The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 01, 2016
Filed:
Sep. 04, 2012
Applicants:
Andreas Bulan, Langenfeld, DE;
Rainer Weber, Odenthal, DE;
Richard Malchow, Cologne, DE;
Rolf Spatz, Bergisch-Gladbach, DE;
Hermann-jens Womelsdorf, Neuss, DE;
Inventors:
Andreas Bulan, Langenfeld, DE;
Rainer Weber, Odenthal, DE;
Richard Malchow, Cologne, DE;
Rolf Spatz, Bergisch-Gladbach, DE;
Hermann-Jens Womelsdorf, Neuss, DE;
Assignee:
Covestro Deutschland AG, Leverkusen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C25D 3/50 (2006.01); C25D 3/56 (2006.01); C25D 5/18 (2006.01); C25D 21/18 (2006.01); C25D 21/14 (2006.01); C25B 1/46 (2006.01); C25B 11/04 (2006.01); C25B 15/08 (2006.01);
U.S. Cl.
CPC ...
C25B 1/46 (2013.01); C25B 11/0405 (2013.01); C25B 11/0447 (2013.01); C25B 15/08 (2013.01); C25D 3/50 (2013.01); C25D 3/567 (2013.01); C25D 5/18 (2013.01); C25D 21/14 (2013.01); C25D 21/18 (2013.01);
Abstract
The invention relates to a method for improving the performance of nickel electrodes in alkali chloride electrolysis by adding water-soluble platinum compounds to the catolyte.