给出了聚氨酯预聚物合成的粘度控制方法。
Gives the viscosity control method of polyurethane prepolymer preparation.
最常用于制备聚氨酯预聚物要么是聚酯或聚醚。
The prepolymers most frequently used for the preparation of polyurethanes are either polyesters or polyethers.
提出一种新的测试聚氨酯预聚物合成反应过程中氨酯化反应和支化反应的动力学参数的理论模型 。
A theoretical model for the reaction kinetic of the urethane and branching reaction of polyurethane prepolymer is proposed.
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