DE2026188C3 - Verfahren zur Abtrennung von Tetrafluoräthylen - Google Patents
Verfahren zur Abtrennung von TetrafluoräthylenInfo
- Publication number
- DE2026188C3 DE2026188C3 DE2026188A DE2026188A DE2026188C3 DE 2026188 C3 DE2026188 C3 DE 2026188C3 DE 2026188 A DE2026188 A DE 2026188A DE 2026188 A DE2026188 A DE 2026188A DE 2026188 C3 DE2026188 C3 DE 2026188C3
- Authority
- DE
- Germany
- Prior art keywords
- tetrafluoroethylene
- pyrolysis
- temperature
- separation
- gas mixtures
- 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 claims description 16
- 238000000926 separation method Methods 0.000 title claims description 8
- 238000000034 method Methods 0.000 title claims 4
- 239000000203 mixture Substances 0.000 claims description 16
- 239000007789 gas Substances 0.000 claims description 13
- 238000000197 pyrolysis Methods 0.000 claims description 11
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 6
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 4
- 239000001257 hydrogen Substances 0.000 claims description 4
- 229910052739 hydrogen Inorganic materials 0.000 claims description 4
- -1 methyl ions Chemical class 0.000 claims description 4
- NTIZESTWPVYFNL-UHFFFAOYSA-N Methyl isobutyl ketone Chemical compound CC(C)CC(C)=O NTIZESTWPVYFNL-UHFFFAOYSA-N 0.000 claims description 3
- UIHCLUNTQKBZGK-UHFFFAOYSA-N Methyl isobutyl ketone Natural products CCC(C)C(C)=O UIHCLUNTQKBZGK-UHFFFAOYSA-N 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 3
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical class FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 claims description 3
- 239000002904 solvent Substances 0.000 claims description 3
- PTTPXKJBFFKCEK-UHFFFAOYSA-N 2-Methyl-4-heptanone Chemical compound CC(C)CC(=O)CC(C)C PTTPXKJBFFKCEK-UHFFFAOYSA-N 0.000 claims description 2
- VOPWNXZWBYDODV-UHFFFAOYSA-N Chlorodifluoromethane Chemical compound FC(F)Cl VOPWNXZWBYDODV-UHFFFAOYSA-N 0.000 claims description 2
- 238000004821 distillation Methods 0.000 claims description 2
- HCDGVLDPFQMKDK-UHFFFAOYSA-N hexafluoropropylene Chemical compound FC(F)=C(F)C(F)(F)F HCDGVLDPFQMKDK-UHFFFAOYSA-N 0.000 claims description 2
- 239000004341 Octafluorocyclobutane Substances 0.000 claims 2
- 238000009835 boiling Methods 0.000 claims 2
- NEHMKBQYUWJMIP-UHFFFAOYSA-N chloromethane Chemical compound ClC NEHMKBQYUWJMIP-UHFFFAOYSA-N 0.000 claims 2
- WSGCRAOTEDLMFQ-UHFFFAOYSA-N nonan-5-one Chemical compound CCCCC(=O)CCCC WSGCRAOTEDLMFQ-UHFFFAOYSA-N 0.000 claims 2
- BCCOBQSFUDVTJQ-UHFFFAOYSA-N octafluorocyclobutane Chemical compound FC1(F)C(F)(F)C(F)(F)C1(F)F BCCOBQSFUDVTJQ-UHFFFAOYSA-N 0.000 claims 2
- 235000019407 octafluorocyclobutane Nutrition 0.000 claims 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims 1
- 239000005977 Ethylene Substances 0.000 claims 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 239000000470 constituent Substances 0.000 claims 1
- 238000000354 decomposition reaction Methods 0.000 claims 1
- 238000000605 extraction Methods 0.000 claims 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 claims 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims 1
- XPDWGBQVDMORPB-UHFFFAOYSA-N Fluoroform Chemical compound FC(F)F XPDWGBQVDMORPB-UHFFFAOYSA-N 0.000 description 4
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- RWRIWBAIICGTTQ-UHFFFAOYSA-N difluoromethane Chemical compound FCF RWRIWBAIICGTTQ-UHFFFAOYSA-N 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- BOUGCJDAQLKBQH-UHFFFAOYSA-N 1-chloro-1,2,2,2-tetrafluoroethane Chemical compound FC(Cl)C(F)(F)F BOUGCJDAQLKBQH-UHFFFAOYSA-N 0.000 description 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical class F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- WMIYKQLTONQJES-UHFFFAOYSA-N hexafluoroethane Chemical compound FC(F)(F)C(F)(F)F WMIYKQLTONQJES-UHFFFAOYSA-N 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- PQIOSYKVBBWRRI-UHFFFAOYSA-N methylphosphonyl difluoride Chemical group CP(F)(F)=O PQIOSYKVBBWRRI-UHFFFAOYSA-N 0.000 description 1
- QYSGYZVSCZSLHT-UHFFFAOYSA-N octafluoropropane Chemical compound FC(F)(F)C(F)(F)C(F)(F)F QYSGYZVSCZSLHT-UHFFFAOYSA-N 0.000 description 1
- DAFIBNSJXIGBQB-UHFFFAOYSA-N perfluoroisobutene Chemical group FC(F)=C(C(F)(F)F)C(F)(F)F DAFIBNSJXIGBQB-UHFFFAOYSA-N 0.000 description 1
- 229960004065 perflutren Drugs 0.000 description 1
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- WQGWDDDVZFFDIG-UHFFFAOYSA-N pyrogallol Chemical compound OC1=CC=CC(O)=C1O WQGWDDDVZFFDIG-UHFFFAOYSA-N 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- TXEYQDLBPFQVAA-UHFFFAOYSA-N tetrafluoromethane Chemical compound FC(F)(F)F TXEYQDLBPFQVAA-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 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)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2026188A DE2026188C3 (de) | 1970-05-29 | 1970-05-29 | Verfahren zur Abtrennung von Tetrafluoräthylen |
| US119305A US3680289A (en) | 1970-05-29 | 1971-02-26 | Process of separating tetrafluoroethylene from gas mixtures containing the same |
| FR7113784A FR2090362A6 (enExample) | 1970-05-29 | 1971-04-19 | |
| IT23720/71A IT975526B (it) | 1970-05-29 | 1971-04-27 | Procedimento per la separazione di tetrafluoreoetiline da miscele gassose |
| GB1733271A GB1329502A (en) | 1970-05-29 | 1971-05-26 | Method of separating tetrafluoroethylene from a gas mixture containing it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2026188A DE2026188C3 (de) | 1970-05-29 | 1970-05-29 | Verfahren zur Abtrennung von Tetrafluoräthylen |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2026188A1 DE2026188A1 (de) | 1971-12-09 |
| DE2026188B2 DE2026188B2 (de) | 1974-02-07 |
| DE2026188C3 true DE2026188C3 (de) | 1974-09-26 |
Family
ID=5772371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2026188A Expired DE2026188C3 (de) | 1970-05-29 | 1970-05-29 | Verfahren zur Abtrennung von Tetrafluoräthylen |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3680289A (enExample) |
| DE (1) | DE2026188C3 (enExample) |
| FR (1) | FR2090362A6 (enExample) |
| GB (1) | GB1329502A (enExample) |
| IT (1) | IT975526B (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2638650C2 (de) * | 1976-08-27 | 1982-11-25 | Hoechst Ag, 6000 Frankfurt | Verfahren zur Abtrennung von Tetrafluoräthylen aus Gasgemischen |
| JP2002338631A (ja) * | 2001-03-14 | 2002-11-27 | Asahi Glass Co Ltd | テトラフルオロエチレン重合体の製造方法 |
| CN100469744C (zh) * | 2006-12-08 | 2009-03-18 | 中昊晨光化工研究院 | 一种去除四氟乙烯中杂质的方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1247298B (de) * | 1963-03-04 | 1967-08-17 | Daikin Ind Ltd | Verfahren zur Gewinnung von Tetrafluoraethylen oder Hexafluorpropen aus diese Stoffeenthaltenden Gasgemischen |
| US3236030A (en) * | 1965-05-03 | 1966-02-22 | Dow Chemical Co | Process for preferentially absorbing and recovering a fluorinated hydrocarbon |
| FR2025367A1 (enExample) * | 1968-12-05 | 1970-09-11 | Kali Chemie Ag |
-
1970
- 1970-05-29 DE DE2026188A patent/DE2026188C3/de not_active Expired
-
1971
- 1971-02-26 US US119305A patent/US3680289A/en not_active Expired - Lifetime
- 1971-04-19 FR FR7113784A patent/FR2090362A6/fr not_active Expired
- 1971-04-27 IT IT23720/71A patent/IT975526B/it active
- 1971-05-26 GB GB1733271A patent/GB1329502A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2026188A1 (de) | 1971-12-09 |
| IT975526B (it) | 1974-08-10 |
| FR2090362A6 (enExample) | 1972-01-14 |
| DE2026188B2 (de) | 1974-02-07 |
| US3680289A (en) | 1972-08-01 |
| GB1329502A (en) | 1973-09-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) |