DE3127622C2 - - Google Patents
Info
- Publication number
- DE3127622C2 DE3127622C2 DE19813127622 DE3127622A DE3127622C2 DE 3127622 C2 DE3127622 C2 DE 3127622C2 DE 19813127622 DE19813127622 DE 19813127622 DE 3127622 A DE3127622 A DE 3127622A DE 3127622 C2 DE3127622 C2 DE 3127622C2
- Authority
- DE
- Germany
- Prior art keywords
- impurities
- cleaned
- sulfur hexafluoride
- sorption
- purification
- 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
- 229910018503 SF6 Inorganic materials 0.000 claims description 45
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 claims description 44
- 238000000034 method Methods 0.000 claims description 31
- 239000012535 impurity Substances 0.000 claims description 27
- 229960000909 sulfur hexafluoride Drugs 0.000 claims description 16
- 238000002425 crystallisation Methods 0.000 claims description 10
- 230000008025 crystallization Effects 0.000 claims description 10
- 238000000746 purification Methods 0.000 claims description 10
- 238000001179 sorption measurement Methods 0.000 claims description 9
- 239000007791 liquid phase Substances 0.000 claims description 8
- 239000012141 concentrate Substances 0.000 claims description 7
- 238000004821 distillation Methods 0.000 claims description 7
- 238000000859 sublimation Methods 0.000 claims description 7
- 230000008022 sublimation Effects 0.000 claims description 7
- 238000009835 boiling Methods 0.000 claims description 5
- 239000002994 raw material Substances 0.000 claims description 5
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 4
- 229910052593 corundum Inorganic materials 0.000 claims description 4
- 229910001845 yogo sapphire Inorganic materials 0.000 claims description 4
- 239000010457 zeolite Substances 0.000 claims description 3
- 239000003513 alkali Substances 0.000 claims 1
- 238000003421 catalytic decomposition reaction Methods 0.000 claims 1
- 238000001704 evaporation Methods 0.000 claims 1
- 230000008020 evaporation Effects 0.000 claims 1
- 230000016507 interphase Effects 0.000 claims 1
- 238000004140 cleaning Methods 0.000 description 23
- 239000000047 product Substances 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 11
- 239000007789 gas Substances 0.000 description 7
- 239000000203 mixture Substances 0.000 description 7
- 239000000356 contaminant Substances 0.000 description 6
- TXEYQDLBPFQVAA-UHFFFAOYSA-N tetrafluoromethane Chemical compound FC(F)(F)F TXEYQDLBPFQVAA-UHFFFAOYSA-N 0.000 description 6
- 101000856246 Arabidopsis thaliana Cleavage stimulation factor subunit 77 Proteins 0.000 description 5
- LSJNBGSOIVSBBR-UHFFFAOYSA-N thionyl fluoride Chemical compound FS(F)=O LSJNBGSOIVSBBR-UHFFFAOYSA-N 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- QTJXVIKNLHZIKL-UHFFFAOYSA-N sulfur difluoride Chemical class FSF QTJXVIKNLHZIKL-UHFFFAOYSA-N 0.000 description 4
- 231100000331 toxic Toxicity 0.000 description 4
- 230000002588 toxic effect Effects 0.000 description 4
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 3
- 239000000654 additive Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000003197 catalytic effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 229910052731 fluorine Inorganic materials 0.000 description 3
- 239000011737 fluorine Substances 0.000 description 3
- 238000005194 fractionation Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000003786 synthesis reaction Methods 0.000 description 3
- 229910004014 SiF4 Inorganic materials 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 2
- 238000007792 addition Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 238000004870 electrical engineering Methods 0.000 description 2
- 238000005868 electrolysis reaction Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 150000002222 fluorine compounds Chemical class 0.000 description 2
- 238000004949 mass spectrometry Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 238000000197 pyrolysis Methods 0.000 description 2
- ABTOQLMXBSRXSM-UHFFFAOYSA-N silicon tetrafluoride Chemical compound F[Si](F)(F)F ABTOQLMXBSRXSM-UHFFFAOYSA-N 0.000 description 2
- OBTWBSRJZRCYQV-UHFFFAOYSA-N sulfuryl difluoride Chemical compound FS(F)(=O)=O OBTWBSRJZRCYQV-UHFFFAOYSA-N 0.000 description 2
- DUGWRBKBGKTKOX-UHFFFAOYSA-N tetrafluoro(oxo)-$l^{6}-sulfane Chemical compound FS(F)(F)(F)=O DUGWRBKBGKTKOX-UHFFFAOYSA-N 0.000 description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- 238000004566 IR spectroscopy Methods 0.000 description 1
- AFCARXCZXQIEQB-UHFFFAOYSA-N N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CCNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 AFCARXCZXQIEQB-UHFFFAOYSA-N 0.000 description 1
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 1
- WAIPAZQMEIHHTJ-UHFFFAOYSA-N [Cr].[Co] Chemical compound [Cr].[Co] WAIPAZQMEIHHTJ-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003682 fluorination reaction Methods 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 239000012264 purified product Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 150000003464 sulfur compounds Chemical class 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
- 238000005292 vacuum distillation Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B17/00—Sulfur; Compounds thereof
- C01B17/45—Compounds containing sulfur and halogen, with or without oxygen
- C01B17/4507—Compounds containing sulfur and halogen, with or without oxygen containing sulfur and halogen only
- C01B17/4515—Compounds containing sulfur and halogen, with or without oxygen containing sulfur and halogen only containing sulfur and fluorine only
- C01B17/453—Sulfur hexafluoride
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/80—Compositional purity
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Separation By Low-Temperature Treatments (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19813127622 DE3127622A1 (de) | 1981-07-13 | 1981-07-13 | Verfahren zur feinstreinigung von schwefelhexafluorid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19813127622 DE3127622A1 (de) | 1981-07-13 | 1981-07-13 | Verfahren zur feinstreinigung von schwefelhexafluorid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3127622A1 DE3127622A1 (de) | 1983-02-10 |
| DE3127622C2 true DE3127622C2 (enrdf_load_stackoverflow) | 1987-07-23 |
Family
ID=6136789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19813127622 Granted DE3127622A1 (de) | 1981-07-13 | 1981-07-13 | Verfahren zur feinstreinigung von schwefelhexafluorid |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE3127622A1 (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2145570C1 (ru) * | 1998-11-23 | 2000-02-20 | Акционерное общество "Оксимет" | Способ фиксации серы из гексафторида серы |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3050953A (en) * | 1960-10-05 | 1962-08-28 | Phillips Petroleum Co | Separation by crystallization |
| US3050952A (en) * | 1960-10-05 | 1962-08-28 | Phillips Petroleum Co | Separation by crystallization |
| GB1107363A (en) * | 1963-09-19 | 1968-03-27 | Laporte Acids Ltd | A process for the purification of sulphur hexafluoride |
| DE1212945B (de) * | 1964-07-07 | 1966-03-24 | Kali Chemie Ag | Verfahren zur Entfernung von Sulfurylfluorid aus Schwefelhexafluorid enthaltenden Gasgemischen |
| DE2247229A1 (de) * | 1972-09-27 | 1974-03-28 | Interatom | Desublimator, insbesondere fuer uf tief 6 |
| AU520049B2 (en) * | 1976-08-16 | 1982-01-14 | University Of Sydney, The | Cryogenic pumping system |
-
1981
- 1981-07-13 DE DE19813127622 patent/DE3127622A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE3127622A1 (de) | 1983-02-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OM8 | Search report available as to paragraph 43 lit. 1 sentence 1 patent law | ||
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |