Title:
BATTERY PACKAGING MATERIAL, AND BATTERY
Document Type and Number:
WIPO Patent Application WO/2020/147469
Kind Code:
A1
Abstract:
A battery packaging material, which simultaneously has dual fire protection properties, i.e., high temperature resistance and flame retardancy, and thus has a strong fire protection function. The battery packaging material is provided with a protection layer (1), a metal layer (2), and a packaging layer (3) from the outside to the inner side. A first high temperature resistant layer (41) is provided between the metal layer (2) and the protection layer (1). A second high temperature resistant layer (42) is provided between the metal layer (2) and the packaging layer (3). A flame retardant layer (51) is provided above the protection layer (1), or between the protection layer and the metal layer (2), or between the metal layer (2) and the packaging layer (3), or below the packaging layer (3).
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Inventors:
LU LUN (CN)
XU FAN (CN)
XIE FENGCHAO (CN)
XU FAN (CN)
XIE FENGCHAO (CN)
Application Number:
PCT/CN2019/124866
Publication Date:
July 23, 2020
Filing Date:
December 12, 2019
Export Citation:
Assignee:
HUAWEI TECH CO LTD (CN)
International Classes:
H01M50/117; H01M50/119; H01M50/121; H01M50/128; H01M50/129; H01M50/143
Foreign References:
| CN208014751U | 2018-10-26 | |||
| CN207044853U | 2018-02-27 | |||
| CN207320208U | 2018-05-04 | |||
| CN109103353A | 2018-12-28 | |||
| CN206961920U | 2018-02-02 | |||
| JP2011060501A | 2011-03-24 | |||
| US20170365824A1 | 2017-12-21 |
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