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制备PU分散体的方法WO 2006 110265(2006-10-19)这种方法包括:(1)令m-TMXDI与含活泼氢的化合物进行反应,得到1种预聚物;(2)将该预聚物在水介质中进行分散;(3)将预聚物进行扩链反
Method for preparing PU dispersion WO 2006 110265 (2006-10-19) This method comprises: (1) reacting m-TMXDI with an active hydrogen-containing compound to obtain 1 prepolymer; (2) The polymer is dispersed in an aqueous medium; (3) The prepolymer is subjected to chain inversion