发明名称 |
Al/AlN joint material, base plate for power module, power module, and manufacturing method of Al/AlN joint material |
摘要 |
A base plate for a power module includes: a metal plate, a ceramic base plate joined to the metal plate, and a release agent provided in a joint surface between the metal plate and the ceramic base plate. A remaining amount of the release agent is less than 5 as an amount of boron measured by fluorescence X-ray analysis, and a crystal grain straining region in the joint surface is equal to or less than 40%, or an amount of crystal grain straining in the joint surface is equal to or less than 0.03%. |
申请公布号 |
US8164909(B2) |
申请公布日期 |
2012.04.24 |
申请号 |
US20100784330 |
申请日期 |
2010.05.20 |
申请人 |
MITSUBISHI MATERIALS CORPORATION |
发明人 |
NAGASE TOSHIYUKI;NAGATOMO YOSHIYUKI;KUBO KAZUAKI;NEGISHI TAKESHI |
分类号 |
H05K7/00;B21D39/00;B23P9/00;B32B3/00;H01L23/12;H01L23/14;H01L23/373;H05K1/03;H05K3/38 |
主分类号 |
H05K7/00 |
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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