About 95 results
https://drivepatents.com/patents/1395093 · 29 Jan 2025
An object of the present invention is to provide a method of producing an electrode catalyst having excellent catalytic activity and excellent durability in an electrode catalyst layer of MEA for a PEFC. The method of producing an electrode catalyst having...
https://drivepatents.com/patents/943088 · 18 May 2016
A single cell C includes a membrane electrode assembly M in which an electrolyte membrane 1 is interposed between a pair of electrode layers 2, 3, and a pair of separators 4 that form gas channels G between the pair of separators 4 and the membrane electro...
https://drivepatents.com/patents/952964 · 2 Mar 2016
[Object] Provided is a catalyst having excellent gas transportability. [0002] [Solving Means] Disclosed is a catalyst comprising a catalyst support and a catalyst metal supported on the catalyst support, wherein the catalyst includes pores having a radius ...
https://drivepatents.com/patents/952915 · 2 Mar 2016
The object of the present invention is to provide a catalyst having an excellent catalyst activity. In the present invention, a catalyst is configured to include a catalyst support and a catalyst metal supported on the catalyst support, wherein a mode radi...
https://drivepatents.com/patents/957453 · 23 Sep 2015
A production method of a porous layer material for forming a porous layer includes the steps of obtaining particles that contain carbon and a water-repellent resin by spray drying a mixed solution that includes the carbon and the water-repellent resin, pro...
https://drivepatents.com/patents/960904 · 6 May 2015
This fuel-cell gas diffusion layer includes a conductive porous layer 21 a constituted by: porous carbon formed so as to have a porosity distribution substantially uniform in a stacking direction with respect to a membrane electrode assembly 10; and a PTFE...
https://drivepatents.com/patents/964268 · 7 Jan 2015
A cathode electrode for a fuel cell, includes a conductive carrier having pores and a catalyst having a platinum alloy supported in the pores of the conductive carrier, wherein the catalyst has in a pore diameter range of 2 to 6 nm when diameters of the po...
https://drivepatents.com/patents/965629 · 31 Dec 2014
Provided are a membrane electrode assembly for a polymer electrolyte fuel cell having high power-generating characteristics in a high-temperature, low-humidity environment, and a polymer electrolyte fuel cell using the same. In this membrane electrode asse...
https://drivepatents.com/patents/966447 · 10 Dec 2014
Provided is a catalyst layer constituting body which can prevent runoff of a proton conductive polymer from a catalyst layer even when moisture is generated by an operation of a fuel cell. In a catalyst layer constituting body of a fuel cell where catalyst...
https://drivepatents.com/patents/966796 · 3 Dec 2014
A fuel cell includes a membrane electrode assembly M having an electrolyte membrane 1, catalyst layers 6 disposed on both sides of the electrolyte membrane 1, and three or more layers of porous bodies disposed on a front surface side of the catalyst layer;...