4,4′-Dichlorodiphenyl sulfone-bisphenol A sodium salt copolymer 4,4′-Dichlorodiphenyl sulfone-diphenylolpropane disodium salt copolymer 4,4′-Isopropylidenediphenol disodium salt-4,4′-dichlorodiphenylsulfone polymer Benzene, 1,1′-sulfonylbis[4-chloro-, polymer with 4,4′-(1-methylethylidene)bis[phenol] disodium salt Bis(4-chlorophenyl) sulfone-bisphenol A disodium salt-1,3-dichloro-2-propanol copolymer Bis(p-chlorophenyl) sulfone-sodium 4-4′-isopropylidenediphenolate copolymer Bis(p-chlorophenyl) sulfone-sodium 4,4′-isopropylenediphenolate polymer Bisphenol A disodium salt-4,4′-dichlorodiphenyl sulfone copolymer Bisphenol A disodium salt-4,4′-dichlorodiphenyl sulfone polymer Bisphenol A disodium salt-bis(p-chlorophenyl) sulfone copolymer Bisphenol A disodium salt-bis(p-chlorophenyl) sulfone polymer Bisphenol A sodium salt-4,4′-dichlorodiphenyl sulfone copolymer P 1700MG11 Phenol, 4,4′-(1-methylethylidene)bis-, disodium salt, polymer with 1,1′-sulfonylbis[4-chlorobenzene] Phenol, 4,4′-(1-methylethylidene)bis-, sodium salt (1:2), polymer with 1,1′-sulfonylbis[4-chlorobenzene]