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United States

US 12,703,000 B2

Die coater capable of multi-layer coating of active materials

US 12,703,000 B2 is a granted patent from the United States Patent and Trademark Office (USPTO), dated 2026-08-11. Applicant: LG Energy Solution, Ltd. Its PDF downloads from this page without an account, up to 5 a day.

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Applicant
LG Energy Solution, Ltd.
Inventors
Joon Sun Park; Shin Wook Jeon; Taek Soo Lee; Man Hyeong Kim; Min Hyuck Choi; Guk Tae Kim
Publication date
2026-08-11
Filing date
2023-11-20
Document type
B2 Granted patent
Also written as
US 12,703,000 B2 · US12703000 · 12703000

Abstract

A die coater capable of simultaneously coating a current collector with two different liquids in multiple layers includes a first body with a first manifold for an electrode slurry, a second body with a second manifold coupled to the first body to form a first slit through which the electrode slurry in the first manifold is discharged, and a third body coupled to the second body to form a second slit through which the electrode slurry in the second manifold is discharged.…

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Patent office website: United States Patent and Trademark Office (USPTO)

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