发明名称 |
Multilayered glass substrate |
摘要 |
A multilayered substrate is disclosed comprising a first layer of relatively dense crystalline glass, and a second layer of a porous crystalline glass characterized by a relatively low dielectric constant bonded to the first layer. The crystalline glass in both layers is of substantially the same composition.
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申请公布号 |
US5635301(A) |
申请公布日期 |
1997.06.03 |
申请号 |
US19940252541 |
申请日期 |
1994.06.01 |
申请人 |
NGK SPARK PLUG CO., LTD. |
发明人 |
KONDO, KAZUO;MORIKAWA, ASAO |
分类号 |
C03C10/00;C03C11/00;C03C14/00;C03C17/02;H01L23/15;H01L23/498;H01L23/538;H01L23/66;H05K1/03;(IPC1-7):B32B17/06 |
主分类号 |
C03C10/00 |
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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