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公开(公告)号:US20220399546A1
公开(公告)日:2022-12-15
申请号:US17835136
申请日:2022-06-08
发明人: Sam Ick Son , Soo Jin Park , Gyu Jin Song , Dong Yeob Han
IPC分类号: H01M4/62 , H01M10/0525 , H01M4/04 , H01M4/134 , H01M4/1395 , C08J5/18 , H01M4/38
摘要: The present disclosure provides a protective film for a lithium electrode and a lithium electrode for a lithium secondary battery including the same. The protective film includes a first layer, which includes polyvinyl alcohol (PVA) and polyacrylic acid (PAA) and is porous, and a second layer, which is disposed on the first layer, includes a styrene-butadiene-styrene block copolymer, and is porous.