Composition for copper electroplating comprising a grain refiner

TW202637551APending Publication Date: 2026-09-16BASF SE
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Patent Information

Application Number
TW114148676
Authority / Receiving Office
TW · TW
Patent Type
Applications
Current Assignee / Owner
Priority Date
2024-12-16
Filing Date
2025-12-11
Publication Date
2026-09-16
Patent Text Reader

Abstract

The present invention provides a composition for depositing copper on a semiconductor substrate, the composition comprising: (a) copper ions; (b) a grain refiner of formula G1a, G1b, or G1c or salts thereof; (c) a complexing agent; and (d) optionally a buffer or a base to adjust the pH to a pH of from
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