| 发明名称 |
Fine copper powder and process for producing the same |
| 摘要 |
A fine flaky copper powder having an average major axis diameter of 4 to 10 mum and a flakiness of 2 to 20, has a bulk density of 2 to 4 g/cm<3 >and a BET specific surface area of 0.4 to 1.5 m<2>/g; A process for producing the copper powder includes introducing a copper slurry into a medium type agitation mill and flattening the powder. |
| 申请公布号 |
US6673134(B2) |
申请公布日期 |
2004.01.06 |
| 申请号 |
US20010029912 |
申请日期 |
2001.12.31 |
| 申请人 |
MITSUI MINING & SMELTING COMPANY, LTD. |
发明人 |
HANAWA KENZO;TAKAHASHI KAZUAKI |
| 分类号 |
B22F1/00;B22F9/04;C09C1/62;H01B1/02;H05K1/09;H05K3/32;(IPC1-7):B22F1/00 |
主分类号 |
B22F1/00 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
