发明名称 PHOTOSENSITIVE RESIN COMPOSITION AND FLEXIBLE PRINTED WIRING CIRCUT BOARD HAVING INSULATIVE COVER LAYER FORMED OF PHOTOSENSITIVE RESIN COMPOSITION
摘要 A photosensitive resin composition which is excellent in flame resistance, resolution and flexibility, and substantially free from deposition of components thereof to prevent contamination of a product. The photosensitive resin composition comprises: (A) a cyclic phosphazene compound represented by the following general formula (1): wherein at least one of the Rs is an organic group having the urethane(meth)acrylate structure represented by the following general formula (2) and n is a positive number of 2 to 5: wherein R1 is a hydrogen atom or a methyl group; (B) a carboxyl-containing linear polymer obtained by polymerizing an ethylenically unsaturated compound through addition polymerization; (C) an epoxy resin; (D) an ethylenically unsaturated group-containing polymerizable compound; and (E) a photopolymerization initiator; wherein the cyclic phosphazene compound (A) is present in a proportion of 5 to 30 wt % based on the total weight of the composition.
申请公布号 US2009101394(A1) 申请公布日期 2009.04.23
申请号 US20080252677 申请日期 2008.10.16
申请人 NITTO DENKO CORPORATION 发明人 FUJII HIROFUMI;HIRASHIMA KATSUTOSHI;MIZUTANI MASAKI;JO KYOUYUU
分类号 G03F7/029;H05K1/00 主分类号 G03F7/029
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