Title:
METHOD FOR PREPARING ISOCYANATE COMPOUND
Document Type and Number:
WIPO Patent Application WO/2022/146091
Kind Code:
A1
Abstract:
The present invention relates to a method for preparing an isocyanate compound. The objective of the present invention is to provide a method for preparing an isocyanate compound using phosgene, whereby the thermal denaturation of a reaction product and the generation of by-products is minimized, and a high-purity isocyanate compound can be more stably obtained.
Inventors:
RYU HYUN CHEOL (KR)
MIN JU WON (KR)
HAN KEEDO (KR)
MIN JU WON (KR)
HAN KEEDO (KR)
Application Number:
PCT/KR2021/020331
Publication Date:
July 07, 2022
Filing Date:
December 30, 2021
Export Citation:
Assignee:
HANWHA SOLUTIONS CORP (KR)
International Classes:
C07C263/10; C07C263/16; C07C263/20; C07C265/14
Foreign References:
| KR20180127517A | 2018-11-28 | |||
| KR20140136456A | 2014-11-28 | |||
| KR20190142642A | 2019-12-27 | |||
| KR20100139076A | 2010-12-31 | |||
| US20060025626A1 | 2006-02-02 |
Attorney, Agent or Firm:
YOU ME PATENT AND LAW FIRM (KR)
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