CA939682A - Purification of perfluorovinyl ethers by thermal decomposition of unstable isomers - Google Patents
Purification of perfluorovinyl ethers by thermal decomposition of unstable isomersInfo
- Publication number
- CA939682A CA939682A CA112,857A CA112857A CA939682A CA 939682 A CA939682 A CA 939682A CA 112857 A CA112857 A CA 112857A CA 939682 A CA939682 A CA 939682A
- Authority
- CA
- Canada
- Prior art keywords
- purification
- thermal decomposition
- perfluorovinyl ethers
- isomers
- unstable
- 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
Links
- RRZIJNVZMJUGTK-UHFFFAOYSA-N 1,1,2-trifluoro-2-(1,2,2-trifluoroethenoxy)ethene Chemical class FC(F)=C(F)OC(F)=C(F)F RRZIJNVZMJUGTK-UHFFFAOYSA-N 0.000 title 1
- 238000000746 purification Methods 0.000 title 1
- 238000005979 thermal decomposition reaction Methods 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
- C07C303/02—Preparation 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C303/00—Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides
- C07C303/42—Separation; Purification; Stabilisation; Use of additives
- C07C303/44—Separation; Purification
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C59/00—Compounds having carboxyl groups bound to acyclic carbon atoms and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
- C07C59/125—Saturated compounds having only one carboxyl group and containing ether groups, groups, groups, or groups
- C07C59/135—Saturated compounds having only one carboxyl group and containing ether groups, groups, groups, or groups containing halogen
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F16/00—Homopolymers 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
- C08F16/12—Homopolymers 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
- C08F16/14—Monomers containing only one unsaturated aliphatic radical
- C08F16/24—Monomers 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US4411170A | 1970-06-08 | 1970-06-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA939682A true CA939682A (en) | 1974-01-08 |
Family
ID=21930583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA112,857A Expired CA939682A (en) | 1970-06-08 | 1971-05-12 | Purification of perfluorovinyl ethers by thermal decomposition of unstable isomers |
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) |
Families Citing this family (2)
| 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) |
| CN117510382B (zh) * | 2023-11-06 | 2025-12-16 | 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 |
-
1971
- 1971-05-12 CA CA112,857A patent/CA939682A/en not_active Expired
- 1971-05-28 GB GB1812571A patent/GB1346687A/en not_active Expired
- 1971-06-04 JP JP46038690A patent/JPS5235645B1/ja active Pending
- 1971-06-07 FR FR7120472A patent/FR2094106B1/fr not_active Expired
- 1971-06-08 NL NL7107837A patent/NL7107837A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2128256B2 (de) | 1976-10-21 |
| FR2094106A1 (enExample) | 1972-02-04 |
| DE2128256A1 (de) | 1971-12-16 |
| NL7107837A (enExample) | 1971-12-10 |
| GB1346687A (en) | 1974-02-13 |
| JPS5235645B1 (enExample) | 1977-09-10 |
| FR2094106B1 (enExample) | 1973-06-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| IT1035512B (it) | Procedimento per la produzione di zucchero contenente maltosio di elevata purezza | |
| CA936672A (en) | Process for the production of sodium percarbonate | |
| CA1013692A (en) | Production of 7-amino-3-methylcephem compounds | |
| CA958037A (en) | Thermal decomposition of organic compounds | |
| CA936829A (en) | High pressure purification of hydrogen fluoride | |
| CA943907A (en) | Plant production of aluminium by electrolysis | |
| CA939682A (en) | Purification of perfluorovinyl ethers by thermal decomposition of unstable isomers | |
| CA988100A (en) | Production of 4-nitrosodiphenylamine of high purity | |
| AU3631871A (en) | Production of aluminium by electrolysis | |
| IT1035016B (it) | Procedimento per la produzione di maltosio di elevata purezza | |
| CA976193A (en) | Conversion of acetylbenzenes to unsaturated derivatives | |
| CA940142A (en) | Purification of alkane sulfonate products | |
| CA947222A (en) | Process of producing pure benzene by extractive distillation | |
| CA846162A (en) | Production of high purity diketene | |
| AU3632671A (en) | Production of aluminium by electrolysis | |
| CA948213A (en) | Preparation of alpha-hydroxyketones | |
| CA856758A (en) | Production of high purity methanol | |
| CA947040A (en) | Production of sodium hydrosulfite from formates | |
| CA685896A (en) | Production of alcohols by telomerization | |
| CA842873A (en) | Purification of perhaloacetones | |
| CA849571A (en) | Production of ethers | |
| AU449714B2 (en) | Production of tetrasila-adamantane compounds | |
| CA849003A (en) | Production of peroxy compound | |
| CA853751A (en) | Process for the preparation of acetals | |
| AU262715B2 (en) | Purification of aluminum by crystallization |