将3,3'-二氨基-4,4'-二羟基联苯(DADHBP)、2,2-双[4-(4-氨基苯氧基)苯基]丙烷(BAPOPP)、3,3',4,4'-四羧酸二苯醚二酐(ODPA)进行缩聚反应,得到聚酰胺酸前驱体,通过热环化制得聚酰亚胺薄膜,并对其性能进行了研究.结果表明,该新型聚酰亚胺薄膜具有良好的紫外线吸收能力和良好的疏水性,且骨架结构中刚性结构摩尔比越大,玻璃化转变温度越高,耐热性越好.
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