JPS53111011A - Preparation of polyfluoric acid difluoride - Google Patents
Preparation of polyfluoric acid difluorideInfo
- Publication number
- JPS53111011A JPS53111011A JP2438777A JP2438777A JPS53111011A JP S53111011 A JPS53111011 A JP S53111011A JP 2438777 A JP2438777 A JP 2438777A JP 2438777 A JP2438777 A JP 2438777A JP S53111011 A JPS53111011 A JP S53111011A
- Authority
- JP
- Japan
- Prior art keywords
- preparation
- acid difluoride
- polyfluoric
- polyfluoric acid
- difluoride
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
PURPOSE: To obtain the title compound in high yield, useful as a raw material of a fluorine-containing condensation polymer and afluorine-containing vinyl ether, by the oxidation of α,ω-diiodopolyfluoroalkane with sulfur trioxide.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2438777A JPS53111011A (en) | 1977-03-08 | 1977-03-08 | Preparation of polyfluoric acid difluoride |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2438777A JPS53111011A (en) | 1977-03-08 | 1977-03-08 | Preparation of polyfluoric acid difluoride |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS53111011A true JPS53111011A (en) | 1978-09-28 |
JPS568813B2 JPS568813B2 (en) | 1981-02-25 |
Family
ID=12136751
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2438777A Granted JPS53111011A (en) | 1977-03-08 | 1977-03-08 | Preparation of polyfluoric acid difluoride |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS53111011A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5948436A (en) * | 1982-09-10 | 1984-03-19 | Daikin Ind Ltd | Preparation of perfluoroalkylenedicarboxylic acid difluoride |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5223020A (en) * | 1975-08-05 | 1977-02-21 | Asahi Glass Co Ltd | Process for preparation of fluorocompound containing oxygen |
-
1977
- 1977-03-08 JP JP2438777A patent/JPS53111011A/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5223020A (en) * | 1975-08-05 | 1977-02-21 | Asahi Glass Co Ltd | Process for preparation of fluorocompound containing oxygen |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5948436A (en) * | 1982-09-10 | 1984-03-19 | Daikin Ind Ltd | Preparation of perfluoroalkylenedicarboxylic acid difluoride |
JPS6345657B2 (en) * | 1982-09-10 | 1988-09-12 | Daikin Kogyo Co Ltd |
Also Published As
Publication number | Publication date |
---|---|
JPS568813B2 (en) | 1981-02-25 |
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