发明名称 |
Lead materials for semiconductor devices |
摘要 |
A lead material for semiconductor devices comprising from 0.4 to 4.0 wt % of Ni, from 0.1 to 1.0 wt % of Si, from 0.05 to 1.0 wt % of Zn, from 0.01 to 1.0 wt % of Mn, from 0.001 to less than 0.01 wt % of Mg, from 0.001 to less than 0.01 wt % of Cr, up to 0.003 wt % of S, and the balance of Cu and inevitable impurities. The material may further comprise up to 5 ppm of hydrogen and up to 5 ppm of oxygen.
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申请公布号 |
US4591484(A) |
申请公布日期 |
1986.05.27 |
申请号 |
US19850719453 |
申请日期 |
1985.04.03 |
申请人 |
KABUSHIKI KAISHA KOBE SEIKO SHO |
发明人 |
MIYAFUJI, MOTOHISA;MATSUI, TAKASHI;HARADA, HIDEKAZU |
分类号 |
C22C9/00;C22C9/06;H01L23/48;H01L23/492;(IPC1-7):C22C9/06 |
主分类号 |
C22C9/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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