About 16 results
https://drivepatents.com/patents/939410 · 10 Aug 2016
The present invention is to provide a carbon powder that can provide a catalyst having excellent durability and a catalyst. A carbon powder for catalyst of the present invention is a carbon powder containing as a main component carbon, which has a BET spec...
https://drivepatents.com/patents/972621 · 16 Jul 2014
The invention is directed to high surface area graphitized carbon and to processes for making high surface area graphitized carbon. The process includes steps of graphitizing and increasing the surface area of (in either order) a starting carbon material t...
https://drivepatents.com/patents/980213 · 1 Jan 2014
Hollow platinum nanoparticle having a diameter of 3-20 nm, comprising a first central cavity and optionally at least one second cavity at the periphery of the first central cavity, and a dense and single-crystal shell, is new, where the shell has a thickne...
https://drivepatents.com/patents/980208 · 1 Jan 2014
Disclosed are a supporter for a fuel cell, a method of preparing the same, and an electrode for a fuel cell, a membrane-electrode assembly, and a fuel cell system including the same. The supporter includes a carbonaceous material and a transition metal oxi...
https://drivepatents.com/patents/982259 · 6 Nov 2013
A Pt/graphene catalyst comprises graphene as carrier, and Pt loaded on the graphene. The use of graphene as carrier for the catalyst takes advantage of the ion effect and two-dimensional ductility of graphene, which increases the stability of the catalyst....
https://drivepatents.com/patents/982169 · 6 Nov 2013
A support for an electrode catalyst includes a carbon support and a crystalline carbon layer disposed on the surface of the carbon support and including a heteroatom which is chemically bonded to a carbon of the carbon support. Also described are a method ...
https://drivepatents.com/patents/984432 · 28 Aug 2013
An electrode catalyst for a fuel cell, the electrode catalyst including a first catalyst A that exhibits hydrophilicity, the first catalyst including pores, wherein at least 50 volume percent of the pores have an average diameter of about 100 nanometers or...
https://drivepatents.com/patents/987453 · 14 Aug 2013
The present invention refers to highly sinter-stable metal nanoparticles supported on mesoporous graphitic spheres, processes for their preparation and the use thereof as catalysts, in particular for high temperature reactions in reducing atmosphere and ca...
https://drivepatents.com/patents/985241 · 3 Apr 2013
An electrode catalyst for fuel cell, a method of preparing the electrode catalyst, a membrane electrode assembly including the electrode catalyst, and a fuel cell including the membrane electrode assembly. The electrode catalyst includes a crystalline cata...
https://drivepatents.com/patents/1003160 · 25 Apr 2012
A porous carbon and a method of manufacturing the same are provided, which can inhibit metal particles from being oxidized and can keep the effect obtained by adding the metal particles for a long period of time by allowing the metal particles to disperse ...