Echant composition and manufacturing method of metal pattern using the same

TW202639949APending Publication Date: 2026-10-01DONGJIN SEMICHEM CO LTD
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Patent Information

Application Number
TW114142796
Authority / Receiving Office
TW · TW
Patent Type
Applications
Current Assignee / Owner
Priority Date
2024-12-12
Filing Date
2025-11-04
Publication Date
2026-10-01

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Abstract

The present invention relates to an etching solution composition and a method for preparing a metal pattern therefrom, the etching solution composition comprising: 10 to 40 wt% of at least one organic acid; 1 to 10 wt% of sulfonic acid; 15 to 25 wt% of sulfate; 0.001 to 10 wt% of corrosion inhibitor; and the remainder being solvent.
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