JPS53111011A - Preparation of polyfluoric acid difluoride - Google Patents

Preparation of polyfluoric acid difluoride

Info

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
Application number
JP2438777A
Other languages
Japanese (ja)
Other versions
JPS568813B2 (en
Inventor
Masaaki Yamabe
Shunichi Samejima
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AGC Inc
Original Assignee
Asahi Glass Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Asahi Glass Co Ltd filed Critical Asahi Glass Co Ltd
Priority to JP2438777A priority Critical patent/JPS53111011A/en
Publication of JPS53111011A publication Critical patent/JPS53111011A/en
Publication of JPS568813B2 publication Critical patent/JPS568813B2/ja
Granted legal-status Critical Current

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
JP2438777A 1977-03-08 1977-03-08 Preparation of polyfluoric acid difluoride Granted JPS53111011A (en)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Patent Citations (1)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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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