Curable composition, cured coating film using same, and printed wiring board

申请号 US15026071 申请日 2014-11-04 公开(公告)号 US10113066B2 公开(公告)日 2018-10-30
申请人 TAIYO INK MFG. CO., LTD.; 发明人 Masayuki Shimura; Yoshiyuki Furuta; Masao Yumoto;
摘要 Provided are: a curable composition that shows good adhesion on a printed wiring board, particularly a flexible substrate or the like, and has a high hardness; a resist coating film of the curable composition; and a printed wiring board having a resist pattern of the resist coating film. The curable composition comprises: (A) a photobase generator; (B-1) an epoxy group-containing (meth)acrylate compound or (B-2) a carboxyl group-containing (meth)acrylate compound; (C) a photopolymerization initiator; and (D-1) a thermosetting component (excluding the (B-1) epoxy group-containing (meth)acrylate compound) or (D-2) a thermosetting component (excluding the (B-2) carboxyl group-containing (meth)acrylate compound).
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