| 发明名称 |
SAPPHIRE SUBSTRATES AND METHODS OF MAKING SAME |
| 摘要 |
A sapphire substrate includes a generally planar surface having a crystal lographic orientation selected from the group consisting of a-plane, r-plane , m-plane, and c-plane orientations, and having a nTTV of not greater than a bout 0.037 µm/cm2, wherein nTTV is total thickness variation normalized for surface area of the generally planar surface, the substrate having a diamete r not less than about 9.0 cm.
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| 申请公布号 |
CA2673660(A1) |
申请公布日期 |
2008.07.10 |
| 申请号 |
CA20072673660 |
申请日期 |
2007.12.21 |
| 申请人 |
SAINT-GOBAIN CERAMICS & PLASTICS, INC. |
发明人 |
CHERIAN, ISAAC K.;VEDANTHAM, RAMANUJAM;CHINNAKARUPPAN, PALANIAPPAN;SIMPSON, MATTHEW A.;TANIKELLA, BRAHMANANDAM V.;RIZZUTO, ROBERT A. |
| 分类号 |
C30B29/20 |
主分类号 |
C30B29/20 |
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