比较不常见的浸蚀多聚物的化学浸蚀物有酸 、 碱.Less common reagents that attack polymers include acids, bases.六亚甲基二异氰酸酯 ( HMDI ) 可用在预聚物中代替甲苯二异氰酸酯〔TDI〕.Hexamethylene diisocyanate ( HMDI ) may be used in prepolymer, in place of TDI.雷酸盐基本上不同于异氰酸盐...