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Patent Searching and Data


Title:
DEVICE FOR MANUFACTURING SECONDARY CELL, AND METHOD FOR MANUFACTURING SECONDARY CELL
Document Type and Number:
WIPO Patent Application WO/2020/021789
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a device for manufacturing a secondary cell and a method for manufacturing a secondary cell that make it possible to manufacture a secondary cell having an excellent cell performance. A device for manufacturing a secondary cell comprising a first electrode that is either a positive electrode or a negative electrode, a second electrode that is the other of the two electrodes, and an electrolyte sheet, characterized in that: the first electrode and the second electrode have an electrode tab part and an electrode mixture part; at least one of the first electrode and the second electrode is a support-member-equipped electrode provided with a support member formed on the electrolyte sheet that is in contact with the electrode mixture part; and the device for manufacturing a secondary cell comprises a support member peeling part for peeling the support member from the support-member-equipped electrode, and a winding part for winding, in an overlapping manner, the first electrode and the second electrode from which the support material has been peeled.

Inventors:
AMASAKI SHIMPEI (JP)
NISHIMURA KATSUNORI (JP)
KAGA YUSUKE (JP)
Application Number:
JP2019/015996
Publication Date:
January 30, 2020
Filing Date:
April 12, 2019
Export Citation:
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Assignee:
HITACHI CHEMICAL CO LTD (JP)
International Classes:
H01M10/04; H01M4/04; H01M4/139; H01M10/0565; H01M10/0587
Domestic Patent References:
WO2000077875A12000-12-21
WO2018047427A12018-03-15
WO2017154266A12017-09-14
Foreign References:
JPH11233144A1999-08-27
JP2003234094A2003-08-22
JPH01503660A1989-12-07
JPH10144303A1998-05-29
Attorney, Agent or Firm:
SHOYO INTELLECTUAL PROPERTY FIRM (JP)
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