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.

Date of Patent:
Sep. 13, 2016

Filed:

May. 30, 2013
Applicant:

GM Global Technology Operations Llc, Detroit, MI (US);

Inventors:

Chunxin Ji, Penfield, NY (US);

Sumeet Bhargava, Superior, CO (US);

Matthew Dioguardi, Rochester, NY (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/90 (2006.01); H01M 4/88 (2006.01); H01M 8/10 (2016.01);
U.S. Cl.
CPC ...
H01M 4/9075 (2013.01); H01M 4/881 (2013.01); H01M 4/8807 (2013.01); H01M 4/8814 (2013.01); H01M 4/8828 (2013.01); H01M 4/90 (2013.01); H01M 8/1004 (2013.01); H01M 2008/1095 (2013.01); Y02E 60/50 (2013.01); Y02E 60/522 (2013.01);
Abstract

A method of making an electrode ink containing nanostructured catalyst elements is described. The method comprises providing an electrocatalyst decal comprising a carrying substrate having a nanostructured thin catalytic layer thereon, the nanostructure thin catalytic layer comprising nanostructured catalyst elements; providing a transfer substrate with an adhesive thereon; transferring the nanostructured thin catalytic layer from the carrying substrate to the transfer substrate; removing the nanostructured catalyst elements from the transfer substrate; providing an electrode ink solvent; and dispersing the nanostructured catalyst elements in the electrode ink solvent. Electrode inks, coated substrates, and membrane electrode assemblies made from the method are also described.


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