Hyundai Motor Company

Kia Corporation

Industry-Academic Cooperation Foundation Gyeongsang National University

Mi Jeong Kim

Han Sol Ko

Bo Ki Hong

Ki Hyun Kim

Jong Kil Oh

Il Seok Chae

Sung Chul Lee

Soon Ki Kwon

Byeong Seon Kim

Yu Gyeong Jeong

Sean Soo Hwang

Jong Myung Lee

Pil Won Heo

A compound is represented by Formula 1 below: wherein Rto Rare each independently a hydrogen atom, an alkyl group having 1 to 6 carbon atoms, a fluoro-substituted alkyl group having 1 to 6 carbon atoms, or a fluorine atom, wherein at least one among Rto Ris a fluorine atom, A is a divalent linking group, Mand Mare each independently potassium or sodium, and n and m are each independently an integer of 1 to 10.

Fuel cell with polymer electrolyte membrane

The present disclosure to an electrolyte membrane containing a polyfluorene-based ionomer, and more particularly, to an electrolyte membrane containing a polyfluorene-based ionomer which has a fluorene main chain composed of only a carbon-carbon bond and a side chain composed of a perfluorosulfonic acid group. The electrolyte membrane containing the polyfluorene-based ionomer has high proton conductivity, excellent chemical durability, excellent mechanical property, and excellent volume stability.

Electrolyte membrane including polyfluorene-based ionomer and manufacturing method thereof

Growing community of inventors

Gimhae-si, South Korea

Mi Jeong Kim