Title:
ジヨードペルフルオロ−Ｃ３〜Ｃ７−アルカンの段階的合成
Document Type and Number:
Japanese Patent JP6820859
Kind Code:
B2
Abstract:
The process is provided for forming the reaction product comprising the homologue mixture of I(CF2)nI, wherein n is 3 to 7, which may contain at least one of the contaminants ICF2I and I(CF2)2I, by the steps comprising (a) reacting iodine with hexafluoropropylene oxide at a temperature of 150° C. to 210° C. in a reactor, the amount of said hexafluoro-propylene oxide being a portion of the total amount of hexafluoropropylene oxide to be reacted with said iodine, thereby forming a reaction product containing gaseous perfluoroacetyl fluoride as a reaction by-product, (b) cooling said reaction product to become liquid except for said gaseous perfluoroacetyl fluoride, (c) venting said perfluoroacetyl fluoride from said reactor, and (d) repeating said steps (a), (b), and (c) until said total amount of said HFPO is reacted with said iodine.
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Inventors:
Min Hong Han
Alexander Anthony Marchione
Peter A. Moken
Alexander Anthony Marchione
Peter A. Moken
Application Number:
JP2017545585A
Publication Date:
January 27, 2021
Filing Date:
February 25, 2016
Export Citation:
Assignee:
The Kemmers Company FC Limited Liability Company
International Classes:
C07C17/093; C07C17/26; C07C19/16
Domestic Patent References:
| JP2000505082A | ||||
| JP2005523149A | ||||
| JP2007091652A |
Attorney, Agent or Firm:
Patent Business Corporation Tani/Abe Patent Office