Solvent-based and waterborne blocked isocyanate curing agents are p repared by blocked reaction of prepolymers, which is resulted from TDI and TMP, with MEKO or alcohols-ethers mixtures.

 
  • 以甲苯二異氰酸酯、三羥甲基丙烷為原料合成預聚物,分別與甲乙酮肟和多種醇醚類(lèi)混合物進(jìn)行封端反應,合成溶劑性和水性封閉異氰酸酯固化劑。
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