US 11,967,699 B2
Pre-lithiation reaction chamber apparatus
Seung-Hae Hwang, Daejeon (KR); Ye-Ri Kim, Daejeon (KR); and Oh-Byong Chae, Daejeon (KR)
Assigned to LG ENERGY SOLUTION, LTD., Seoul (KR)
Appl. No. 17/419,636
Filed by LG ENERGY SOLUTION, LTD., Seoul (KR)
PCT Filed Sep. 3, 2020, PCT No. PCT/KR2020/011892
§ 371(c)(1), (2) Date Jun. 29, 2021,
PCT Pub. No. WO2021/045544, PCT Pub. Date Mar. 11, 2021.
Claims priority of application No. 10-2019-0110757 (KR), filed on Sep. 6, 2019.
Prior Publication US 2022/0085349 A1, Mar. 17, 2022
Int. Cl. H01M 4/04 (2006.01); H01M 4/02 (2006.01); H01M 4/139 (2010.01); H01M 10/052 (2010.01)
CPC H01M 4/0459 (2013.01) [H01M 4/0445 (2013.01); H01M 4/139 (2013.01); H01M 10/052 (2013.01); H01M 2004/027 (2013.01)] 9 Claims
OG exemplary drawing
 
1. A pre-lithiation reaction chamber apparatus comprising:
a pre-lithiation reaction vessel, the pre-lithiation reaction vessel including:
an electrolyte comprising a lithium salt;
a negative electrode for a lithium secondary battery; and
a lithium ion-supplying member,
wherein each of the negative electrode for the lithium secondary battery and the lithium ion-supplying member is at least partially in contact with the electrolyte; and
a water-capturing vessel, the water-capturing vessel including:
water-capturing powder;
a container configured to receive the water-capturing powder; and
a position-changing member configured to change a position of the water-capturing powder in the container.