METHOD FOR PREPARING ISOCYANATE BY COMBINING SUPERCRITICAL PHOSGENATION METHOD WITH PIPING METHOD

The present application relates to a method for preparing isocyanate. Specifically, the present application provides a method for preparing isocyanate by combining a supercritical phosgenation method with a piping method. La présente invention concerne un procédé de préparation d'isocyanate. Pl...

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Bibliographic Details
Main Authors LAU, Man Kit, LU, Chengliang, XUE, Yonghe, LIU, Jiate, CHIEW, Ansen, YUAN, Haixin
Format Patent
LanguageChinese
English
French
Published 11.01.2024
Subjects
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
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Summary:The present application relates to a method for preparing isocyanate. Specifically, the present application provides a method for preparing isocyanate by combining a supercritical phosgenation method with a piping method. La présente invention concerne un procédé de préparation d'isocyanate. Plus particulièrement, la présente invention concerne un procédé de préparation d'isocyanate par combinaison d'un procédé de phosgénation supercritique avec un procédé de canalisation. 本申请涉及一种制备异氰酸酯的方法。具体地，本申请提供了一种使用超临界光气化法结合管道化法制备异氰酸酯的方法。
Bibliography:Application Number: WO2022CN104181