Toluene diisocyanate (TDI) is one of the most useful kinds of isocyanateth that is produced by the method of phosgenation of amine.

• 甲苯二异氰酸酯(TDI)是异氰酸酯化合物中应用最广泛的品种之一,其工业生产主要采用胺光化法。