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:
Feb. 08, 2022
Filed:
Jul. 19, 2019
Samsung Electronics Co., Ltd., Suwon-si, KR;
Hyeokjo Gwon, Hwaseong-si, KR;
Jinkyu Kang, Hwaseong-si, KR;
Kitae Park, Seoul, KR;
Hyunchul Lee, Hwaseong-si, KR;
Ryounghee Kim, Uiwang-si, KR;
Euncheol Do, Seoul, KR;
Soojin Park, Hwaseong-si, KR;
Sangmin Ji, Yongin-si, KR;
SAMSUNG ELECTRONICS CO., LTD., Gyeonggi-do, KR;
Abstract
Provided herein is a lithium battery including: a cathode including a cathode active material; an anode including an anode active material; an electrolyte between the cathode and the anode; and a separator impregnated with the electrolyte, wherein the separator includes cellulose nanofibers, and wherein a differential scanning calorimetry (DSC) thermogram of the separator evinces an exothermic reaction peak, represented by a differential value (dH/dT), at a temperature in a range of about 150° C. to about 200° C.