异氰酸正丁酯工艺优化

Process Optimization of N-Butyl Isocyanate

通过正交实验,研究低温、高温光气化反应的影响因素,通过稳定性实验确定反应的最佳条件。对光气化工艺和精馏方案优化,使得产品纯度达到99.5%以上。

Study impact factors of low and high temperature phosgenation reaction through orthogonal test,decide best conditions through stable test,optimize phosgenation and distillation processes so as to reach product purity of above 99.9%.