia
[2] Yerkes Research Laboratory, Buffalo, New York
关键词
D O I
10.1002/app.1969.070130815
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
A method for measuring the surface energy of solids and for resolving the surface energy into contributions from dispersion and dipole‐hydrogen bonding forces has been developed. It is based on the measurement of contact angles with water and methylene iodide. Good agreement has been obtained with the more laborious γc method. Evidence for a finite value of liquid‐solid interfacial tension at zero contact angle is presented. The method is especially applicable to the surface characterization of polymers. Copyright © 1969 John Wiley & Sons, Inc.
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页码:1741 / &
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