Title: Cathode catalysts for fuel cells

Abstract

A method of preparation of metal-chalcogen-nitrogen-carbon (M-Ch-N—C) catalytic material utilizing a sacrificial support approach and using inexpensive and readily available precursors is described. Furthermore, the catalytic materials synthesized using the disclosed methods include multiple types of active sites.

Inventors:

Serov, Alexey; Halevi, Barr; Artyushkova, Kateryna; Atanassov, Plamen B.

Issue Date:

2016-12-06

Research Org.:

STC.UNM, Albuquerque, NM (United States)

Sponsoring Org.:

USDOE

OSTI Identifier:

1531962

Patent Number(s):

9515323

Application Number:

14/376,146

Assignee:

STC.UNM (Albuquerque, NM)

Patent Classifications (CPCs):

H - ELECTRICITY H01 - BASIC ELECTRIC ELEMENTS H01M - PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY

B - PERFORMING OPERATIONS B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL B01J - CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY

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H - ELECTRICITY H01 - BASIC ELECTRIC ELEMENTS H01M - PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY

H01M4/8605 - {Porous electrodes}

B - PERFORMING OPERATIONS B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL B01J - CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY

B01J23/70 - of the iron group metals or copper
B01J37/08 - Heat treatment {

H - ELECTRICITY H01 - BASIC ELECTRIC ELEMENTS H01M - PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY

H01M8/1007 - with both reactants being gaseous or vaporised

Y - NEW / CROSS SECTIONAL TECHNOLOGIES Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE Y02E - REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION

Y02E60/50 - Fuel cells

H - ELECTRICITY H01 - BASIC ELECTRIC ELEMENTS H01M - PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY

H01M4/88 - Processes of manufacture
H01M8/02 - Details
H01M4/90 - Selection of catalytic material

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DOE Contract Number:  

2RQ83; 503016-78051

Resource Type:

Patent

Resource Relation:

Patent File Date: 2013-02-01

Country of Publication:

United States

Language:

English