Patent ID: 11925925
Assignee: EMBION TECHNOLOGIES SA
Field: Organic fine chemistry (Chemistry)
Classification: CPC B  C | IPC B  C

Claim 21:
22. The ionic polymer of claim 1, wherein X− is selected from the group consisting of F−, Cl−, Br−, I−, ClO4−, BF4−, PF6−, AsF6−, SbF6−, NO2−, NO3−, SO42−, PO43−, HPO42−, CF3CO2−, CF3CO3−, CO32−, CF3SO3−, C1-C6 carboxylate, CN+, SCN+, OCN+, CNO+, N3−, tosylate, mesylate, trifluoroethane sulfonate, di-trifluoromethanesulfonyl amino, docusate, and xylenesulfonate; and
wherein L is a substituted or unsubstituted C1-C20 alkylene, alkenylene, alkynylene and substituted or unsubstituted C5-C10 aryl, wherein the substituents are selected from the group consisting of H, —COOH, —[P(═O)(OH)2], —[P(═O)(OH)], —O—SO3H, —O—COOH, —O—[P(═O)(OH)2], and —O—[P(═O)(OH)]; or
wherein A is an optional acidic group and each occurrence of A, if present, is independently selected from the group consisting of —COOH, —[P(═O)(OH)2], —[P(═O)(OH)], —O—SO3H, —O—COOH, —O—[P(═O)(OH)2], —O—[P(═O)(OH)], and —CH2—COOH.