EP 3597791 A1 20200122 - METHOD FOR IMPROVING THE PERFORMANCE OF NICKEL ELECTRODES
Title (en)
METHOD FOR IMPROVING THE PERFORMANCE OF NICKEL ELECTRODES
Title (de)
VERFAHREN ZUR LEISTUNGSVERBESSERUNG VON NICKELELEKTRODEN
Title (fr)
PROCÉDÉ D'AMÉLIORATION DE LA PERFORMANCE DES ÉLECTRODES À BASE DE NICKEL
Publication
Application
Priority
EP 18184694 A 20180720
Abstract (en)
[origin: WO2020016122A1] The invention relates to a method for improving the performance of coated nickel electrodes in chloralkali electrolysis by adding water-soluble platinum compounds to the catholyte during the electrolysis at low current density.
Abstract (de)
Die Erfindung betrifft ein Verfahren zur Verbesserung der Leistung von beschichteten Nickelelektroden in der Alkalichloridelektrolyse durch Zugabe von wasserlöslichen Platinverbindungen zum Katholyt bei Elektrolyse bei niedriger Stromdichte.
IPC 8 full level
C25B 1/46 (2006.01); C25B 11/04 (2006.01); C25B 15/00 (2006.01)
CPC (source: EP KR US)
C25B 1/46 (2013.01 - EP KR US); C25B 11/052 (2021.01 - EP KR US); C25B 11/061 (2021.01 - EP KR US); C25B 11/091 (2021.01 - EP US); C25B 11/093 (2021.01 - KR); C25B 15/00 (2013.01 - EP KR US)
Citation (applicant)
- EP 0298055 A1 19890104 - PERMELEC ELECTRODE LTD [JP]
- US 5035789 A 19910730 - BEAVER RICHARD N [US], et al
- US 4555317 A 19851126 - NICOLAS EDGARD [BE], et al
- EP 1487747 A1 20041222 - HANWHA CHEMICAL CORP [KR]
- JP H1011988 A 19980116 - SANYO ELECTRIC CO
- US 4105516 A 19780808 - MARTINSONS ALEKSANDRS, et al
- US 4160704 A 19790710 - KUO HAN C, et al
- EP 0129374 A1 19841227 - ICI PLC [GB]
- DE 102007003554 A1 20080731 - BAYER MATERIALSCIENCE AG [DE]
Citation (search report)
- [ID] DE 102007003554 A1 20080731 - BAYER MATERIALSCIENCE AG [DE]
- [I] EP 0590260 A1 19940406 - DEUTSCHE AEROSPACE [DE]
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
EP 3597791 A1 20200122; EP 3597791 B1 20211117; CN 112513334 A 20210316; CN 112513334 B 20231222; EP 3824118 A1 20210526; HU E057761 T2 20220628; JP 2021530619 A 20211111; KR 20210032469 A 20210324; PT 3597791 T 20220127; US 2021292922 A1 20210923; WO 2020016122 A1 20200123
DOCDB simple family (application)
EP 18184694 A 20180720; CN 201980048650 A 20190712; EP 19741999 A 20190712; EP 2019068789 W 20190712; HU E18184694 A 20180720; JP 2021502744 A 20190712; KR 20217004643 A 20190712; PT 18184694 T 20180720; US 201917261864 A 20190712