The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 24, 2025
Filed:
Jul. 01, 2022
Samsung Sdi Co., Ltd., Yongin-si, KR;
Dongrak Sohn, Yongin-si, KR;
Jungmin Han, Yongin-si, KR;
Keesun Sohn, Seoul, KR;
Sunggeun Shim, Seoul, KR;
Minsang Song, Yongin-si, KR;
Minjin Song, Yongin-si, KR;
Kyulin Lee, Yongin-si, KR;
Jeongdoo Yi, Yongin-si, KR;
Younggyoon Ryu, Yongin-si, KR;
Yunchae Jung, Yongin-si, KR;
Sangil Han, Yongin-si, KR;
SAMSUNG SDI CO., LTD., Yongin-si, KR;
Abstract
A sulfide solid electrolyte for an all-solid secondary battery includes lithium, phosphorus, sulfur, oxygen, and halogen atoms, wherein the sulfide solid electrolyte has an argyrodite-type crystal structure, the halogen atoms includes chlorine and at least two of bromine, iodine, and fluorine, an atomic ratio of sulfur to oxygen in the sulfide solid electrolyte is about 4 or higher, and an atomic ratio of chlorine to the at least two of bromine, iodine, and fluorine is about 9 or higher.