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US 2020/0052305 A1Published application
Battery cell with electrolyte diffusion material
AssigneeApple Inc.
InventorsChristopher T. Campbell, Andrew C. Chu, Tobias Zeilinger, Ghyrn E. Loveness, Qingcheng Zeng, Kenzo Nagai, Donald G. Dafoe
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Abstract
Energy storage devices, battery cells, and batteries of the present technology may include a first current collector, and may include a separator. The battery cell may include a first active material disposed between the first current collector and the separator. The battery cell may include an electrolyte diffusion material disposed between the first active material and the first current collector.
Claims20
A battery cell comprising:
- a first current collector;
- a separator;
- a first active material disposed between the first current collector and the separator;
- and
- an electrolyte diffusion material disposed between the first active material and the first current collector.
2 more elements
A battery cell comprising:
- an anode current collector;
- a cathode current collector;
- a separator;
- an anode active material disposed between the anode current collector and the separator;
- a cathode active material disposed between the separator and the cathode current collector;
- a first anode electrolyte diffusion material disposed between the anode active material and the anode current collector;
- a first cathode electrolyte diffusion material disposed between the cathode active material and the cathode current collector;
- and
- a second cathode electrolyte diffusion material disposed between the cathode active material and the separator.
6 more elements
A method of forming a battery cell, the method comprising:
- applying an electrolyte diffusion material to a current collector, wherein the electrolyte diffusion material comprises a polymer swelled with an electrolyte;
- and
- forming an electrode active material on the electrolyte diffusion material.
Dependencies are inferred from the claim text.