以4-氨基苯基马来酰亚胺、甲醛、苯酚为原料,采用两步法经中间产物三嗪(TMIPT)合成苯并(口恶)嗪(MIPB),并借助红外光谱(FT-IR)、核磁共振(1H-NMR)和元素分析(EA)等手段对产物MIPB进行了表征.通过差示扫描量热(DSC)、FT-IR和热重分析(TGA)对MIPB的热行为进行了研究,结果发现,MIPB化合物的熔点为113.3℃,相比于Ishida报道的MIB化合物147℃的熔点降低了33.7℃,MIPB在150℃的固化率大大增加,固化后的MIPB树脂5%热失重温度T5为348℃,10%热失重温度T10为368℃,800℃残炭率达到55.6%.
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