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:
Apr. 28, 2020
Filed:
Jul. 17, 2017
Samsung Electronics Co., Ltd., Suwon-si, Gyeonggi-do, KR;
Jungock Park, Yongin-si, KR;
Mokwon Kim, Daejeon, KR;
Joonhee Kim, Seoul, KR;
Kyounghwan Choi, Suwon-si, KR;
SAMSUNG ELECTRONICS CO., LTD., Gyeonggi-Do, KR;
Abstract
A positive electrode for a metal-air battery, the positive electrode including: a first layer disposed on a surface of an electrolyte membrane or a separator and including a first carbon material, a first electrolyte, and a first binder having an affinity with the first electrolyte; and a second layer disposed on the first layer and including a second carbon material, a second electrolyte, and a second binder having an affinity with the second electrolyte, wherein the first carbon material is different from the second carbon material, the first carbon material has a Brunauer Emmett Teller specific surface area which is greater than a Brunauer Emmett Teller specific surface area of the second carbon material, and wherein an amount of the first binder may be about 1.5 times to about 3 times greater than an amount of the second binder.