Title:
ELECTROCHEMICAL DEVICE USING DYE
Document Type and Number:
WIPO Patent Application WO/2019/159633
Kind Code:
A1
Abstract:
Provided is a redox flow battery which uses a novel organic molecule as an active material. An electrochemical device which is charged and discharged by supplying a positive electrode electrolyte solution and a negative electrode electrolyte solution to an electrochemical cell that is provided with a positive electrode 3, a negative electrode 1, and a diaphragm 5 that is interposed between the positive electrode 3 and the negative electrode 1. The positive electrode electrolyte solution and/or the negative electrode electrolyte solution contains, as an active material, an organic molecule that is represented by formula (I).
(In the formula, each of R1, R2, R4 and R5 independently represents a C1-5 alkyl group or a phenylmethyl group wherein a phenyl ring may be substituted by a sulfo group; R3 and R6 represent hydrogen atoms or may combine together to form -O-; X represents a carboxyl group or a sulfo group; and each of Y and Z independently represents a hydrogen atom, a hydroxyl group or a sulfo group.)
Inventors:
OHIRA AKIHIRO (JP)
HOZOMI EIJI (JP)
SATO YUKARI (JP)
HOZOMI EIJI (JP)
SATO YUKARI (JP)
Application Number:
PCT/JP2019/002266
Publication Date:
August 22, 2019
Filing Date:
January 24, 2019
Export Citation:
Assignee:
AIST (JP)
International Classes:
H01M8/18; H01G11/02; H01G11/30; H01M8/02
Domestic Patent References:
| WO2014204985A1 | 2014-12-24 | |||
| WO2012061870A1 | 2012-05-18 |
Foreign References:
| JP2016533613A | 2016-10-27 | |||
| JP2017117752A | 2017-06-29 |
Attorney, Agent or Firm:
MEBUKI IP LAW FIRM et al. (JP)
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