Patent ID: 11866555
Assignee: ENERGY, UNITED STATES DEPARTMENT OF
Field: Chemical engineering (Chemistry)
Classification: CPC C  B  Y | IPC B  C

Claim 0:
1. A gas separation membrane comprising a composition, the composition comprising at least a first polyphosphazene and a second polyphosphazene,
wherein the first polyphosphazene has the formula, where R comprises 50% to 95% ethyloxylate and 5% to 50% aryloxy, and where at least a portion of R comprises a crosslinked functional group;

wherein the second polyphosphazene has the formula, where R′ are aryloxy groups, and where at least a portion of R′comprises a crosslinked functional group; and, wherein the first polyphosphazene and the second polyphosphazene are bound by a crosslinking agent where the crosslinking agent comprises two or more thiol groups prior to undergoing crosslinking.