GB1346687A - Purification of perfluorovinyl ethers - Google Patents

Purification of perfluorovinyl ethers

Info

Publication number
GB1346687A
GB1346687A GB1812571A GB1812571A GB1346687A GB 1346687 A GB1346687 A GB 1346687A GB 1812571 A GB1812571 A GB 1812571A GB 1812571 A GB1812571 A GB 1812571A GB 1346687 A GB1346687 A GB 1346687A
Authority
GB
United Kingdom
Prior art keywords
isomers
fluoride
perfluorovinyl ethers
purification
ocf
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.)
Expired
Application number
GB1812571A
Other languages
English (en)
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of GB1346687A publication Critical patent/GB1346687A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C303/00Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
    • C07C303/02Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C303/00Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
    • C07C303/42Separation; Purification; Stabilisation; Use of additives
    • C07C303/44Separation; Purification
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C59/00Compounds having carboxyl groups bound to acyclic carbon atoms and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
    • C07C59/125Saturated compounds having only one carboxyl group and containing ether groups, groups, groups, or groups
    • C07C59/135Saturated compounds having only one carboxyl group and containing ether groups, groups, groups, or groups containing halogen
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F16/00Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical
    • C08F16/12Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical by an ether radical
    • C08F16/14Monomers containing only one unsaturated aliphatic radical
    • C08F16/24Monomers containing halogen

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Other Resins Obtained By Reactions Not Involving Carbon-To-Carbon Unsaturated Bonds (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
GB1812571A 1970-06-08 1971-05-28 Purification of perfluorovinyl ethers Expired GB1346687A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US4411170A 1970-06-08 1970-06-08

Publications (1)

Publication Number Publication Date
GB1346687A true GB1346687A (en) 1974-02-13

Family

ID=21930583

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1812571A Expired GB1346687A (en) 1970-06-08 1971-05-28 Purification of perfluorovinyl ethers

Country Status (5)

Country Link
JP (1) JPS5235645B1 (enExample)
CA (1) CA939682A (enExample)
FR (1) FR2094106B1 (enExample)
GB (1) GB1346687A (enExample)
NL (1) NL7107837A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5023362A (en) * 1980-04-03 1991-06-11 E. I. Du Pont De Nemours And Company Alkyl perfluoro(2-methyl-5-oxo-3-oxahexanoate)
CN117510382A (zh) * 2023-11-06 2024-02-06 浙江巨化技术中心有限公司 分离纯化全氟(4-甲基-3,6-二氧杂-7-辛烯)磺酰氟的方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5023362A (en) * 1980-04-03 1991-06-11 E. I. Du Pont De Nemours And Company Alkyl perfluoro(2-methyl-5-oxo-3-oxahexanoate)
CN117510382A (zh) * 2023-11-06 2024-02-06 浙江巨化技术中心有限公司 分离纯化全氟(4-甲基-3,6-二氧杂-7-辛烯)磺酰氟的方法

Also Published As

Publication number Publication date
DE2128256B2 (de) 1976-10-21
CA939682A (en) 1974-01-08
FR2094106A1 (enExample) 1972-02-04
DE2128256A1 (de) 1971-12-16
NL7107837A (enExample) 1971-12-10
JPS5235645B1 (enExample) 1977-09-10
FR2094106B1 (enExample) 1973-06-08

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Legal Events

Date Code Title Description
PS Patent sealed
PE20 Patent expired after termination of 20 years