Hyundai Motor Company

Chonnam National University

Kia Motors Corporation

Kia Corporation

Sun Ju Song

Aniket Kumar

Jae Woon Hong

In Yu Park

Bo Ki Hong

Jong Kil Oh

Ye Jin Yun

Jae Jun Ko

Inyu Park

Disclosed are a membrane-electrode assembly (MEA) and a method of manufacturing the same. The MEA include an electrolyte membrane and a pair of electrodes, the electrodes being disposed on both surfaces of the electrolyte membrane, respectively. At least one of the electrolyte membranes and electrodes includes an ion-conducting polymer having a proton-conducting functional group, and a compound represented by Chemical Formula 1 is bonded to each of all or some of the proton-conducting functional groups:MAx  [Chemical Formula 1]

Durable membrane-electrode assembly with high ionic conductivity and method of manufacturing same

Disclosed is an electrolyte membrane including an antioxidant containing elemental sulfur or a sulfur compound to improve antioxidant activity and resistance to acids. In addition, a membrane-electrode assembly including the electrolyte membrane is disclosed.

Electrolyte membrane with improved chemical durability and membrane-electrode assembly including same

The present disclosure relates to a membrane-electrode assembly for fuel cells and a method of manufacturing the same, and more particularly to a membrane-electrode assembly to which an electrolyte membrane including a cerium oxide and phosphoric acid functionalized graphene oxide is applied, whereby chemical durability and proton conductivity of the membrane-electrode assembly are improved.

Membrane-electrode assembly for fuel cells with improved chemical durability and proton conductivity and method of manufacturing the same

Disclosed are a membrane-electrode assembly and a method for manufacturing the same. The membrane-electrode assembly has durability and proton conductivity which are improved by employing an ion conductive polymer having improved chemical durability and ion conductivity.

Membrane-electrode assembly with improved durability and proton conductivity and method for manufacturing the same

Disclosed are a membrane-electrode assembly for fuel cells and a method of manufacturing the same. The membrane-electrode assembly for fuel cells may include an electrolyte membrane including a phosphonic acid functionalized graphene oxide in order to improve the mechanical strength and proton conductivity thereof and a method of manufacturing the same.

Membrane-electrode assembly for fuel cells with improved mechanical strength and proton conductivity and method of manufacturing the same

Disclosed are an antioxidant for fuel cells and a membrane-electrode assembly including the same. The membrane-electrode assembly may have obtained greatly improved durability by using an antioxidant having a novel composition that may provide excellent antioxidant activity and long-term durability.

Growing community of inventors

Gwangju, South Korea

Sun Ju Song