Separator für eine Wiederaufladbare Batterie und Wiederaufladbare Batterie damit
Anmelder: SAMSUNG SDI CO., LTD. 🇰🇷
Details
- Veröffentlichungs-Nr.
- EP4749798
- Anmeldetag
- 14. November 2025
- Veröffentlichung
- 27. Mai 2026
- Rechtsraum
- EP
- IPC
- (SAMSUNG SDI CO LTD et al.)
Abstract
The present disclosure relates to a separator for a rechargeable battery, and a rechargeable battery including the separator. The separator includes a porous substrate and a coating layer located on at least one surface of the porous substrate. The coating layer includes a crosslinked product of a binder and a crosslinking agent, and a filler. The binder includes a (meth)acrylic binder including a first structural unit derived from (meth)acrylic acid, (meth)acrylate, or a salt thereof, a second structural unit derived from hydroxyalkyl (meth)acrylate, and a third structural unit derived from (meth)acrylamidosulfonic acid or a salt thereof. The crosslinking agent includes an aziridine-based crosslinking agent. The filler includes a mixture of a first filler and a second filler, the first filler is an inorganic filler, and the second filler is a fibrous filler.
Anmelder
- Firma
- SAMSUNG SDI CO., LTD.
- Land
- 🇰🇷 Südkorea
Südkoreanisches Unternehmen der Samsung-Gruppe, das Batterien und Energiespeichersysteme für Elektrofahrzeuge, Elektronikgeräte und stationäre Anwendungen entwickelt und produziert.
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