发明名称 |
IR transmitting rare earth gallogermanate glass-ceramics |
摘要 |
A glass-ceramic article or composition which has better thermal and physical properties than the competing materials of zinc sulfide, spinel, or magnesium fluoride comprising 2-30 mole percent yttrium oxide and/or rare earth oxide, 25-80 mole percent germanium oxide, and 5-30 mole percent gallium oxide, based on the total moles of yttrium oxide and/or the rare earth oxide, germanium oxide, and gallium oxide; which article is over 80% by volume crystalline.
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申请公布号 |
US5786287(A) |
申请公布日期 |
1998.07.28 |
申请号 |
US19960751218 |
申请日期 |
1996.11.15 |
申请人 |
BAYYA, SHYAM S.;HARBISON, BARRY B.;SANGHERA, JASBINDER S.;AGGARWAL, ISHWAR D. |
发明人 |
BAYYA, SHYAM S.;HARBISON, BARRY B.;SANGHERA, JASBINDER S.;AGGARWAL, ISHWAR D. |
分类号 |
C03C4/10;C03C10/00;(IPC1-7):C03C3/253 |
主分类号 |
C03C4/10 |
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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