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US 2025/0030093 A1Published application
Case for lithium rechargeable battery and lithium rechargeable battery including the same
AssigneeSamsung SDI Co., Ltd.
InventorsJuyun KIM, Jaehwan HA, Yujin KANG, Dongho KOO
Life of this patent
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Abstract
A case for a rechargeable lithium battery, the case for the rechargeable lithium battery including a laminate sheet in which an inner layer, a middle layer, and an outer layer are sequentially laminated; and a first polymer film on the outer layer of the laminate sheet and including a first polyurethane resin.
Claims20
A case for a rechargeable lithium battery, the case comprising:
- a laminate sheet in which an inner layer, a middle layer, and an outer layer are sequentially laminated;
- and
- a first polymer film on the outer layer of the laminate sheet, the first polymer film including a first polyurethane resin.
A method of forming a case for a rechargeable lithium battery, the method comprising:
- supplying a laminate sheet in which an inner layer, a middle layer, and an outer layer are sequentially laminated;
- and
- forming a polymer film manufactured from a composition for a polymer film including a urethane binder, a curing agent, and a plasticizer on the outer layer of the laminate sheet.
Dependencies are inferred from the claim text.