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    • 10. 发明授权
    • Curable fluorine-containing polyimide
    • 可固化含氟聚酰亚胺
    • US5262515A
    • 1993-11-16
    • US550493
    • 1990-07-10
    • Motonobu KuboTsutomu Kobayashi
    • Motonobu KuboTsutomu Kobayashi
    • C07D207/44C07D207/452C07D209/48C07D209/76C08G73/10C08C69/26C08C8/02C08C73/12
    • C07D207/452C07D209/48C07D209/76C08G73/101C08G73/1014C08G73/1039
    • A curable fluorine-containing polyimide of the formula: ##STR1## wherein R.sup.1 is a group derived from an aromatic tetracarboxylic acid dianhydride by the removal of two acid anhydride groups,R.sup.2 is a group derived from an aromatic diamine by the removal of two amino groups,A.sup.1 is a residue of the formula: ##STR2## (wherein R.sup.2 is the same as defined above, and Z is a hydrogen atom or an alkyl group having 1 to 5 carbon atoms),A.sup.2 is a residue of the formula: ##STR3## (wherein R.sup.1 and Z are the same as defined above), and n is a number of 0 to 90, and at least one of the groups R.sup.1 and R.sup.2 in the formula (I) contains a substituted methylene group of the formula: ##STR4## (wherein X is a residue of the formula): ##STR5## wherein Rf is a perfluoroalkyl group having 1 to 10 carbon atoms, R'f is a perfluoroalkyl group having 1 to 12 carbon atoms, p is an integer of 1 to 3, q is an integer of 0 to 3, r is 0 or 1, s is an integer of 0 to 5 and t is an integer of 0 to 5, andY is the same as X or a hydrogen atom, an alkyl group having to 8 carbon atoms or a fluoroalkyl group having 1 to 8 carbon atoms, provided that, when Y contains no fluorine atom, X contains at least 9 fluorine atoms, or when Y contains at least one fluorine atom, the total number of the fluorine atoms contained in X and Y is at least 8.
    • 一种下式的可固化含氟聚酰亚胺:其中R 1是通过除去两个酸酐基团而衍生自芳族四羧酸二酐的基团,R 2是通过除去衍生自芳族二胺的基团 两个氨基,A1是下式的残基:(其中R 2与上述相同,Z是氢原子或具有1至5个碳原子的烷基),A2是 下式的残基:其中R1和Z与上述定义相同,n为0〜90的数,式(I)中的R 1和R 2中的至少一个为 )含有下式的取代亚甲基:其中X是下式的残基:其中Rf是具有1-10个碳原子的全氟烷基,R'f是具有1至10个碳原子的全氟烷基, 12个碳原子,p为1〜3的整数,q为0〜3的整数,r为0或1,s为0〜5的整数,t为0〜5的整数,Y i 与X或氢原子相同,具有8个碳原子的烷基或具有1至8个碳原子的氟代烷基,条件是当Y不含氟原子时,X含有至少9个氟原子,或当Y 含有至少一个氟原子,X和Y中含有的氟原子总数至少为8。