| 英文名称: | | n-(3-aminopropyl)-n-methyl-, polymer with 2,4-diisocyanato-3-propanediamine | | 1-methylbenzene, hydrazine, alpha-hydro- omega -hydroxypoly(oxy-1,4-butanediyl) | | and 1,1'-methylenebis[4-isocyanatobenzene], diethylamine-terminated | | 1,3-propanediamine, n-(3-aminopropyl)-n-methyl-,polymer with 2,4-diisocyanato-1-methylbenzene, hydrazine, alpha-hydro-omega -hydroxypoly(oxy-1,4-butanediyl) and |
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