US 11,695,151 B2
Case for lithium metal secondary battery, lithium metal secondary battery comprising same, method for manufacturing same
Hyun-Woong Yun, Daejeon (KR); Jong-Keon Yoon, Daejeon (KR); and Hyun-Jun Choi, Daejeon (KR)
Assigned to LG Energy Solution, Ltd., Seoul (KR)
Appl. No. 16/650,102
Filed by LG CHEM, LTD., Seoul (KR)
PCT Filed May 7, 2019, PCT No. PCT/KR2019/005432
§ 371(c)(1), (2) Date Mar. 24, 2020,
PCT Pub. No. WO2019/216622, PCT Pub. Date Nov. 14, 2019.
Claims priority of application No. 10-2018-0052652 (KR), filed on May 8, 2018.
Prior Publication US 2020/0227694 A1, Jul. 16, 2020
Int. Cl. H01M 10/0525 (2010.01); H01M 50/121 (2021.01); H01M 50/124 (2021.01); H01M 50/119 (2021.01)
CPC H01M 10/0525 (2013.01) [H01M 50/121 (2021.01); H01M 50/124 (2021.01); H01M 50/119 (2021.01)] 18 Claims
OG exemplary drawing
 
1. A casing for a lithium metal secondary battery comprising:
a battery casing material;
at least one releasable support attached at least partially or totally to an inner surface of the casing material to cover the inner surface of the casing material; and
a release solution contained in the releasable support,
wherein the releasable support comprises a support coating film and a support inner space surrounded by the support coating film,
the release solution is contained in the support inner space,
the release solution comprises a release agent and a solvent, and
the release agent comprises one selected from the group consisting of a vinyl acetate resin, vinyl chloride resin, chlorinated rubber resin, phthalic acid resin, alkyd resin, epoxy resin, phenolic resin, melanin resin, acrylic resin, fluoro-resin, silicone resin, metal acrylate resin, a rosin resin, and a mixture of two or more thereof.