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:
May. 12, 1992
Filed:
Dec. 31, 1990
Applicant:
Inventors:
Talvildis Berzins, Kennett Square, PA (US);
Lawrence W Gosser, Wilmington, DE (US);
Assignee:
E. I. du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25B / ; H01M / ;
U.S. Cl.
CPC ...
429 17 ; 204 / ; 204 84 ; 429 19 ;
Abstract
This invention concerns improved processes for the synthesis of H.sub.2 O.sub.2 by means of the electrochemical reduction of oxygen in the presence of acid and halide, preferably bromide, conducted in an electrolytic cell or in the cathode compartment of a fuel cell. The processes described herein permit production of hydrogen peroxide in commercially useful concentrations.