METHOD FOR RECYCLING ELECTRODE SCRAPS, AND METHOD FOR MANUFACTURING ELECTRODE BY USING SAME

Title:

METHOD FOR RECYCLING ELECTRODE SCRAPS, AND METHOD FOR MANUFACTURING ELECTRODE BY USING SAME

Document Type and Number:

WIPO Patent Application WO/2021/029545

Kind Code:

A1

Abstract:

Provided are a method for recycling electrode scraps, and a method for manufacturing a recycled electrode by using same. The method for recycling electrode scraps according to the present invention comprises the steps of: (a) dry-grinding electrode scraps which are parts remaining after punching an electrode sheet including an active material layer on a current collector, to obtain a pulverized material; and (b) sieving the pulverized material to sort active material layer flakes from pieces of the current collector in the pulverized material and collecting the sorted active material layer flakes to obtain a recycling area.

Inventors:

LIM JUN-MUK (KR)
BAEK JOO-YUL (KR)
SONG HEE-SEOK (KR)
JANG SEONG-KEUN (KR)
KIM WOO-HA (KR)
CHOY SANG-HOON (KR)

Application Number:

PCT/KR2020/009260

Publication Date:

February 18, 2021

Filing Date:

July 14, 2020

Export Citation:

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Assignee:

LG CHEMICAL LTD (KR)

International Classes:

H01M10/54; B02C23/14; B07B1/28; B07B13/04; H01M4/13; H01M4/62

Foreign References:

KR20140085768A	2014-07-08
KR20120094622A	2012-08-27
KR20120126946A	2012-11-21
KR20180042641A	2018-04-26
KR20150121729A	2015-10-29
KR20190098995A	2019-08-23

Other References: