Title:
BATTERY SEPARATOR FILM AND METHOD FOR FABRICATION THEREOF
Document Type and Number:
WIPO Patent Application WO/2018/095093
Kind Code:
A1
Abstract:
Provided are a battery separator film and method for fabrication thereof; in said method, a battery separator film is obtained by means of extruding mixed raw materials, cooling and forming, extracting, drawing, and heat-setting; said raw materials comprise ultra-high molecular weight polyethylene having a molecular weight of 1.0×106-10.0×106, high-density polyethylene having a molecular weight within the range of 0.940-0.976g/cm 3, an antioxidant, and a pore-forming agent; said method comprises crosslinking.
Inventors:
CHENG YUE (CN)
XIONG LEI (CN)
DENG HONGGUI (CN)
HE FANGBO (CN)
WANG WEIQIANG (CN)
XIONG LEI (CN)
DENG HONGGUI (CN)
HE FANGBO (CN)
WANG WEIQIANG (CN)
Application Number:
PCT/CN2017/099371
Publication Date:
May 31, 2018
Filing Date:
August 29, 2017
Export Citation:
Assignee:
SHANGHAI ENERGY NEW MAT TECH CO LTD (CN)
International Classes:
C08J9/36; C08L23/06; H01M10/0525; H01M50/403; H01M50/406; H01M50/489; H01M50/491
Foreign References:
| CN106920912A | 2017-07-04 | |||
| CN106486632A | 2017-03-08 | |||
| CN106450112A | 2017-02-22 | |||
| JP2003119313A | 2003-04-23 | |||
| US6558607B1 | 2003-05-06 | |||
| CN102134342A | 2011-07-27 | |||
| CN102751459A | 2012-10-24 | |||
| CN104966848A | 2015-10-07 | |||
| CN102820444A | 2012-12-12 | |||
| CN102702657A | 2012-10-03 |
Attorney, Agent or Firm:
SHANGHAI PATENT & TRADEMARK LAW OFFICE, LLC (CN)
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