| 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 DEG to 700 DEG C.
|
| 申请公布号 |
US5571492(A) |
申请公布日期 |
1996.11.05 |
| 申请号 |
US19950537628 |
申请日期 |
1995.10.02 |
| 申请人 |
SANTOKU METAL INDUSTRY CO., LTD. |
发明人 |
YAO, SHINYA;YOKOI, HIDEO;MUROTA, TADATOSHI;YAMAMOTO, KAZUHIRO;AOZASA, SHIGERU |
| 分类号 |
B01J20/06;C01B13/02;C01G27/00;C04B35/486;C04B35/50;(IPC1-7):C01F17/00;C01B13/00 |
主分类号 |
B01J20/06 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
