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发明名称
化学电镀方法
摘要
一种化学电镀方法,适用于电镀铜薄膜于一晶圆上,且避免电镀铜薄膜于晶圆的周围部分。此化学电镀铜方法以铜电极连接电源的正极,以晶圆连接环状点接触电极。执行电镀时,环状点接触电极和晶圆的周围部份间接触面的压力,需小于一预定临界值。环状点接触电极和晶圆的非周围间部份间的接触面的压力,需大于此预定临界值。
申请公布号
TW200512320
申请公布日期
2005.04.01
申请号
TW092125826
申请日期
2003.09.18
申请人
台湾积体电路制造股份有限公司
发明人
曹荣志;刘继文;陈科维;林士琦;庄瑞萍
分类号
C25D7/12;H01L21/3205
主分类号
C25D7/12
代理机构
代理人
蔡坤财
主权项
地址
新竹市新竹科学工业园区力行六路8号
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