本发明涉及一种异氰酸酯稳定剂及其制备方法。所述异氰酸酯稳定剂结构如通式(Ⅰ)所示,本发明稳定剂通过一步反应合成,经分离纯化即可得到,制备方法简单,适用于提高异氰酸酯特别是XDI存储稳定性,延长异氰酸酯存储时间,添加该类稳定剂的异氰酸酯可用于光学树脂合成。
The invention relates to an isocyanate stabilizing agent and a preparation method thereof. The isocyanate stabilizing agent has the structure shown as the general formula (I). The stabilizing agent issynthesized through a one-step reaction and then through separation and purification. The preparation method is simple in preparation method. The preparation method can improve the storage stabilityof isocyanate, especially XDI, and can prolong the storage time of the isocyanate. By adding the stabilizing agent, the isocyanate can be used for synthesis of optical resin.