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Isocyanic acid, polymethylenepolyphenylene ester, polymer with 1,3-diisocyanato-2-methylbenzene, 2,4-diisocyanato-1-methylbenzene and α-hydro-ω-hydroxypoly[ oxy(methyl-1,2-ethanediyl)] |
Isocyanic acid, polymethylenepolyphenylene ester, polymer with 1,3-diisocyanato-2-methylbenzene, 2,4-diisocyanato-1-methylbenzene and α-hydro-ω-hydroxypoly[ oxy(methyl-1,2-ethanediyl)] |
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