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:
Oct. 11, 2022
Filed:
Nov. 28, 2017
Samsung Sdi Co., Ltd., Yongin-si, KR;
Sangjun Lee, Yongin-si, KR;
Bokhyun Ka, Yongin-si, KR;
Kyeuyoon Sheem, Yongin-si, KR;
Jinhyon Lee, Yongin-si, KR;
Donghyuk Chang, Yongin-si, KR;
SAMSUNG SDI CO., LTD., Yongin-si, KR;
Abstract
An exemplary embodiment of the present invention provides a spiral-wound electrode assembly including: a negative electrode and a positive electrode, each of which is configured to include a substrate, and a first composite material and a second composite material formed on opposite surfaces of the substrate; and a separator disposed between the negative electrode and the anode, wherein the first composite material of the negative electrode is disposed farther away from a center of the electrode assembly than the second composite material of the negative electrode, and the first composite material of the negative electrode is oriented with respect to a first surface of the substrate of the negative electrode.