发明名称 |
HEAT SINK FOR ELECTRONIC DEVICE, AND PROCESS FOR PRODUCTION THEREOF |
摘要 |
The present invention provides a heat sink for an electronic device having low heat expansion properties, excellent heat conductivity particularly in the direction of thickness, and a reduced entire thickness produced by joining a Cr-Cu alloy sheet comprising a Cu matrix and more than 30 mass% and not more than 80 mass% of Cr to a Cu sheet and rolling the joined product, thereby producing a laminate having a Cr-Cu alloy layer and a Cu layer. |
申请公布号 |
EP2485257(B1) |
申请公布日期 |
2016.06.22 |
申请号 |
EP20100820165 |
申请日期 |
2010.10.01 |
申请人 |
JFE PRECISION CORPORATION |
发明人 |
TERAO, HOSHIAKI;KOBIKI, HIDEAKI |
分类号 |
B22F7/04;B21B3/00;B22F3/26;B32B15/01;C22C1/04;C22C9/00;C22C27/06;C22C30/02;C22F1/08;C22F1/11;C22F1/18;H01L23/373;H05K7/20 |
主分类号 |
B22F7/04 |
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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