LITHIUM ION BATTERY SEPARATOR, MANUFACTURING METHOD THEREFOR, AND LITHIUM ION BATTERY COMPRISING THE SEPARATOR

Title:

LITHIUM ION BATTERY SEPARATOR, MANUFACTURING METHOD THEREFOR, AND LITHIUM ION BATTERY COMPRISING THE SEPARATOR

Document Type and Number:

WIPO Patent Application WO/2019/101174

Kind Code:

A1

Abstract:

Disclosed in the present application are a lithium ion battery separator, a manufacturing method therefor, and a lithium ion battery comprising the separator. The battery separator comprises at least two stacked porous polymer films, and an electrode material layer is provided between the two stacked porous polymer films. The electrode material layer comprises an electrode active material that can be intercalated with lithium.

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Inventors:

DU MUTING (CN)
WANG YUN (CN)
LI QIANG (CN)

Application Number:

PCT/CN2018/117265

Publication Date:

May 31, 2019

Filing Date:

November 23, 2018

Export Citation:

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Assignee:

BYD CO LTD (CN)

International Classes:

H01M50/403; H01M50/409; H01M50/411; H01M50/443; H01M50/457; H01M50/489; H01M50/491

Foreign References:

CN103794814A	2014-05-14
CN104347836A	2015-02-11
CN106558664A	2017-04-05
JP2014222606A	2014-11-27

Attorney, Agent or Firm:

TSINGYIHUA INTELLECTUAL PROPERTY LLC (CN)

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