Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Representative hydrocarbon-based polymer used in polymer electrolyte membrane fuel cells. Adapted with permission from [2]. Copyright 2020, KoreaScience.
| Polymer | Structure |
|---|---|
| SPSf a |
|
| SPEEK b |
|
| SPAES c |
|
| SPI d |
|
a Sulfonated poly sulfone. b Sulfonated poly(ether ether sulfone). c Sulfonated poly(arylene ether sulfone). d Sulfonated polyimide.
