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US 2026/0254050 A1Published application
Separator for rechargeable battery and rechargeable battery including the same
AssigneeSamsung SDI Co., Ltd.
InventorsBo Ram KIM, Ha Yun PARK, Sam Jin PARK, Woo Sung LEE, Ji Yoon KIM
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Abstract
The present disclosure relates to a separator for a rechargeable battery, and a lithium rechargeable battery including the separator. The separator for a rechargeable battery includes a porous substrate, and a coating layer formed on at least one surface of the porous substrate. The coating layer includes an adhesive layer, the adhesive layer includes a core-shell adhesive binder which has a core and a shell surrounding the core, and the shell has a functional group having a —SS— group at one terminal.
Claims20
A separator for a rechargeable battery, the separator comprising:
- a porous substrate;
- and
- a coating layer formed on at least one surface of the porous substrate,
- wherein the coating layer comprises an adhesive layer,
- the adhesive layer comprises a core-shell adhesive binder which has a core and a shell surrounding the core, and
- the shell comprises a functional group having a —S—S— group at one terminal thereof.
3 more elements
Dependencies are inferred from the claim text.