- 专利标题: Tungsten silicide target and method of manufacturing same
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申请号: US16493006申请日: 2018-01-22
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公开(公告)号: US11046616B2公开(公告)日: 2021-06-29
- 发明人: Kunihiro Oda , Takayuki Asano
- 申请人: JX Nippon Mining & Metals Corporation
- 申请人地址: JP Tokyo
- 专利权人: JX Nippon Mining & Metals Corporation
- 当前专利权人: JX Nippon Mining & Metals Corporation
- 当前专利权人地址: JP Tokyo
- 代理机构: Nields, Lemack & Frame, LLC
- 优先权: JPJP2017-059965 20170324
- 国际申请: PCT/JP2018/001779 WO 20180122
- 国际公布: WO2018/173450 WO 20180927
- 主分类号: C04B35/58
- IPC分类号: C04B35/58 ; C23C14/34 ; C23C14/06
摘要:
A tungsten silicide target capable of suppressing the occurrence of particles during sputtering is provided by a method different from conventional methods. The tungsten silicide target includes not more than 5 low-density semi-sintered portions having a size of 50 μm or more per 80000 mm2 on the sputtering surface.
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