DE3015092A1 - Verfahren zur abtrennung von tetrafluorethylen aus gasgemischen, die insbesondere stickstoff oder kohlenmonoxid enthalten - Google Patents
Verfahren zur abtrennung von tetrafluorethylen aus gasgemischen, die insbesondere stickstoff oder kohlenmonoxid enthaltenInfo
- Publication number
- DE3015092A1 DE3015092A1 DE19803015092 DE3015092A DE3015092A1 DE 3015092 A1 DE3015092 A1 DE 3015092A1 DE 19803015092 DE19803015092 DE 19803015092 DE 3015092 A DE3015092 A DE 3015092A DE 3015092 A1 DE3015092 A1 DE 3015092A1
- Authority
- DE
- Germany
- Prior art keywords
- tetrafluoroethylene
- absorbent
- difluoromonochloromethane
- integer
- compounds
- 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.)
- Withdrawn
Links
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical compound FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 title claims description 63
- 239000007789 gas Substances 0.000 title claims description 43
- 239000000203 mixture Substances 0.000 title claims description 37
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims description 34
- 238000000034 method Methods 0.000 title claims description 26
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims description 13
- 229910002091 carbon monoxide Inorganic materials 0.000 title claims description 13
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 title description 4
- 239000002250 absorbent Substances 0.000 claims description 44
- 230000002745 absorbent Effects 0.000 claims description 44
- 238000000197 pyrolysis Methods 0.000 claims description 32
- VOPWNXZWBYDODV-UHFFFAOYSA-N Chlorodifluoromethane Chemical compound FC(F)Cl VOPWNXZWBYDODV-UHFFFAOYSA-N 0.000 claims description 30
- 229910052757 nitrogen Inorganic materials 0.000 claims description 13
- 150000001875 compounds Chemical class 0.000 claims description 12
- BKWAVXQSZLEURV-UHFFFAOYSA-N 2-chloro-1,1,1,3,3,3-hexafluoropropane Chemical compound FC(F)(F)C(Cl)C(F)(F)F BKWAVXQSZLEURV-UHFFFAOYSA-N 0.000 claims description 8
- -1 fluorocarbon compound Chemical class 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 5
- 238000006116 polymerization reaction Methods 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 4
- 238000011010 flushing procedure Methods 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 description 23
- 239000000047 product Substances 0.000 description 17
- 238000009835 boiling Methods 0.000 description 15
- XPDWGBQVDMORPB-UHFFFAOYSA-N Fluoroform Chemical compound FC(F)F XPDWGBQVDMORPB-UHFFFAOYSA-N 0.000 description 8
- 238000004508 fractional distillation Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 7
- 238000010626 work up procedure Methods 0.000 description 7
- 239000000126 substance Substances 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 239000004341 Octafluorocyclobutane Substances 0.000 description 4
- KYKAJFCTULSVSH-UHFFFAOYSA-N chloro(fluoro)methane Chemical class F[C]Cl KYKAJFCTULSVSH-UHFFFAOYSA-N 0.000 description 4
- HCDGVLDPFQMKDK-UHFFFAOYSA-N hexafluoropropylene Chemical compound FC(F)=C(F)C(F)(F)F HCDGVLDPFQMKDK-UHFFFAOYSA-N 0.000 description 4
- BCCOBQSFUDVTJQ-UHFFFAOYSA-N octafluorocyclobutane Chemical compound FC1(F)C(F)(F)C(F)(F)C1(F)F BCCOBQSFUDVTJQ-UHFFFAOYSA-N 0.000 description 4
- 235000019407 octafluorocyclobutane Nutrition 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000006227 byproduct Substances 0.000 description 3
- 238000003795 desorption Methods 0.000 description 3
- 229910052731 fluorine Inorganic materials 0.000 description 3
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical class FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 3
- 238000005194 fractionation Methods 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 238000010926 purge Methods 0.000 description 3
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- RWRIWBAIICGTTQ-UHFFFAOYSA-N difluoromethane Chemical compound FCF RWRIWBAIICGTTQ-UHFFFAOYSA-N 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- BOSAWIQFTJIYIS-UHFFFAOYSA-N 1,1,1-trichloro-2,2,2-trifluoroethane Chemical compound FC(F)(F)C(Cl)(Cl)Cl BOSAWIQFTJIYIS-UHFFFAOYSA-N 0.000 description 1
- BQCIDUSAKPWEOX-UHFFFAOYSA-N 1,1-Difluoroethene Chemical compound FC(F)=C BQCIDUSAKPWEOX-UHFFFAOYSA-N 0.000 description 1
- WFLOTYSKFUPZQB-UHFFFAOYSA-N 1,2-difluoroethene Chemical group FC=CF WFLOTYSKFUPZQB-UHFFFAOYSA-N 0.000 description 1
- RFCAUADVODFSLZ-UHFFFAOYSA-N 1-Chloro-1,1,2,2,2-pentafluoroethane Chemical compound FC(F)(F)C(F)(F)Cl RFCAUADVODFSLZ-UHFFFAOYSA-N 0.000 description 1
- VFWCMGCRMGJXDK-UHFFFAOYSA-N 1-chlorobutane Chemical compound CCCCCl VFWCMGCRMGJXDK-UHFFFAOYSA-N 0.000 description 1
- KJGXPVLCSICDQG-UHFFFAOYSA-N 2-chloro-1,1,1,2,3,3,3-heptafluoropropane Chemical compound FC(F)(F)C(F)(Cl)C(F)(F)F KJGXPVLCSICDQG-UHFFFAOYSA-N 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 150000001722 carbon compounds Chemical class 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- PXBRQCKWGAHEHS-UHFFFAOYSA-N dichlorodifluoromethane Chemical compound FC(F)(Cl)Cl PXBRQCKWGAHEHS-UHFFFAOYSA-N 0.000 description 1
- 235000019404 dichlorodifluoromethane Nutrition 0.000 description 1
- RXKJFZQQPQGTFL-UHFFFAOYSA-N dihydroxyacetone Chemical class OCC(=O)CO RXKJFZQQPQGTFL-UHFFFAOYSA-N 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000000895 extractive distillation Methods 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 239000008246 gaseous mixture Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- UKACHOXRXFQJFN-UHFFFAOYSA-N heptafluoropropane Chemical compound FC(F)C(F)(F)C(F)(F)F UKACHOXRXFQJFN-UHFFFAOYSA-N 0.000 description 1
- WMIYKQLTONQJES-UHFFFAOYSA-N hexafluoroethane Chemical compound FC(F)(F)C(F)(F)F WMIYKQLTONQJES-UHFFFAOYSA-N 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 230000002040 relaxant effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000005406 washing Methods 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1425—Regeneration of liquid absorbents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
- B01D53/1487—Removing organic compounds
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19803015092 DE3015092A1 (de) | 1980-04-19 | 1980-04-19 | Verfahren zur abtrennung von tetrafluorethylen aus gasgemischen, die insbesondere stickstoff oder kohlenmonoxid enthalten |
| EP81102686A EP0038970B1 (de) | 1980-04-19 | 1981-04-09 | Verfahren zur Abtrennung von Tetrafluorethylen aus Gasgemischen, die neben Tetrafluorethylen insbesondere Stickstoff oder Kohlenmonoxid enthalten |
| DE8181102686T DE3160150D1 (en) | 1980-04-19 | 1981-04-09 | Process for the separation of tetrafluoroethylene from gas mixtures containing in addition to tetrafluoroethylene particularly nitrogen or carbon monoxide |
| JP5724881A JPS56166128A (en) | 1980-04-19 | 1981-04-17 | Separation of tetrafluoroethylene from gas mixture containing nitrogen or carbon monoxide especially as well as tetrafluoroethylene |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19803015092 DE3015092A1 (de) | 1980-04-19 | 1980-04-19 | Verfahren zur abtrennung von tetrafluorethylen aus gasgemischen, die insbesondere stickstoff oder kohlenmonoxid enthalten |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE3015092A1 true DE3015092A1 (de) | 1981-10-22 |
Family
ID=6100442
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19803015092 Withdrawn DE3015092A1 (de) | 1980-04-19 | 1980-04-19 | Verfahren zur abtrennung von tetrafluorethylen aus gasgemischen, die insbesondere stickstoff oder kohlenmonoxid enthalten |
| DE8181102686T Expired DE3160150D1 (en) | 1980-04-19 | 1981-04-09 | Process for the separation of tetrafluoroethylene from gas mixtures containing in addition to tetrafluoroethylene particularly nitrogen or carbon monoxide |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE8181102686T Expired DE3160150D1 (en) | 1980-04-19 | 1981-04-09 | Process for the separation of tetrafluoroethylene from gas mixtures containing in addition to tetrafluoroethylene particularly nitrogen or carbon monoxide |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP0038970B1 (enExample) |
| JP (1) | JPS56166128A (enExample) |
| DE (2) | DE3015092A1 (enExample) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3729106A1 (de) * | 1987-09-01 | 1989-03-09 | Hoechst Ag | Verfahren zur gewinnung von reinem tetrafluorethylen |
| US5049241A (en) * | 1990-03-27 | 1991-09-17 | E. I. Du Pont De Nemours And Company | Extractive distillation |
| US6849163B2 (en) * | 2000-02-29 | 2005-02-01 | Daikin Industries, Ltd. | Method for producing tetrafluoroethylene |
| GB0103718D0 (en) * | 2001-02-14 | 2001-04-04 | Ineos Fluor Ltd | Recovery of fluorine containing compounds |
| JP4846293B2 (ja) * | 2005-07-28 | 2011-12-28 | 昭和電工株式会社 | ペンタフルオロエタンの回収方法および該方法を含むペンタフルオロエタンの製造方法 |
| CN106146246A (zh) * | 2011-02-04 | 2016-11-23 | 旭硝子株式会社 | 2,3,3,3‑四氟丙烯的纯化方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4042634A (en) * | 1976-03-15 | 1977-08-16 | E. I. Du Pont De Nemours And Company | Fluorocarbon separation process |
-
1980
- 1980-04-19 DE DE19803015092 patent/DE3015092A1/de not_active Withdrawn
-
1981
- 1981-04-09 DE DE8181102686T patent/DE3160150D1/de not_active Expired
- 1981-04-09 EP EP81102686A patent/EP0038970B1/de not_active Expired
- 1981-04-17 JP JP5724881A patent/JPS56166128A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS56166128A (en) | 1981-12-21 |
| EP0038970A1 (de) | 1981-11-04 |
| EP0038970B1 (de) | 1983-04-06 |
| DE3160150D1 (en) | 1983-05-11 |
| JPH0148250B2 (enExample) | 1989-10-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8130 | Withdrawal |