Samsung Sdi Co., Inc.

Kolon Industries, Inc.

Other

Jun-Young Kim

Hee-Tak Kim

Myoung-Ki Min

Sung-Chul Lee

Jin-Hwa Lee

Tae-Yoon Kim

Yong-Bum Park

Kah-Young Song

In-Seob Song

Dong-Rak Kim

Su-Jun Park

Jong-Rock Choi

Hwa-Su Kim

Bok-Chun Yun

Jeong-Kurn Park

Hyun-Jun Do

Cheol-Gi Son

Kwang-Min Yoo

Yeon-Su Kim

A method for manufacturing a membrane electrode assembly for a fuel cell, in which uniform pressure is applied to the entire area of an electrode during a transferring process to ensure uniformity of products. The method includes an electrode forming step of forming an electrode layer by coating an electrode slurry on a support; a transferring step of aligning the electrode layer on both surfaces of an electrolyte membrane and applying heat and pressure to transfer the electrode layer; and removing the support, wherein in the transferring step, gas pressure is applied to a gas pressure platen of a stretchable material to transfer the electrode layer to the electrolyte membrane.

Method for manufacturing membrane electrode assembly including transferring electrode layer to electrolyte membrane by gas pressure

Disclosed are a membrane-electrode assembly, a method of manufacturing the same, and a fuel cell including the membrane-electrode assembly. The membrane-electrode assembly includes a catalyst layer, an interfacial adhesive layer which is positioned on the catalyst layer and formed by permeating an interface between the interfacial adhesive layer and the catalyst layer into a partial depth of the catalyst layer, and an ion exchange membrane which is positioned on the interfacial adhesive layer and bonded to the catalyst layer by the medium of the interfacial adhesive layer, the interfacial adhesive layer including a fluorine-based ionomer having an equivalent weight (EW) of 500 to 1000 g/eq.

Membrane-electrode assembly, method for manufacturing same, and fuel cell comprising same

Disclosed are a support for a fuel cell, a method of preparing the same, an electrode containing the same, a membrane-electrode assembly containing the same, and a fuel cell system containing the same. The electrode includes an electrode substrate and a catalyst layer on the electrode substrate, wherein the catalyst layer includes a catalyst and a binder resin. The catalyst includes a support and an active metal supported on the support. The support includes a carbon substrate and a graphitic layer covering a surface of the carbon substrate. The carbon substrate may be a carbon nanotube, a carbon nanowire, or a heat-treated carbon black, and the graphitic layer includes graphene sheets stacked together and has mesopore channels therein aligned with the graphene sheets. The active metal is supported on the graphitic layer.

Support for fuel cell, method of preparing the same, and electrode for fuel cell, membrane-electrode assemby for a fuel cell and fuel cell system including same

A battery pack includes a first battery with a first capacity, a second battery with a second capacity less than the first capacity, and a variable resistor. The second battery has a larger maximum discharge current than the first battery. The variable resistor circuit limits the discharge current of the first battery to a predetermined limit current value.

Battery pack

A polymer electrolyte membrane includes a fluorinated polymer membrane and a coating layer including a hydrocarbon-based ionomer on at least one surface of the fluorinated polymer membrane. The polymer electrolyte membrane maintains high hydrogen ion conductivity and has improved performance under high temperature and low humidity conditions. A membrane electrode assembly and a fuel cell including the polymer electrolyte membrane are also disclosed.

Polymer electrolyte membrane, membrane electrode assembly and fuel cell including the same

An electrode catalyst for a fuel cell, an electrode, a fuel cell, and a membrane electrode assembly (MEA), the electrode catalyst including a carbonaceous support, and a catalyst metal loaded on the carbonaceous support, wherein the carbonaceous support includes a functional group bound on a surface thereof, the functional group being represented by one of Formula 1 or Formula 2, below, 

Electrode catalyst for fuel cell, electrode for fuel cell including the electrode  catalyst, and membrane electrode assembly and fuel cell including the same

Disclosed are an electrode for a fuel cell, a method of preparing the fuel cell electrode, a membrane-electrode assembly including the fuel cell electrode, and a fuel cell system including the fuel cell electrode. The electrode includes an electrode substrate having a conductive substrate and a layer-by-layer assembled multi-layer disposed on a side of the conductive substrate and a bilayer including a polymer electrolyte or a conductive nanoparticle, and a catalyst layer disposed on the electrode substrate.

Electrode for fuel cell, method of preparing same, membrane-electrode assembly and fuel cell system including same

Disclosed are a supporter for a fuel cell, and an electrode for a fuel cell, a membrane-electrode assembly, and a fuel cell system including the same. The supporter includes a transition metal oxide coating layer formed on a surface of a carbonaceous material, the surface of the carbonaceous material covalently bonded with the transition metal oxide.

Supporter for fuel cell, and electrode for fuel cell, membrane-electrode assembly for a fuel cell, and fuel cell system including same

Disclosed are an electrode for a fuel cell that includes an electrode substrate and a surface-treatment layer disposed on the electrode substrate and including a hydrophilic layer and a hydrophobic layer partially disposed on the hydrophilic layer. Also disclosed are a method of fabricating an electrode for a fuel cell, a membrane-electrode assembly, and a fuel cell system including the membrane-electrode assembly.

Growing community of inventors

Yongin-si, South Korea

Jun-Young Kim