Title:
COMPOSITE MATERIAL, ELECTRODE MATERIAL FOR ELECTRICITY STORAGE DEVICES, AND ELECTRICITY STORAGE DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/189662
Kind Code:
A1
Abstract:
The present invention provides a composite material in which a carbon material and nanoparticles are efficiently complexed, and which enables enhancement of the battery characteristics of a secondary battery. A composite material which contains a carbon material that has a plurality of recesses and a plurality of projections, and nanoparticles that are at least partially complexed with the carbon material; and this composite material is configured such that the complexing ratio of the carbon material and the nanoparticles is 11% by weight or more.
Inventors:
URAYAMA TAKAHIRO (JP)
WADA TAKUYA (JP)
SASAGAWA NAOKI (JP)
WADA TAKUYA (JP)
SASAGAWA NAOKI (JP)
Application Number:
PCT/JP2020/011629
Publication Date:
September 24, 2020
Filing Date:
March 17, 2020
Export Citation:
Assignee:
SEKISUI CHEMICAL CO LTD (JP)
International Classes:
B22F1/00; B22F5/00; C22C1/05; H01G11/32; H01G11/36; H01G11/46; H01M4/38; H01M4/48; H01M4/587; H01M6/04; H01M6/14
Domestic Patent References:
| WO2014034156A1 | 2014-03-06 |
Foreign References:
| JP2014053295A | 2014-03-20 | |||
| JP2004213927A | 2004-07-29 | |||
| JP2007141573A | 2007-06-07 | |||
| JP2011243571A | 2011-12-01 | |||
| JP2017007930A | 2017-01-12 |
Other References:
See also references of EP 3943214A4
Attorney, Agent or Firm:
MIYAZAKI & METSUGI (JP)
Download PDF: