The first polyimide polymer is prepared with aromatic fluoric diamine and aromatic tetracid dihydride and through a two-step condensation reaction in organic solvent and under the action of catalyst.

• 第一种聚酰亚胺聚合物是芳香族含氟二胺与芳香族四酸二酐，在有机溶剂中，在催化剂的作用下，两步法缩合反应制备得到；