Patent ID: 11911954
Assignee: SOLVAY SPECIALTY POLYMERS USA, LLC
Field: Chemical engineering (Chemistry)
Classification: CPC B  C  G  H  Y | IPC B  G

Claim 3:
4. The method of claim 3, wherein the diacid (DA) comprises at least one diacid comprising ionisable groups (IDA); and/or wherein the diacid (DA) includes at least one of 4-hydroxyisophthalic acid, 5-hydroxyisophthalic acid, 2-hydroxyterephthalic acid, 2,5-dihydroxyterephthalic acid, 4,6-dihydroxyisophthalic acid, 5-sulfoisophthalic acid and salts thereof, and 2-sulfoterephthalic acid and salts thereof.