Title:
METHOD FOR MANUFACTURING ANODE FOR LITHIUM SECONDARY BATTERY
Document Type and Number:
WIPO Patent Application WO/2021/045431
Kind Code:
A1
Abstract:
A method for manufacturing an anode for a lithium secondary battery according to the present invention comprises: a step of forming a lithium layer on a protection layer of a transfer film including a substrate and the protection layer to prepare a lithium transfer film; and a transfer step of preparing an anode having an anode active material layer formed on a current collector, and bonding and rolling the lithium transfer film such that the lithium layer faces the anode active material layer, wherein the protection layer contains an acrylic resin, and the lithium layer and the protection layer are transferred onto the anode active material layer in the transfer step.
Inventors:
YOUN SUK IL (KR)
Application Number:
PCT/KR2020/011344
Publication Date:
March 11, 2021
Filing Date:
August 25, 2020
Export Citation:
Assignee:
LG CHEMICAL LTD (KR)
International Classes:
H01M4/1395; H01M4/04; H01M4/134; H01M4/38; H01M4/62; H01M10/052
Domestic Patent References:
| WO2019112278A1 | 2019-06-13 |
Foreign References:
| KR20180119254A | 2018-11-02 | |||
| KR20050019483A | 2005-03-03 | |||
| KR20170124075A | 2017-11-09 | |||
| KR20150145046A | 2015-12-29 | |||
| KR20190110716A | 2019-10-01 | |||
| JP2013020974A | 2013-01-31 |
Other References:
See also references of EP 3961764A4
Attorney, Agent or Firm:
KIM, Hong Gyun (KR)
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