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    • 10. 发明申请
    • POLYMIDE RESIN
    • 聚合树脂
    • US20160168329A1
    • 2016-06-16
    • US14906385
    • 2014-08-04
    • MITSUBISHI GAS CHEMICAL COMPANY, INC.
    • Yuuki SATOJun MITADERA
    • C08G73/10C08J5/04C09J179/08C08J5/18D01F6/74
    • C08G73/1042C08G73/10C08G73/1028C08G73/1039C08G73/106C08G73/1064C08G73/1082C08J5/04C08J5/18C08J2379/08C09J179/08D01F6/74
    • A polyimide resin containing a repeating structural unit of the following formula (1), a repeating structural unit of the following formula (2), and a repeating structural unit of the following formula (A) or a repeating structural unit of the following formula (B), a content ratio of formula (1) with respect to the total of formula (1) and formula (2) being from 40 to 70 mol %, and a content ratio of formula (A) or formula (B) with respect to the total of formula (1) and formula (2) being more than 0 mol % and 25 mol % or less: wherein R1 represents a divalent group having from 6 to 22 carbon atoms containing at least one alicyclic hydrocarbon structure; R2 represents a divalent chain aliphatic group having from 5 to 20 carbon atoms; Ra represents a divalent group containing at least one aromatic ring which is bonded to a monovalent or divalent electron-attracting group; Rb represents a divalent group containing —SO2— or —Si(Rx)(Ry)O— wherein Rx and Ry each independently represent a chain aliphatic group having from 1 to 3 carbon atoms, or a phenyl group; and X1, X2, Xa, and Xb each independently represent a tetravalent group having from 6 to 22 carbon atoms containing at least one aromatic ring.
    • 含有下式(1)的重复结构单元,下式(2)的重复结构单元和下式(A)的重复结构单元或下式的重复结构单元( B)相对于式(1)和式(2)的总计,式(1)的含量比为40〜70摩尔%,式(A)或式(B)的含有率相对于 (1)和式(2)的总和大于0mol%和25mol%或更少:其中R1表示含有至少一个脂环族烃结构的具有6至22个碳原子的二价基团; R2表示碳原子数为5〜20的二价链脂肪族基团。 Ra表示与单价或二价吸电子基团键合的至少一个芳环的二价基团; R b表示包含-SO 2 - 或-Si(R x)(R y)O的二价基团,其中R x和R y各自独立地表示具有1至3个碳原子的链脂肪族基团或苯基; X1,X2,Xa和Xb各自独立地表示含有至少一个芳香环的含6-22个碳原子的四价基团。