Polyether-type isocyanate prepolymers are prepared with polyether polyols and tolylenediisocyanate.
采用聚醚多元醇和甲苯二异氰酸酯合成了聚醚型异氰酸酯预聚体。
2
The results showed that the terminated prepolymer was prepared by introducing ethylene glycol alkyl ether as a capping agent into the reaction system of castor oil and tolylenediisocyanate (TDI).