发明名称 PHOTOSENSITIVE RESIN COMPOSITION, SOLDER RESIST FORMING METHOD AND PRINTED WIRING BOARD
摘要 <P>PROBLEM TO BE SOLVED: To provide a photosensitive resin composition capable of diminishing film defects and capable also of reducing the number of film defects. <P>SOLUTION: The photosensitive resin composition contains (A) a photosensitive resin, (B) a photopolymerization initiator and (C) a filler, wherein a maximum particle size of the filler (C) is &le;30 &mu;m, and on a particle size distribution curve of the filler (C), an integral area of the particle size range of 20-100 &mu;m is <2.0% of that of the particle size range of 0.1-100 &mu;m. <P>COPYRIGHT: (C)2006,JPO&NCIPI
申请公布号 JP2006084857(A) 申请公布日期 2006.03.30
申请号 JP20040270278 申请日期 2004.09.16
申请人 HITACHI CHEM CO LTD 发明人 HAMA MASAYUKI;YOSHINO TOSHIZUMI;KATAKI HIDEYUKI;KURISAKI YOKO;KONO MASATOSHI;OKUBO TAKEMI
分类号 G03F7/004;H05K3/00;H05K3/28 主分类号 G03F7/004
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