Honda Giken Kogyo Kabushiki Kaisha

Symyx Technologies, Inc.

Symyx Solutions, Inc.

University of Houston System

Freeslate, Inc.

Honda Giken Koygo Kabushiki Kaisha

Honda Giken Kogyo Kabushiki Kaisha, Kabushiki Kaisha Honda

Peter Strasser

Martin Devenney

Daniel Mark Giaquinta

Hiroyuki Oyanagi

Konstantinos Chondroudis

Kenta Urata

Qun Fan

Ting He

Hiroichi Fukuda

Keith James Cendak

Robert K Grasselli

Alfred Gerhard Hagemeyer

Karin Yaccato

Christopher James Brooks

Raymond E Carhart

Cory Bernard Phillips

Kazuhiko Iwasaki

Prasanna Mani

Michael Herrmann

Ratndeep Srivastava

Shirlaine Koh

Srivastava Ratndeep

Jennifer N Cendak, Legal Representative

Keith James c/o Symyx Technologies Inc Cendak

Embodiments disclosed herein present a method for membrane electrode assembly (MEA) fabrication in fuel cells utilizing de-alloyed nanoparticle membranes as electrodes. A method for fabrication of a fuel cell electrode assembly, comprising: preparing a catalyst coated membrane, forming a membrane electrode assembly, assembling a fuel cell, and de-alloying the membrane electrode assembly. Further disclosed is a fuel cell apparatus, comprising a de-alloyed catalyst and a cathode comprising, a first membrane electrode assembly, wherein the de-alloyed catalyst is coated on the membrane electrode assembly.

De-alloyed membrane electrode assemblies in fuel cells

A fuel cell catalyst containing platinum, zinc, and at least one of nickel and iron.

Fuel cell electrocatalyst of Pt-Zn-Ni/Fe

A method and catalysts for producing a hydrogen-rich syngas are disclosed. According to the method a CO-containing gas contacts a water gas shift (WGS) catalyst, optionally in the presence of water, preferably at a temperature of less than about 450&#xb0; C. to produce a hydrogen-rich gas, such as a hydrogen-rich syngas. Also disclosed is a water gas shift catalyst formulated from:

Platinum-ruthenium containing catalyst formulations for hydrogen generation

A method of producing de-alloyed nanoparticles. In an embodiment, the method comprises admixing metal precursors, freeze-drying, annealing, and de-alloying the nanoparticles in situ. Further, in an embodiment de-alloyed nanoparticle formed by the method, wherein the nanoparticle further comprises a core-shell arrangement. The nanoparticle is suitable for electrocatalytic processes and devices.

De-alloyed platinum nanoparticles

A composition for use as a catalyst in, for example, a fuel cell, the composition comprising platinum, copper, and nickel, wherein the concentration of platinum therein is greater than 50 atomic percent and less than 80 atomic percent, and further wherein the sum of the concentrations of platinum, copper and nickel is greater than 95 atomic percent.

Platinum-copper-nickel fuel cell catalyst

The present invention is directed to a composition for use as a catalyst in, for example, a fuel cell, the composition comprising platinum and copper, wherein the concentration of platinum is greater than 50 atomic percent and less than about 80 atomic percent, and further wherein the composition has a particle size which is less than 35 angstroms. The present invention is further directed to various methods for preparing such a composition.

Platinum-copper fuel cell catalyst

A method and catalysts for producing a hydrogen-rich syngas are disclosed. According to the method a CO-containing gas contacts a water gas shift (WGS) catalyst, in the presence of water, preferably at a temperature of less than about 450&#xb0; C. to produce a hydrogen-rich syngas. Also disclosed is a water gas shift catalyst formulated from:

Platinum and rhodium and/or iron containing catalyst formulations for hydrogen generation

A fuel cell catalyst comprising platinum, chromium, and copper, nickel or a combination thereof. In one or more embodiments, the concentration of platinum is less than 50 atomic percent, and/or the concentration of chromium is less than 30 atomic percent, and/or the concentration of copper, nickel, or a combination thereof is at least 35 atomic percent.

Platinum-chromium-copper/nickel fuel cell catalyst

An improved metal alloy composition for a fuel cell catalyst containing platinum, manganese, and cobalt.

Fuel cell electrocatalyst of Pt-Mn-Co

A fuel cell catalyst comprising platinum, titanium and tungsten. In one or more embodiments, the concentration of platinum is less than 60 atomic percent, and/or the concentration of titanium is at least 20 atomic percent, and/or the concentration of tungsten is at least 25 atomic percent.

Platinum-titanium-tungsten fuel cell catalyst

A fuel cell electrocatalyst that contains platinum, indium, and at least one of tungsten, iron, and manganese.

Platinum-indium-iron/tungsten/manganese fuel cell electrocatalyst

A composition for use as a catalyst in, for example, a fuel cell, the composition comprising platinum, copper and tungsten, or an oxide, carbide and/or salt of one or more of platinum, copper and tungsten, wherein the sum of the concentrations of platinum, copper and tungsten, or an oxide, carbide and/or salt thereof, is greater than 90 atomic percent.

Platinum-copper-tungsten fuel cell catalyst

A method and catalysts and fuel processing apparatus for producing a hydrogen-rich gas, such as a hydrogen-rich syngas are disclosed. According to the method a CO-containing gas, such as a syngas, contacts a water gas shift ('WGS') catalyst, in the presence of water, preferably at a temperature of less than about 450&#xb0; C. to produce a hydrogen-rich gas, such as a hydrogen-rich syngas. Also disclosed is a water gas shift catalyst formulated from:

Catalyst formulations containing Group 11 metals for hydrogen generation

An improved metal alloy fuel cell electrocatalyst composition containing platinum, rhodium, molybdenum, and nickel iron or a combination thereof.

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Mountain View, CA, United States of America

Peter Strasser