| 发明名称 |
Composite oxide having oxygen absorbing and desorbing capability |
| 摘要 |
A composite oxide having oxygen absorbing and desorbing capability contains 4.99-98.99% by weight of cerium oxide, 1-95% by weight of zirconium oxide and 0.01-20% by weight of hafnium oxide. The composite oxide includes PHI ' phase as a crystal phase and has oxygen absorbing and desorbing capability of at least 100 mu mol/g at 400 to 700 DEG C. |
| 申请公布号 |
EP0709351(A1) |
申请公布日期 |
1996.05.01 |
| 申请号 |
EP19950307053 |
申请日期 |
1995.10.04 |
| 申请人 |
SANTOKU METAL INDUSTRY CO., LTD. |
发明人 |
YAO, SHINYA;YOKOI, HIDEO |
| 分类号 |
C04B35/48;B01J20/02;B01J20/06;C01B13/02;C01G25/00;C01G27/00;C01G41/00;C01G53/00;C04B35/486;C04B35/50 |
主分类号 |
C04B35/48 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
