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

Title:

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

Document Type and Number:

WIPO Patent Application WO/2024/007204

Kind Code:

A1

Abstract:

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.

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Inventors:

XUE YONGHE (CN)
LU CHENGLIANG (CN)
LAU MAN KIT (CN)
YUAN HAIXIN (CN)
LIU JIATE (CN)
CHIEW ANSEN (CN)

Application Number:

PCT/CN2022/104181

Publication Date:

January 11, 2024

Filing Date:

July 06, 2022

Export Citation:

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Assignee:

MOJIA SHANGHAI BIOTECH CO LTD (CN)

International Classes:

C07C263/04; C07C263/20; C07C265/14

Foreign References:

CN102070491A	2011-05-25
CN101805272A	2010-08-18
CN113105364A	2021-07-13
CN101205197A	2008-06-25
CN101429138A	2009-05-13
CN101489996A	2009-07-22
CN107935889A	2018-04-20
CN111825572A	2020-10-27

Attorney, Agent or Firm:

JUN HE LAW OFFICES (CN)

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