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US 2019/0097239 A1Published application
Cathode for lithium-sulfur battery and manufacturing method therefor
AssigneeLG Chem, Ltd.
InventorsByoungkuk SON, Minchul JANG, Min Seo KIM, Da Young SUNG, Seong Ho LEE
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Abstract
The present application relates to a cathode for a lithium-sulfur battery and a method of preparing the same. More specifically, the cathode for a lithium-sulfur battery according to an exemplary embodiment of the present application includes: a cathode active part including a sulfur-carbon composite; and a cathode coating layer including an amphiphilic polymer provided on at least one portion of a surface of the cathode active part and including a hydrophilic portion and a hydrophobic portion.
Claims3
A method of preparing a cathode for a lithium-sulfur battery, the method comprising:
- forming a cathode active part comprising a sulfur-carbon composite;
- and
- forming a cathode coating layer, which comprises an amphiphilic polymer comprising a hydrophilic portion and a hydrophobic portion, on at least one portion of a surface of the cathode active part.
Dependencies are inferred from the claim text.