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.

Date of Patent:
Aug. 25, 2026

Filed:

Nov. 16, 2021
Applicant:

Lg Energy Solution, Ltd., Seoul, KR;

Inventors:

Byung Yong Lee, Daejeon, KR;

Ung Ju Lee, Daejeon, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 50/109 (2021.01); H01M 50/126 (2021.01); H01M 50/133 (2021.01);
U.S. Cl.
CPC ...
H01M 50/109 (2021.01); H01M 50/126 (2021.01); H01M 50/133 (2021.01);
Abstract

A method for evaluating insulation includes applying and drying an insulation coating liquid on a simulated overlay part, and collecting first data about a first length of a first gap of a first applicator, a first thickness which has been increased by the insulation coating liquid, and a capacity of the simulated overlay part; applying and drying the insulation coating liquid on a current collector for a simulated pure insulation coating layer, and collecting second data about a second length of a second gap of a second applicator and a second thickness of the pure insulation coating layer; generating a relation between the second thickness and the capacity; measuring a thickness of a pure insulation coating layer of an electrode for evaluation; and determining a capacity of an overlay part of the electrode for evaluation from the measured thickness using the generated relation.


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