| 发明名称 |
Fluorescing agents for dental porcelain |
| 摘要 |
A dental porcelain composition which includes, as fluorescing agents, 0.05 to 2% by weight of CeO2 and 0.1 to 0.5% by weight of Tb2O3. |
| 申请公布号 |
US4198244(A) |
申请公布日期 |
1980.04.15 |
| 申请号 |
US19780894481 |
申请日期 |
1978.04.07 |
| 申请人 |
NATIONAL RESEARCH DEVELOPMENT CORP |
发明人 |
BINNS, DAVID B;BLOOR, IAN K |
| 分类号 |
A61K6/06;C04B33/24;C09K11/77;(IPC1-7):C09K3/00;C09K11/46 |
主分类号 |
A61K6/06 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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