Method For Detecting Metal Foreign Material In Electrode Active Material
AssigneesLG Energy Solution, Ltd., Seoul National University R&Db Foundation
InventorsA Ra Cho, Sang Woo Kim, Taek Dong Chung, Woo Yeoul Shim, Jung Hye Won, Yeu Young Youn
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Abstract
A method for detecting a metal foreign material in an electrode active material includes a first step of dissolving an electrode active material in an aqueous nitric acid solution to form a metal foreign material extraction solution, a second step of plating a metal foreign material in the metal foreign material extraction solution on an electrode, and a third step of measuring an amount of the metal foreign material plated on the electrode.
Claims12
A method for detecting a metal foreign material in an electrode active material, the method comprising:
- a first step of dissolving an electrode active material in an aqueous nitric acid solution to form a metal foreign material extraction solution;
- a second step of plating a metal foreign material in the metal foreign material extraction solution on an electrode;
- and
- a third step of measuring an amount of the metal foreign material plated on the electrode.
Dependencies are inferred from the claim text.