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. 23, 2020
Filed:
Sep. 12, 2017
Lg Chem, Ltd., Seoul, KR;
Lilin Piao, Daejeon, KR;
Eun Kyung Kim, Daejeon, KR;
Sun Young Shin, Daejeon, KR;
Su Min Lee, Daejeon, KR;
Su Yeon Lee, Daejeon, KR;
Chang Ju Lee, Daejeon, KR;
LG CHEM, LTD., Seoul, KR;
Abstract
The present invention relates to a negative electrode and a secondary battery including the same, and particularly, to a negative electrode which includes a negative electrode active material layer including first active material particles each in the form of a secondary particle in which a plurality of primary particles are agglomerated; and second active material particles, wherein the second active material particles have an average particle size (D) equal to or less than an average particle size (D) of the primary particles, the first active material particle is artificial graphite, and the second active material particle is a graphite-based particle, and a secondary battery, a battery module, and a battery pack including the same.