发明授权
- 专利标题: Ceramic member and member for semiconductor manufacturing equipment
- 专利标题(中): 陶瓷构件和半导体制造设备的成员
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申请号: US14195125申请日: 2014-03-03
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公开(公告)号: US09177847B2公开(公告)日: 2015-11-03
- 发明人: Atsushi Watanabe , Noboru Nishimura
- 申请人: NGK Insulators, Ltd.
- 申请人地址: JP Nagoya
- 专利权人: NGK Insulators, Ltd.
- 当前专利权人: NGK Insulators, Ltd.
- 当前专利权人地址: JP Nagoya
- 代理机构: Burr & Brown, PLLC
- 优先权: JP2013-060006 20130322
- 主分类号: H01L21/683
- IPC分类号: H01L21/683 ; H01T23/00
摘要:
A member 20 for semiconductor manufacturing equipment includes a base portion 22 and a ceramic member 30 formed on the base portion 22. The ceramic member 30 of the present invention includes a ceramic base 32 containing at least one of magnesium oxide, a magnesium oxide solid solution in which a predetermined component is dissolved in magnesium oxide, and zirconium oxide; and an electrode 34 which is arranged on part of the ceramic base 32 and which contains a ruthenium-aluminum alloy as an electrode component. The ceramic member 30 is a plate-like member and has a structure in which the electrode 34 is embedded therein. The electrode 34 is connected to a feeding member 26 inserted from the underside of the ceramic member 30. Electric power is supplied from the feeding member 26.
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