Back to results
US 2017/0309940 A1Published application
Compound comprising aromatic ring and polymer electrolyte membrane using same
AssigneeLG Chem, Ltd.
InventorsYong Jin JANG, Joong Jin HAN, Youngjea KIM, Esder KANG, Sehee JUNG, Hyun Woog RYU
Life of this patent
Estimating the term…
Abstract
The present specification relates to a compound including an aromatic ring, a polymer electrolyte membrane including the same, a membrane-electrode assembly including the polymer electrolyte membrane, a fuel cell including the membrane-electrode assembly, and a redox flow battery including the polymer electrolyte membrane.
Claims15
A compound represented by the following Chemical Formula 1:
- wherein, in Chemical Formula 1,
- R1 and R2 are the same as or different from each other, and each independently a halogen group or a hydroxyl group;
- R3 is S, O, CF2, NH or SO2;
- R4 is —SO3H, —SO3−M+, —COOH, —COO−M+, —OCF2CF2SO3H or —OCF2CF2SO3−M+;
- M is a group 1 element;
- and
- n is an integer of 2 to 20.
4 more elements
Dependencies are inferred from the claim text.