Invention Application
- Patent Title: ETCHING LIQUID, KIT OF SAME, ETCHING METHOD USING SAME, METHOD FOR PRODUCING SEMICONDUCTOR SUBSTRATE PRODUCT, AND METHOD FOR MANUFACTURING SEMICONDUCTOR ELEMENT
- Patent Title (中): 蚀刻液,套件,使用其的蚀刻方法,生产半导体基板产品的方法和制造半导体元件的方法
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Application No.: US14956500Application Date: 2015-12-02
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Publication No.: US20160083650A1Publication Date: 2016-03-24
- Inventor: Yasuo SUGISHIMA , Atsushi MIZUTANI , Kee Young PARK
- Applicant: FUJIFILM Corporation
- Applicant Address: JP Tokyo
- Assignee: FUJIFILM Corporation
- Current Assignee: FUJIFILM Corporation
- Current Assignee Address: JP Tokyo
- Priority: JP2013-117911 20130604; JP2013-154769 20130725; JP2013-273291 20131227
- Main IPC: C09K13/08
- IPC: C09K13/08 ; H01L21/3213

Abstract:
There is provided an etching liquid including nitric acid; a fluorine-containing compound; and a nitrogen-containing organic compound A containing a nitrogen atom, or a phosphorus-containing compound B.
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