The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 14, 2026
Filed:
Apr. 05, 2022
Taiwan Semiconductor Manufacturing Co., Ltd., Hsinchu, TW;
Taiwan Semiconductor Manufacturing Co., Ltd., Hsinchu, TW;
Abstract
A method for reducing resist consumption (RRC) is provided. The method includes treating a surface of a substrate using a RRC composition and forming a photoresist layer comprising a metal-containing material on the RRC composition treated surface. The RRC composition includes a solvent and an acid or a base. The solvent has a dispersion parameter between 10 and 25. The acid has an acid dissociation constant between −and. The base having an acid dissociation constant between 7.2 and 45.
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