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公开(公告)号：US20230216144A1
公开(公告)日：2023-07-06
申请号：US18092935
申请日：2023-01-04
发明人： Chang Q LEE , Sang Yoon Ji , Hye Jin PARK , Young Eun CHEON , Sang Hoon KIM , Jae Suk CHOI
IPC分类号： H01M50/446 , H01M50/403 , H01M50/491
CPC分类号： H01M50/446 , H01M50/403 , H01M50/491
摘要： Provided are a separator and a method for producing the same, and more particularly, a separator which may secure battery stability and has characteristics of significantly low heat shrinkage even at a high temperature and minimally increased resistance, and a method for producing the same. The separator according to the present disclosure includes: a porous substrate; and an inorganic particle layer positioned on one or both surfaces of the porous substrate, wherein the inorganic particle layer includes inorganic particles and a sheet-shaped inorganic binder.
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公开(公告)号：US20230299421A1
公开(公告)日：2023-09-21
申请号：US18183839
申请日：2023-03-14
发明人： Jae Suk CHOI , Seon Ju LIM , Sang Yoon JI , Hye Jin PARK , Seung Woo LEE , Chang Q LEE , Young Eun CHEON
IPC分类号： H01M50/434 , H01M50/451 , H01M50/489 , H01M10/052 , H01M50/403
CPC分类号： H01M50/434 , H01M50/451 , H01M50/489 , H01M10/052 , H01M50/403
摘要： Provided are a separator and an electrochemical device using the same, in particular, a separator having significantly low heat shrinkage even at a high temperature and also significantly improved adhesive strength by including inorganic particles having specific fluorescence properties in the separator, and an electrochemical device using the same.
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