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:
Sep. 05, 2017
Filed:
Jun. 24, 2013
L'air Liquide, Societe Anonyme Pour L'etude ET L'exploitation Des Procedes Georges Claude, Paris, FR;
Institut Polytechnique DE Grenoble, Grenoble, FR;
Centre National DE LA Recherche Scientifique, Paris, FR;
Audrey Montaut, Grenoble, FR;
Sandrine Moutin, Grenoble, FR;
Marian Julien Chatenet, Meylan, FR;
Julien Frederic Christophe Durst, Grenoble, FR;
Frederic Thibaut Maillard, Grenoble, FR;
Laetitia Dubau, Grenoble, FR;
Abstract
The present invention relates to hollow platinum nanoparticles with a diameter comprised between 3 and 20 nm which comprise a first central cavity and optionally at least one second cavity at the periphery of the first cavity, the shell of which is dense and single-crystal with a thickness comprised between 0.2 and 5 nm. The invention also relates to a method for manufacturing such nanoparticles, as well as to their use as an electrocatalyst in fuel cells.