英文名称:1,3-Propanediol,2-ethyl-2-(hydroxymethyl)-, polymer with 1,3-diisocyanatomethylbenzene andphenol; Benzene,1,3-diisocyanatomethyl-, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanedioland phenol; Phenol, polymer with 1,3-diisocyanatomethylbenzene and2-ethyl-2-(hydroxymethyl)-1,3-propanediol; Phenol-tolylenediisocyanate-trimethylol propane polymer; T