Title:
ELECTROLYSIS ELECTRODE AND ELECTROLYZER
Document Type and Number:
WIPO Patent Application WO/2020/255882
Kind Code:
A1
Abstract:
To provide an electrolysis electrode having a more preferable shape in electrolyzing pure water, an alkali aqueous solution, or an aqueous solution of an alkali metal chloride at a lower voltage than ever before, and an electrolyzer using the same. An electrolysis electrode or the like including: a metal perforated plate having a value of Factor V of 40 or more represented by the following formula; Factor V = Rs × Rc × F/100000, in which Rs is a planar direction surface area per unit area 1 dm2 [cm2/dm2], Rc is a thickness direction surface area per unit area 1 dm2 [cm2/dm2], and F is the number of mesh apertures per unit area 1 dm2 (fine degree) [number/dm2].
Inventors:
HASHIMOTO TERUMI (JP)
KAWANISHI KOJI (JP)
OIWA TAKEHIRO (JP)
KAWANISHI KOJI (JP)
OIWA TAKEHIRO (JP)
Application Number:
PCT/JP2020/023244
Publication Date:
December 24, 2020
Filing Date:
June 12, 2020
Export Citation:
Assignee:
THYSSENKRUPP UHDE CHLORINE ENG JAPAN LTD (JP)
International Classes:
C25B9/19
Domestic Patent References:
| WO2018155503A1 | 2018-08-30 | |||
| WO2018131519A1 | 2018-07-19 |
Foreign References:
| US5804055A | 1998-09-08 | |||
| EP1076731A1 | 2001-02-21 | |||
| JP2001329380A | 2001-11-27 | |||
| KR20140135062A | 2014-11-25 | |||
| US20190016616A1 | 2019-01-17 | |||
| JP2012140654A | 2012-07-26 | |||
| JP4453973B2 | 2010-04-21 | |||
| JPS62502820A | 1987-11-12 | |||
| JPS6216806B2 | 1987-04-14 |
Attorney, Agent or Firm:
HONDA Ichiro (JP)
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