发明名称 |
Composite backing plate for a sputtering target |
摘要 |
A composite backing plate (34) for a backing plate-target assembly (41) having a core of structural material (36) with a front face (42) and/or a rear face (44) of a different material laminated thereto. The composite backing plate (35) has the desired mechanical properties of a solid copper backing plate, for example, strength and stiffness, but is preferably less than half the density of a solid copper backing plate. The core material is preferably aluminum; the front face is preferably copper; and the rear face is preferably either copper or an organic material.
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申请公布号 |
US5879524(A) |
申请公布日期 |
1999.03.09 |
申请号 |
US19960608857 |
申请日期 |
1996.02.29 |
申请人 |
SONY CORPORATION;MARERIALS RESEARCH CORPORATION |
发明人 |
HURWITT, STEVEN;REISS, IRA |
分类号 |
C23C14/34;H01J37/34;(IPC1-7):C23C14/34 |
主分类号 |
C23C14/34 |
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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