Title:
METHOD FOR MANUFACTURING LITHIUM ION SECONDARY BATTERY
Document Type and Number:
WIPO Patent Application WO/2014/119368
Kind Code:
A1
Abstract:
Proposed is a method for manufacturing a lithium ion secondary battery, which comprises the following steps.
A step for preparing a battery that is obtained by having an electrode body contained in a battery case; a step for injecting a first electrolyte solution that contains an additive for coating film formation into the battery case; a step for charging and discharging the battery, into which the first electrolyte solution has been injected; a step for discharging the first electrolyte solution from the battery, which has been charged and discharged; and a step for injecting a second electrolyte solution that contains an additive for coating film formation in an amount of less than 0.005 mol/L into the battery case, from which the first electrolyte solution has been discharged.
Inventors:
MITSUHASHI TOSHIHIKO (JP)
Application Number:
PCT/JP2014/050578
Publication Date:
August 07, 2014
Filing Date:
January 15, 2014
Export Citation:
Assignee:
TOYOTA MOTOR CO LTD (JP)
International Classes:
H01M10/058; H01M10/0525; H01M10/0567; H01M50/609
Foreign References:
| JP2006024417A | 2006-01-26 | |||
| JP2006294282A | 2006-10-26 | |||
| JP2010287512A | 2010-12-24 |
Attorney, Agent or Firm:
ABE MAKOTO (JP)
Makoto Abe (JP)
Makoto Abe (JP)
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