| 发明名称 |
Process for producing a highly crystalline, fine alpha -alumina powder |
| 摘要 |
A novel process for producing highly crystalline, fine alpha -alumina is disclosed. Aluminum hydroxide is calcined in the presence of fine silica powder. The obtained alumina is in the alpha form and has a specific surface area of least 10 m2/g.
|
| 申请公布号 |
US5432137(A) |
申请公布日期 |
1995.07.11 |
| 申请号 |
US19930115794 |
申请日期 |
1993.09.03 |
| 申请人 |
MITSUBISHI MATERIALS CORPORATION |
发明人 |
NISHIHARA, AKIRA;NAKAMURA, TADASHI;AJIMURA, HIDESHI;YOSHIZUMI, MOTOHIKO |
| 分类号 |
C01F7/02;C01F7/44;C09K3/14;G11B5/708;(IPC1-7):C04B35/10 |
主分类号 |
C01F7/02 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
