Patent ID: 11970589
Assignee: UOP LLC
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC C  H  Y | IPC C  H

Claim 1:
2. The composite proton conductive membrane of claim 1 wherein the acidic functional groups are selected from the group consisting of —H2PO3, —R—H2PO3, —SO3H, —R—SO3H, —COOH, —R—COOH, —C6H5OH, —R—C6H5OH, and combinations thereof, wherein R represents a linear alkyl group, a branched alkyl group, a cycloalkyl group, an organoamino group, an acid group-substituted organoamino group, or an aryl group and the number of carbon atoms in these groups is in a range of 1 to 20.