GB1248135A - A method of separating tetrafluoroethylene from gas mixtures containing it - Google Patents
A method of separating tetrafluoroethylene from gas mixtures containing itInfo
- Publication number
- GB1248135A GB1248135A GB56950/69A GB5695069A GB1248135A GB 1248135 A GB1248135 A GB 1248135A GB 56950/69 A GB56950/69 A GB 56950/69A GB 5695069 A GB5695069 A GB 5695069A GB 1248135 A GB1248135 A GB 1248135A
- Authority
- GB
- United Kingdom
- Prior art keywords
- tetrafluoroethylene
- absorbent
- difluoromonochloromethane
- hydrogen chloride
- heater
- 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
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 title abstract 5
- 239000000203 mixture Substances 0.000 title abstract 3
- 239000002250 absorbent Substances 0.000 abstract 3
- 230000002745 absorbent Effects 0.000 abstract 3
- 238000000197 pyrolysis Methods 0.000 abstract 3
- VOPWNXZWBYDODV-UHFFFAOYSA-N Chlorodifluoromethane Chemical compound FC(F)Cl VOPWNXZWBYDODV-UHFFFAOYSA-N 0.000 abstract 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 abstract 2
- 239000007789 gas Substances 0.000 abstract 2
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 abstract 2
- 229910000041 hydrogen chloride Inorganic materials 0.000 abstract 2
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 abstract 1
- NTIZESTWPVYFNL-UHFFFAOYSA-N Methyl isobutyl ketone Chemical compound CC(C)CC(C)=O NTIZESTWPVYFNL-UHFFFAOYSA-N 0.000 abstract 1
- UIHCLUNTQKBZGK-UHFFFAOYSA-N Methyl isobutyl ketone Natural products CCC(C)C(C)=O UIHCLUNTQKBZGK-UHFFFAOYSA-N 0.000 abstract 1
- -1 aliphatic halohydrocarbons Chemical class 0.000 abstract 1
- 125000001309 chloro group Chemical group Cl* 0.000 abstract 1
- 238000000354 decomposition reaction Methods 0.000 abstract 1
- 229910052731 fluorine Inorganic materials 0.000 abstract 1
- 239000011737 fluorine Substances 0.000 abstract 1
- 229940043265 methyl isobutyl ketone Drugs 0.000 abstract 1
- 230000008929 regeneration Effects 0.000 abstract 1
- 238000011069 regeneration method Methods 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C17/00—Preparation of halogenated hydrocarbons
- C07C17/38—Separation; Purification; Stabilisation; Use of additives
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19681812820 DE1812820C (de) | 1968-12-05 | Verfahren zur Abtrennung von Tetra= fluorathylen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1248135A true GB1248135A (en) | 1971-09-29 |
Family
ID=5715301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB56950/69A Expired GB1248135A (en) | 1968-12-05 | 1969-11-20 | A method of separating tetrafluoroethylene from gas mixtures containing it |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3581466A (enExample) |
| FR (1) | FR2025367A1 (enExample) |
| GB (1) | GB1248135A (enExample) |
| NL (1) | NL6917566A (enExample) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2026188C3 (de) * | 1970-05-29 | 1974-09-26 | Kali-Chemie Ag, 3000 Hannover | Verfahren zur Abtrennung von Tetrafluoräthylen |
| DE2638650C2 (de) * | 1976-08-27 | 1982-11-25 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Abtrennung von Tetrafluoräthylen aus Gasgemischen |
| KR890009453A (ko) * | 1987-12-25 | 1989-08-02 | 무라다 마꼬도 | 플런113함유 폐가스의 처리방법 및 장치 |
| EP0545942B2 (en) * | 1990-07-26 | 2003-12-10 | E.I. Du Pont De Nemours And Company | Near-azeotropic blends for use as refrigerants |
| CN101550061B (zh) * | 2009-05-13 | 2012-01-04 | 上海三爱富新材料股份有限公司 | 三氟乙烯的回收方法和装置 |
| FR2987358B1 (fr) * | 2012-02-28 | 2016-10-21 | Arkema France | Procede de synthese du trifluoroethylene a partir du chlorotrifluoroethylene |
| CN112876337B (zh) * | 2021-03-09 | 2024-07-19 | 聊城氟尔新材料科技有限公司 | 一种四氟乙烯联产五氟乙烷的装置和工艺 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3236030A (en) * | 1965-05-03 | 1966-02-22 | Dow Chemical Co | Process for preferentially absorbing and recovering a fluorinated hydrocarbon |
-
1969
- 1969-10-22 FR FR6936309A patent/FR2025367A1/fr not_active Withdrawn
- 1969-11-20 GB GB56950/69A patent/GB1248135A/en not_active Expired
- 1969-11-21 NL NL6917566A patent/NL6917566A/xx unknown
- 1969-12-02 US US886608A patent/US3581466A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US3581466A (en) | 1971-06-01 |
| DE1812820A1 (de) | 1970-05-27 |
| NL6917566A (enExample) | 1970-06-09 |
| FR2025367A1 (enExample) | 1970-09-11 |
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