以4.4'-二氨基二苯醚为原料,经乙酰化、硝化、碱解、还原、中和五步反应合成3,3',4,4'-四氨基二苯醚,总收率为52.8%,并用FT-IR及熔点测试技术对其进行了表征.结果表明,3,3',4,4'-四氨基二苯醚具有较高的纯度,在多聚磷酸与五氧化二磷的体系下,进一步与二酸聚合可获得高分子量的聚苯并咪唑.有望在未来兴起的燃料电池膜制作领域具有广阔的应用前景.
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