英文名称:1,4-Butanediol, polymer with α-hydro-ω-hydroxypoly[ oxy(methyl-1,2-ethanediyl)] and 1,1'-methylenebis[4-isocyanatobenzene], glycidol-blocked; 1,4-Butanediol, Polymer With Α-Hydro-Ω-Hydroxypoly[ Oxy(Methyl-1,2-Ethanediyl)] And 1,1'-Methylenebis[4-Isocyanatobenzene], Glycidol-Blocked