英文名称:1,3-Propanediol, 2-ethyl-2-(hydroxymethyl)-, polymer with 1,3-diisocyanato-2-methylbenzene, 2,4-diisocyanato-1-methylbenzene and 2,2'-oxybis[ethanol]; 1,3-Propanediol, 2-Ethyl-2-(Hydroxymethyl)-, Polymer With 1,3-Diisocyanato-2-Methylbenzene, 2,4-Diisocyanato-1-Methylbenzene And 2,2'-Oxybis[Ethanol]