Polyurea polyols were determined and characterized by FTIR, NDJ-l viscosimeter, LG10-24 centrifugal machine, TEM and TG etc.

• 用红外光谱、NDJ-1型旋转式黏度计、LG10-24型离心机、透射电镜(TEM)、热重分析(TG)等对聚脲分散体进行测试与表徵。