发明授权
- 专利标题: Fine copper powder and process for producing the same
- 专利标题(中): 细铜粉及其制造方法
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申请号: US10029912申请日: 2001-12-31
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公开(公告)号: US06673134B2公开(公告)日: 2004-01-06
- 发明人: Kenzo Hanawa , Kazuaki Takahashi
- 申请人: Kenzo Hanawa , Kazuaki Takahashi
- 优先权: JP10-245334 19980831; JP10-245335 19980831
- 主分类号: B22F100
- IPC分类号: B22F100
摘要:
A fine flaky copper powder having an average major axis diameter of 4 to 10 &mgr;m and a flakiness of 2 to 20, has a bulk density of 2 to 4 g/cm3 and a BET specific surface area of 0.4 to 1.5 m2/g; A process for producing the copper powder includes introducing a copper slurry into a medium type agitation mill and flattening the powder.
公开/授权文献
- US20020050186A1 Fine copper powder and process for producing the same 公开/授权日:2002-05-02
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