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US 9,755,270 B2Granted
Sodium secondary battery including graphite felt having pore channels formed therein
AssigneeSK Innovation Co., Ltd.
InventorsYoung Shol Kim, Ku Bong Chung, Jeong Soo Kim, Seung Hwan Jo
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Abstract
Provided is a sodium secondary battery including: a sodium ion conductive solid electrolyte separating an anode space and a cathode space from each other; an anode positioned in the anode space and containing sodium; a cathode solution positioned in the cathode space; and a cathode immersed in the cathode solution and including graphite felt formed with open pore channel of which an opening part is formed on a surface of the graphite felt facing the solid electrolyte.
Claims12
A sodium secondary battery comprising:
- a sodium ion conductive solid electrolyte separating an anode space and a cathode space from each other;
- an anode positioned in the anode space and containing sodium;
- a cathode solution positioned in the cathode space;
- and
- a cathode immersed in the cathode solution, said cathode comprising a body of porous graphite felt which includes, in addition to pores of the porous graphite felt, open channels having openings formed on a surface of the body of porous graphite felt facing the solid electrolyte.
2 more elements
Dependencies are inferred from the claim text.