| 发明名称 |
Use of ceramics in dental and orthodontic applications |
| 摘要 |
<p>The present invention relates to an article comprising at least one of a glass or glass-ceramic comprising Al 2 O 3 and at least one of REO or Y 2 O 3 , wherein at least 60 percent by weight of the glass or glass-ceramic collectively comprise the Al 2 O 3 and the at least one of REO or Y 2 O 3 , and wherein the glass or glass-ceramic contains not more than 20 percent by weight SiO 2 and not more than 20 percent by weight B 2 O 3 , based on the total weight of the glass or glass-ceramic.</p> |
| 申请公布号 |
EP2684556(A2) |
申请公布日期 |
2014.01.15 |
| 申请号 |
EP20130180442 |
申请日期 |
2004.01.13 |
| 申请人 |
3M INNOVATIVE PROPERTIES COMPANY OF 3M CENTER |
发明人 |
CUMMINGS, KEVIN M.;ROLF, JACQUELINE C.;ROSENFLANZ, ANATOLY Z.;RUSIN, RICHARD P.;SWANSON, JEROME E. |
| 分类号 |
A61K6/027;A61K6/02;A61K6/06;A61K6/083;C03C3/12;C03C10/00;C04B33/00;C04B33/14;C04B33/30;C04B33/32;C04B33/36;C04B35/00;C04B35/18;C04B35/44;C04B35/50;C04B35/645;C23C8/36 |
主分类号 |
A61K6/027 |
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