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    • 48. 发明专利
    • Soluble polyimide resin and method for producing the same
    • 可溶性聚酰胺树脂及其制造方法
    • JP2006336012A
    • 2006-12-14
    • JP2006148853
    • 2006-05-29
    • Chang Chun Plastics Co Ltd長春人造樹脂廠股▲分▼有限公司
    • KO KONGENTO ANHOWU SHENG YEN
    • C08G73/10C09J179/08H05K1/03H05K3/00
    • H05K1/0346C08G73/16H05K1/0393
    • PROBLEM TO BE SOLVED: To provide a polyimide resin soluble in an organic solvent and method for producing the same and to provide a polyimide resin with high stability in size and to provide a method for producing the same.
      SOLUTION: The polyimide resin is obtained by forming a polyamide resin by carrying out a polycondensation reaction of an acid dianhydride monomer containing an acid dianhydride represented by formula (I) with a specific diamine monomer (II) containing an aromatic group, and then imidizing the polyamide resin. The invention provides the polyimide resin with low water absorption, small coefficient of linear expansion, high in size stability, and excellent in thermal resistance, and provides a method for producing the same. The polyimide resin is preferably applied to adhesive use, the adhesive is preferably used for production of soft circuit boards, or the like.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供可溶于有机溶剂的聚酰亚胺树脂及其制备方法,并提供具有高稳定性的聚酰亚胺树脂并提供其制备方法。 解决方案:通过进行含有式(I)表示的酸式二酸酐的酸二酐单体与含有芳香族基团的特定二胺单体(II)的缩聚反应,形成聚酰胺树脂,得到聚酰亚胺树脂, 然后酰亚胺化聚酰胺树脂。 本发明提供了吸水率低,线膨胀系数小,稳定性高,耐热性优异的聚酰亚胺树脂,并提供了其制造方法。 聚酰亚胺树脂优选用于粘合剂用途,粘合剂优选用于生产软电路板等。 版权所有(C)2007,JPO&INPIT