Synonyms: Poly(oxyethyleneoxycarbonyliminohexamethyleneiminocarbonyl)(8CI); Calthane ND 1100; Calthane ND 3200; Ethylenebis(chloroformate)-1,6-hexanediamine polymer, sru; Ethylenebis(chloroformate)-hexamethylenediamine polymer, SRU; Ethylene glycolchloroformate-hexamethylenediamine copolymer, SRU; Ethylene glycolchloroformate-hexamethylenediamine polymer, SRU; Ethylene glycol-HDI copolymer,sru; Ethylene glycol-hexamethylene diisocyanate copolymer, SRU; Ethyleneglycol-hexamethylene diisocyanate polymer, SRU; Ethylene glycol-hexamethyleneisocyanate polymer, SRU; Y 301-SRU