Invention Application
- Patent Title: METHODS OF REMOVING A HARD MASK
- Patent Title (中): 去除硬掩模的方法
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Application No.: US14706975Application Date: 2015-05-08
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Publication No.: US20150380267A1Publication Date: 2015-12-31
- Inventor: Je-Woo HAN , Gyung-Jin MIN
- Applicant: Samsung Electronics Co., Ltd.
- Priority: KR10-2014-0080796 20140630
- Main IPC: H01L21/311
- IPC: H01L21/311 ; H01L21/3065 ; H01L21/308

Abstract:
In a method of removing a hard mask, a hard mask is formed on a substrate. A first plasma treatment is performed on the hard mask at a first temperature. A second plasma treatment is performed on the hard mask at a second temperature higher than the first temperature.
Information query
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