Title:
PHOTORESIST REMOVER COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2023/140344
Kind Code:
A1
Abstract:
The present invention addresses the problem of providing a photoresist remover composition which has the high ability to remove cured resists and is effective in inhibiting the corrosion of substrate-constituting metals in contact therewith, such as Cu and Al, and in inhibiting the Cu and other metals from being excessively oxidized during the removal process. This photoresist remover composition comprises (A) a quaternary ammonium hydroxide, (B) diethylene glycol monoethyl ether, (C) glycerin, and (D) water, wherein the content of (A) is 0.5-5 mass% with respect to the whole mass of the composition, the content of (B) is 50-95 mass% with respect to the whole mass of the composition, the content of (C) is 0.5-20 mass% with respect to the whole mass of the composition, and the content of (D) is less than 20 mass% with respect to the whole mass of the composition.
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Inventors:
SASAKI RYO (JP)
ITO TSUBASA (JP)
SHIMIZU TOSHIKAZU (JP)
ITO TSUBASA (JP)
SHIMIZU TOSHIKAZU (JP)
Application Number:
PCT/JP2023/001639
Publication Date:
July 27, 2023
Filing Date:
January 20, 2023
Export Citation:
Assignee:
KANTO KAGAKU (JP)
International Classes:
C11D1/62; C11D3/20; G03F7/42; H05K3/06
Foreign References:
JP2012017465A | 2012-01-26 | |||
JP2011118101A | 2011-06-16 | |||
JP2003526111A | 2003-09-02 | |||
JP2008058625A | 2008-03-13 | |||
JP6970813B2 | 2021-11-24 |
Attorney, Agent or Firm:
KUZUWA, Kiyoshi (JP)
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