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发明名称
电子材料用Cu-Ni-Si系铜合金
摘要
本发明之目的在于提供一种可更加发挥添加Cr之效果,藉此使特性获得大幅提高的科森系合金。一种电子材料用铜合金,含有Ni:2.5~4.5质量%、Si:0.50~1.2质量%、Cr:0.0030~0.2质量%(其中,Ni与Si的重量比为3≦Ni/Si≦7),其余由Cu及不可避免的杂质构成,且碳量为50质量ppm以下。
申请公布号
TW200837203
申请公布日期
2008.09.16
申请号
TW096107342
申请日期
2007.03.03
申请人
日金属股份有限公司 NIPPON MINING &
发明人
江良尚彦;深町一彦;桑垣宽
分类号
C22C9/06(2006.01)
主分类号
C22C9/06(2006.01)
代理机构
代理人
桂齐恒;阎启泰
主权项
地址
日本
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