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US 2026/0066470 A1Published application
Secondary battery and method for manufacturing the same
AssigneeSamsung SDI Co., Ltd.
InventorByung-Woo PARK
Life of this patent
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Abstract
A secondary battery, including a first electrode including a first substrate and a first active material layer on the first substrate, a second electrode including a second substrate and a second active material layer on the second substrate, and a separator between the first active material layer and the second active material layer, wherein the separator includes a double layer at a first end of the separator.
Claims20
A secondary battery, comprising:
- a first electrode comprising a first substrate and a first active material layer on the first substrate;
- a second electrode comprising a second substrate and a second active material layer on the second substrate;
- and
- a separator between the first active material layer and the second active material layer,
- wherein the separator comprises a double layer at a first end of the separator.
2 more elements
An electrode assembly for a secondary battery, the electrode assembly comprising:
- a first electrode comprising a first substrate and a first active material layer on the first substrate;
- a second electrode comprising a second substrate and a second active material layer on the second substrate;
- and
- a separator between the first active material layer and the second active material layer,
- wherein the separator comprises a double layer at a first end of the separator.
2 more elements
A method for manufacturing a secondary battery, the method comprising:
- preparing a first electrode comprising a first substrate and forming a first active material layer on the first substrate;
- preparing a second electrode comprising a second substrate and forming a second active material layer on the second substrate;
- and
- disposing a separator between the first active material layer and the second active material layer,
- wherein the separator comprises a double layer formed at a first end of the separator.
2 more elements
Dependencies are inferred from the claim text.