Title:
NEGATIVE ELECTRODE FOR ELECTRICAL DEVICE AND ELECTRICAL DEVICE USING SAID ELECTRODE
Document Type and Number:
WIPO Patent Application WO/2015/111195
Kind Code:
A1
Abstract:
[Problem] To provide a means for further improving cycle durability in an electrical device such as a lithium-ion secondary cell. [Solution] A negative electrode for an electrical device in which a negative electrode active material layer containing a negative electrode active material is formed on the surface of a negative electrode collector, wherein the negative electrode active material layer contains the negative electrode active material represented by formula (1), and the negative electrode active material layer contains,as binders: one or more materials selected from the group consisting of polyvinylidene fluoride, styrene-butadiene rubber, polyimide, and polyamide-imide; and a polymer having at least one carboxylic acid group in the unit structure.
Inventors:
OGIHARA WATARU (JP)
YAMAMOTO SHINJI (JP)
YAMAMOTO SHINJI (JP)
Application Number:
PCT/JP2014/051540
Publication Date:
July 30, 2015
Filing Date:
January 24, 2014
Export Citation:
Assignee:
NISSAN MOTOR (JP)
International Classes:
H01M4/133; H01M4/505; H01M4/525; H01M4/62; H01M10/052
Domestic Patent References:
| WO2013115311A1 | 2013-08-08 | |||
| WO2011065504A1 | 2011-06-03 | |||
| WO2012121240A1 | 2012-09-13 | |||
| WO2012160854A1 | 2012-11-29 | |||
| WO2013088846A1 | 2013-06-20 |
Foreign References:
| JP2011049046A | 2011-03-10 |
Attorney, Agent or Firm:
HATTA & ASSOCIATES (JP)
Hatta international patent business corporation (JP)
Hatta international patent business corporation (JP)
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