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:
Aug. 17, 2021
Filed:
Mar. 11, 2019
Samsung Electronics Co., Ltd., Suwon-si, KR;
Moo Ho Lee, Suwon-si, KR;
Moon Il Jung, Suwon-si, KR;
In Kim, Suwon-si, KR;
In Su Lee, Hwaseong-si, KR;
Junghoon Lee, Seongnam-si, KR;
Hye Jeong Lee, Suwon-si, KR;
Song Won Hyun, Yongin-si, KR;
SAMSUNG ELECTRONICS CO., LTD., Gyeonggi-Do, KR;
Abstract
A battery case including a container configured to house an electrode assembly, wherein the container includes a bottom wall and a plurality of side walls, the bottom wall and the side walls integrated to define a space for housing the electrode assembly and an open side opposed to the bottom wall, the container includes a composite including a polymer matrix, an inorganic moisture absorbent dispersed in the base polymer, and a compatibilizer to promote compatibility between the polymer matrix and the inorganic moisture absorbent, the compatibilizer is included in an amount of less than about 3 wt % based on a total weight of the composite, at least one of the bottom wall and the side walls at a thickness of 1 millimeter has a water vapor transmission rate of less than about 0.07 g/m/day, when measured at 38° C. and a relative humidity of 100%.