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:
Jan. 07, 2025
Filed:
Jul. 15, 2021
Samsung Electronics Co., Ltd., Suwon-si, KR;
Corning Incorporated, Corning, NY (US);
Jusik Kim, Hwaseong-si, KR;
Myungjin Lee, Seoul, KR;
Sewon Kim, Suwon-si, KR;
Michael Edward Badding, Campbell, NY (US);
Jaemyung Chang, Ansan-si, KR;
Zhen Song, Painted Post, NY (US);
SAMSUNG ELECTRONICS CO., LTD., Gyeonggi-Do, KR;
CORNING INCORPORATED, Corning, NY (US);
Abstract
An all-solid secondary battery including: a cathode layer including a cathode active material layer; an anode layer; and a solid electrolyte layer between the cathode layer and the anode layer, and the solid electrolyte layer including a solid electrolyte, wherein the anode layer includes an anode current collector, a first anode active material layer in contact with the solid electrolyte layer, and a second anode active material layer between the anode current collector and the first anode active material layer, wherein the first anode active material layer is a lithium-containing first metal layer, wherein the second anode active material layer includes a carbon-containing anode active material or a carbon-containing anode active material and a second metal, and wherein a surface of the solid electrolyte layer adjacent to the first anode active material layer has a porosity of 40 percent or less.