US 11,742,153 B2
Electrode-forming material for electrochemical capacitors
Takeshi Kondo, Tokyo (JP); Toshifumi Tojo, Tokyo (JP); Makoto Yuasa, Tokyo (JP); Kenjo Miyashita, Tokyo (JP); Atori Miki, Tokyo (JP); Masahiro Nishikawa, Tokyo (JP); and Takahiro Tei, Tokyo (JP)
Assigned to DAICEL CORPORATION, Osaka (JP); and TOKYO UNIVERSITY OF SCIENCE FOUNDATION, Tokyo (JP)
Appl. No. 17/435,990
Filed by DAICEL CORPORATION, Osaka (JP); and TOKYO UNIVERSITY OF SCIENCE FOUNDATION, Tokyo (JP)
PCT Filed Feb. 28, 2020, PCT No. PCT/JP2020/008237
§ 371(c)(1), (2) Date Sep. 2, 2021,
PCT Pub. No. WO2020/179653, PCT Pub. Date Sep. 10, 2020.
Claims priority of application No. 2019-040843 (JP), filed on Mar. 6, 2019.
Prior Publication US 2022/0157536 A1, May 19, 2022
Int. Cl. H01G 11/36 (2013.01); H01G 11/24 (2013.01); H01G 11/46 (2013.01)
CPC H01G 11/36 (2013.01) [H01G 11/24 (2013.01); H01G 11/46 (2013.01)] 17 Claims
 
1. An electrode-forming material for an electrochemical capacitor comprising boron-doped nanodiamond (A) having a specific surface area of 110 m2/g or greater and an electrical conductivity at 20° C. of 5.0×10−3 S/cm or greater; and a metal oxide (B), wherein a content of the (B) is from 20 to 95 mass % with respect to a total content of the (A) and (B).