采用自制2,2′-(1,3-苯)双(4,5-二氢)(口恶)唑分别与热塑性酚醛树脂或二氨基二苯甲烷(DADPM)进行聚合反应制得了聚醚酰胺树脂(PEAR)和聚氨基酰胺树脂(PAAR).实验表明:PEAR的冲击强度达到6 kJ/m2以上,弯曲强度达到100MPa以上,且电绝缘性能优良,可作为H级绝缘材料使用;PAAR的冲击强度最高达到22kJ/m2,弯曲强度达到202 MPa,电绝缘性能较PEAR稍差,但仍然可作为H级绝缘材料使用,另外还可望作为无卤阻燃材料使用.以这两种高性能热固性树脂为基体可制备出性能优良的玻璃布复合材料.
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