PHENOL NOVOLAC POLY(4-HYDROXYPHENYLMALEIMIDE) BLEND HARDENERS FOR DGEBA-TYPE EPOXY-RESIN

被引:9
作者
MATSUMOTO, A
HASEGAWA, K
FUKUDA, A
机构
[1] Osaka Municipal Technical Research Institute, Osaka, 536, 1‐6‐50, Morinomiya, Joto‐ku
关键词
PHENOL NOVOLAC CURED EPOXY RESIN; THERMAL PROPERTY; MECHANICAL PROPERTY; POLY(4-HYDROXYPHENYLMALEIMIDE);
D O I
10.1002/pi.4990280213
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
Phenol novolac/poly (4-hydroxyphenylmaleimide)(PHPMI) blends were used as an epoxy resin hardener. The curing behavior of the above system and the thermal and mechanical properties of the cured epoxy resin were studied. It was not necessary to use a curing accelerator for this system, because PHPMI caused acceleration of the curing reaction. The curing mechanism of this system was investigated by using model compounds. Test pieces from the neat resins and the glass fiber reinforced resins were evaluated in terms of thermal and mechanical properties, respectively. It was found that heat resistance and mechanical properties were improved by increasing the amount of PHPMI in the hardener.
引用
收藏
页码:173 / 177
页数:5
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