由于增韧剂结构中含有柔性链段和活性环氧基，因此对于粉末环氧树脂有优异的增韧效果。
A structure of the toughener contains a flexible segment and an active epoxy group, so the toughener has excellent toughening effect on the powdered epoxy resin.
活性稀释剂的加入能在一定程度上增韧、增强纯ep及改性ep，但两者的耐热性有所降低。
The toughness and strength of pure EP and modified EP were increased in a certain extent but the heat resistance was reduced when the reactive diluent was introduced into the systems.
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