RELAXATIONS OF BISPHENOL-A-BASED EPOXIDES CURED WITH ALIPHATIC DIAMINES

被引：13

作者：

MATSUKAWA, M

OKABE, H

MATSUSHIGE, K

机构：

[1] KYUSHU UNIV,FAC ENGN,DEPT APPL SCI,HIGASHI KU,FUKUOKA 812,JAPAN

[2] KYOTO UNIV,FAC ENGN,DEPT ELECTR,SAKYO KU,KYOTO 606,JAPAN

来源：

JOURNAL OF APPLIED POLYMER SCIENCE | 1993年 / 50卷 / 01期

关键词：

D O I：

10.1002/app.1993.070500109

中图分类号：

O63 [高分子化学（高聚物）];

学科分类号：

070305 ; 080501 ; 081704 ;

摘要：

The main alpha and sub beta relaxations in bisphenol A-based epoxides cured by two kinds of aliphatic diamines were examined in wide temperature and frequency ranges by using middle-frequency dynamic, dielectric, and ultrasonic measuring systems. The obtained temperature-frequency correlation maps revealed an Arrhenius-type behavior for the beta relaxation with apparent activation energy of 16 kcal/mol. For the alpha relaxation, the maps were in good agreement with the W.L.F. equation. Owing to the similarity of structure in these resins, both maps showed the same tendencies. (C) 1993 John Wiley & Sons, Inc.

引用

页码：67 / 73

页数：7

共 19 条

[1] MECHANICAL RELAXATION STUDIES OF CURE OF EPOXY RESINS .2. ACTIVATION-ENERGY OF GAMMA-PROCESS IN AMINE-CURED EPOXY RESINS [J].