COPPER FOIL, ELECTRODES COVERING THEM, SECONDARY BATTERIES COVERING THEM, AND METHODS OF MANUFACTURING THERE
ID202606391APending Publication Date: 2026-08-05SK NEXILIS CO LTD
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Patent Information
- Application Number
- IDP00202515476
- Authority / Receiving Office
- ID · ID
- Patent Type
- Applications
- Current Assignee / Owner
- Priority Date
- 2024-12-30
- Filing Date
- 2025-12-29
- Publication Date
- 2026-08-05
Abstract
One embodiment of the present invention provide copper foil consisting of copper film with dull surfaces and shiny surfaces; and protective layer found on the copper film, where The copper foil has an elastic strain index compressive elastic strain index of 10 to 30 GPa. measured using a nano-indenter.
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