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发明名称
于树脂层形成通孔之方法
摘要
本发明系即使于含有无机填充剂之树脂层中,亦可于通孔之底面确实地露出底层并形成通孔,又,一种于含有无机填充剂之树脂层照射雷射光以形成通孔之方法,其特征在于包含有:第1雷射光照射程序,系于前述树脂层形成通孔之位置照射红外线领域之(CO2)雷射光,使前述无机填充剂与树脂同时飞散并于前述树脂层形成凹孔者;及第2雷射光照射程序,系对准业已形成前述凹孔之位置并照射紫外线领域之(UV-YAG)雷射光,且除去残留于前述凹孔底面之树脂之变质层,以形成于底面露出底层之通孔者。
申请公布号
TW200518869
申请公布日期
2005.06.16
申请号
TW093130117
申请日期
2004.10.05
申请人
新光电气工业股份有限公司
发明人
小林和贵
分类号
B23K26/16;B08B7/00
主分类号
B23K26/16
代理机构
代理人
恽轶群;陈文郎
主权项
地址
日本
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