Title:
脂肪族イソシアネートの製造方法
Document Type and Number:
Japanese Patent JP6856756
Kind Code:
B2
Abstract:
Provided is a method capable of preparing high-purity aliphatic isocyanate, particularly, xylylene isocyanate in a high yield in a simple manner without an additional separate process, wherein when aliphatic isocyanate is prepared using phosgene, a side-reaction inhibitor capable of inhibiting side-reactions is introduced during phosgenation.
Inventors:
Ju Young Park
Cho Hee An
Sun Won Choi
John Sik Kim
San Hyun Cho
Cho Hee An
Sun Won Choi
John Sik Kim
San Hyun Cho
Application Number:
JP2019534877A
Publication Date:
April 14, 2021
Filing Date:
December 06, 2017
Export Citation:
Assignee:
HANWHA SOLUTIONS CORPORATION
International Classes:
C07C263/10; C07C265/14
Domestic Patent References:
| JP37253A | ||||
| JP7309827A |
Foreign References:
| WO2015155365A2 | ||||
| WO2007010996A1 | ||||
| WO2010016540A1 |
Attorney, Agent or Firm:
Yasuhiko Murayama
Shinya Mitsuhiro
Tatsuhiko Abe
Shinya Mitsuhiro
Tatsuhiko Abe