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发明名称
将湿蚀刻之底切最小化以及提供超低介电常数(K<2 .5)之介电质封孔之方法
摘要
本发明提供了处理位于基材上的薄膜的方法。在一方面,这些方法包括:在从薄膜上去除光阻剂之后,通过在薄膜上沉积包含矽、碳,以及选择性地包含氧和/或氮的薄层,来处理已图案化的低介电常数薄膜。所述的薄层为已图案化的低介电常数薄膜提供一个富碳、疏水的表面。所述薄层也在后续的湿式清洗制程中保护了低介电常数薄膜,并使后续沉积在低介电常数薄膜上的各层不被前驱物渗透。
申请公布号
TW200826196
申请公布日期
2008.06.16
申请号
TW096140628
申请日期
2007.10.29
申请人
应用材料股份有限公司
发明人
许惠雯;石美仪;夏立群;阿巴雅提亚弥尔;惠蒂德瑞克R. WITTY, DEREK R.;姆萨德希肯
分类号
H01L21/312(2006.01)
主分类号
H01L21/312(2006.01)
代理机构
代理人
蔡坤财;李世章
主权项
地址
美国
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