Title:
ハイドロフルオロカーボンの同時生産方法
Document Type and Number:
Japanese Patent JP7316738
Kind Code:
B2
Abstract:
A method for coproducing hydrofluorocarbons, the method involving preheating a mixture of a chlorinated alkene and hydrogen fluoride and then introducing the mixture into the top of a reactor, while also introducing 1,1,1,2,3,3-hexafluoropropylene and dichloromethane into the middle portion of the reactor for a reaction to obtain a reaction product at an outlet of the reactor, wherein the reactor is divided into three to six sections, each of which is filled with a catalyst; and separating the reaction product to obtain a plurality of hydrofluorocarbon products, respectively. The method has advantages such as a high yield, a good selectivity, and a low energy consumption.
Inventors:
Zhou Lihui
Hong Jiang Yong
Yang wave
Zhang Hiko
Wu Yi
Tang Xinguo
Yu Huimei
Hong Jiang Yong
Yang wave
Zhang Hiko
Wu Yi
Tang Xinguo
Yu Huimei
Application Number:
JP2021572669A
Publication Date:
July 28, 2023
Filing Date:
July 16, 2021
Export Citation:
Assignee:
ZHEJIANG QUHUA FLUOR-CHEMISTRY CO LTD
International Classes:
C07C17/07; B01J23/26; B01J23/46; B01J23/652; C07C17/20; C07C19/08
Domestic Patent References:
| JP2017523123A | ||||
| JP3170800B2 | ||||
| JP8027046A | ||||
| JP8024362A |
Attorney, Agent or Firm:
Patent Attorney Corporation Cosmos International Patent and Trademark Office
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