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

Claim 1:
2. The ionic polymer (IP) of claim 1, wherein
n is 1 or 2,
m is 1 or 2,
z and w are 0 or 1,
Z1, Z2 and Z3 are cations each independently selected from the group consisting of:, R1, R2, R3, R4, R5, R6 and R7 are each independently selected from the group consisting of a bond, H, and C1-C6 alkyl, provided that two of R1, R2, R3, R4, R5, R6 and R7 are each a bond,
A, if present, is independently selected from the group consisting of H, —SO3H, —COOH, —O—COOH, and —CH2—COOH,
X− is selected from the group consisting of F−, Cl−, HSO4−, SO42−, PO43−, HPO42−, CF3CO2−, CF3CO3−, and CF3SO3−.