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:
May. 25, 2021
Filed:
Apr. 30, 2020
Lg Chem, Ltd., Seoul, KR;
Yu Na Jeong, Daejeon, KR;
LG Chem, Ltd., , KR;
Abstract
An electrode assembly and a method of manufacturing an electrode assembly are disclosed. The electrode assembly includes first unit cells having two negative electrodes, two separators, and a positive electrode in a stacked configuration, second unit cells having two positive electrodes, two separators, and a negative electrode in a stacked configuration, and a separator pouch made of the same material as the separators and bonded to and surrounding respective ones of the first unit cells or the second unit cells so that portions of each separator pouch comprise an uppermost layer and a lowermost layer of the respective surrounded unit cell, wherein a surplus portion of each separator pouch protrudes beyond peripheral ends of the first and second unit cells. The first unit cells and the second unit cells are alternately stacked, and the surplus portions of the separator pouches are bonded to each other.