57029-46-6 | Isocyanic acid, polymethylenepolyphenylene ester, polymer with α,α',α''- 1,2,3-propanetriyltris[ω-hydroxypoly[oxy(methyl -1,2-ethanediyl)]] | Isocyanic acid, polymethylenepolyphenylene ester, polymer with α,α',α''- 1,2,3-propanetriyltris[ω-hydroxypoly[oxy(methyl -1,2-ethanediyl)]] |