66072-18-2
Isocyanic acid, polymethylenepolyphenylene ester, 1,4-butanediol, alph a-hydro-omega-hydroxypoly(oxy(methyl-1,2-ethanediyl)) polymer(Isocyanic acid, polymethylenepolyphenylene ester, 1,4-butanediol, alph a-hydro-omega-hydroxypoly(oxy(methyl-1,2-ethanediyl)) polymer)
CAS: 66072-18-2
化学式: