#KOREA INST SCI & TECH [KR]

SULFONATED POLYETHERSULFONE COPOLYMER CONTAINING HYDROXYL GROUPS AND PREPARATION METHOD THEREOF, POLYMER ELECTROLYTE MEMBRANE FOR FUEL CELLS AND MEMBRANE ELECTRODE ASSEMBLY COMPRISING THE SAME

Provided are a hydroxyl group-containing sulfonated polyethersulfone copolymer, a method for preparing the same, a polymer electrolyte membrane for fuel cell, and a membrane electrode assembly includi…

DRIVE·Dec 24·1 min read

C08G75/00 KOREA INST SCI & TECH [KR]

Ceria-based composition including bismuth oxide, ceria-based composite electrolyte powder including bismuth oxide, method for sintering the same and sintered body made thereof

Provided are a ceria-based composition having an undoped or metal-doped ceria and an undoped or metal-doped bismuth oxide, wherein the undoped or metal-doped bismuth oxide is present in an amount equa…

DRIVE·Jan 1·1 min read

C04B35/453 KOREA INST SCI & TECH [KR]

Fuel cell interconnector having excellent electrical conductivity, oxidation resistance, and low chromium volatility and method of manufacturing the same

The present invention relates to a fuel cell interconnector and a method of manufacturing the same that reduces chromium volatilization and increases electrical conductivity and oxidation resistance b…

DRIVE·Mar 23·1 min read

H01M8/02 KOREA INST SCI & TECH [KR]

Carbon-porous media composite electrode and preparation method thereof

The present invention discloses a carbon-porous media composite electrode material, a composite electrode using the same and a preparation method thereof. The carbon-porous media composite electrode c…

DRIVE·Jul 20·1 min read

B60C27/061 KOREA INST SCI & TECH [KR]

Proton exchange composite membranes, composite solutions and method for the manufacturing a fuel cell using the same

An ion exchange composition membrane is made up of dispersed natural clay and/or organized clay in ion conducting polymeric film as a methanol barrier material. The membrane exhibits low methanol cros…

DRIVE·Mar 5·1 min read

B01D69/14111 KOREA INST SCI & TECH [KR]