Patent number: 11843107
Abstract: A lithium battery includes: a positive electrode having a positive active material; a negative electrode including lithium metal; and a solid electrolyte disposed therebetween. The solid electrolyte contains at least one oxide represented by Li4±xM1?x?M?x?O4 (Formula 1), Li4?yM?O4-yA?y (Formula 2), or Li4+4zM??1?zO4 (Formula 3), wherein and 0?x23 1 and 0?x??1, M is a Group 4 element, and M? is an element of Group 2, 3, 5, 12, or 13, a vacancy, or a combination thereof, with the proviso that when M is Zr, then x?0, x??0 and M? is Be, Ca, Sr, Ba, Ra, Cd, Hg, Cn, Ga, In, TI, an element of Group 3 or 5, or a combination thereof; 0?y?1, M? is a Group 4 element, and A? includes at least one halogen, with the proviso that when M? is Zr, then y?0; and 0<z<1, and M?? is a Group 4 element.
Type:
Grant
Filed:
January 10, 2023
Date of Patent:
December 12, 2023
Assignee:
SAMSUNG ELECTRONICS CO., LTD.
Inventors:
Sangbok Ma, Donghwa Seo