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Title:
SEPARATOR, BAG-SHAPE SEPARATOR, PACKAGED ELECTRODE AND LITHIUM ION SECONDARY BATTERY
Document Type and Number:
WIPO Patent Application WO/2019/082696
Kind Code:
A1
Abstract:
This separator (20), for producing a bag-shape separator obtained by thermally fusing the separator (20), is provided with a resin layer (21) and a ceramic layer (23) provided on at least one surface of the resin layer (21). A planned thermal fusion site (25) for producing a bag-shape separator is present on the ceramic layer (23) side, and the planned thermal fusion site (25) has an exposed part (27) where a portion of the ceramic layer (23) has been removed and a portion of the resin layer (21) is exposed on the ceramic layer (23) side.

Inventors:
TAKAHASHI Kento (1120, Shimokuzawa, Chuo-ku, Sagamihara-sh, Kanagawa 54, 〒2520254, JP)
OBONAI Fumiaki (1120, Shimokuzawa, Chuo-ku, Sagamihara-sh, Kanagawa 54, 〒2520254, JP)
Application Number:
JP2018/038146
Publication Date:
May 02, 2019
Filing Date:
October 12, 2018
Export Citation:
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Assignee:
NEC ENERGY DEVICES, LTD. (1120, Shimokuzawa Chuo-ku, Sagamihara-sh, Kanagawa 54, 〒2520254, JP)
International Classes:
H01M2/16; H01M2/18; H01M10/052; H01M10/0566
Domestic Patent References:
WO2013187368A12013-12-19
WO2014157416A12014-10-02
WO2013105630A12013-07-18
Foreign References:
JP2017157346A2017-09-07
JP2013247031A2013-12-09
Attorney, Agent or Firm:
HAYAMI Shinji (KDX Gotanda Bldg. 9F, 9-2 Nishi-Gotanda 7-chome, Shinagawa-k, Tokyo 31, 〒1410031, JP)
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