DE69613320T2 - Verfahren zur Trennung von Dimethyldichlorsilan aus Methyltrichlorsilan - Google Patents
Verfahren zur Trennung von Dimethyldichlorsilan aus MethyltrichlorsilanInfo
- Publication number
- DE69613320T2 DE69613320T2 DE69613320T DE69613320T DE69613320T2 DE 69613320 T2 DE69613320 T2 DE 69613320T2 DE 69613320 T DE69613320 T DE 69613320T DE 69613320 T DE69613320 T DE 69613320T DE 69613320 T2 DE69613320 T2 DE 69613320T2
- Authority
- DE
- Germany
- Prior art keywords
- dimethyldichlorosilane
- silica gel
- methyltrichlorosilane
- mixture
- contacted
- 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 - Lifetime
Links
- LIKFHECYJZWXFJ-UHFFFAOYSA-N dimethyldichlorosilane Chemical compound C[Si](C)(Cl)Cl LIKFHECYJZWXFJ-UHFFFAOYSA-N 0.000 title claims description 34
- 238000000034 method Methods 0.000 title claims description 27
- 239000005055 methyl trichlorosilane Substances 0.000 title claims description 26
- JLUFWMXJHAVVNN-UHFFFAOYSA-N methyltrichlorosilane Chemical compound C[Si](Cl)(Cl)Cl JLUFWMXJHAVVNN-UHFFFAOYSA-N 0.000 title claims description 26
- 238000000926 separation method Methods 0.000 title description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 47
- 239000000741 silica gel Substances 0.000 claims description 37
- 229910002027 silica gel Inorganic materials 0.000 claims description 37
- 239000000203 mixture Substances 0.000 claims description 26
- 239000007791 liquid phase Substances 0.000 claims 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 238000011084 recovery Methods 0.000 description 5
- 239000000377 silicon dioxide Substances 0.000 description 5
- YGZSVWMBUCGDCV-UHFFFAOYSA-N chloro(methyl)silane Chemical class C[SiH2]Cl YGZSVWMBUCGDCV-UHFFFAOYSA-N 0.000 description 4
- 239000000499 gel Substances 0.000 description 4
- 229930195733 hydrocarbon Natural products 0.000 description 4
- 150000002430 hydrocarbons Chemical class 0.000 description 4
- 239000005046 Chlorosilane Substances 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
- KOPOQZFJUQMUML-UHFFFAOYSA-N chlorosilane Chemical class Cl[SiH3] KOPOQZFJUQMUML-UHFFFAOYSA-N 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- -1 silicon metalloid Chemical class 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 3
- 238000010561 standard procedure Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- 229910021536 Zeolite Inorganic materials 0.000 description 2
- 239000003463 adsorbent Substances 0.000 description 2
- 238000010923 batch production Methods 0.000 description 2
- NEHMKBQYUWJMIP-UHFFFAOYSA-N chloromethane Chemical compound ClC NEHMKBQYUWJMIP-UHFFFAOYSA-N 0.000 description 2
- 238000010924 continuous production Methods 0.000 description 2
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- KCWYOFZQRFCIIE-UHFFFAOYSA-N ethylsilane Chemical compound CC[SiH3] KCWYOFZQRFCIIE-UHFFFAOYSA-N 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 239000010457 zeolite Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 238000010438 heat treatment Methods 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
- 229910052752 metalloid Inorganic materials 0.000 description 1
- 229940050176 methyl chloride Drugs 0.000 description 1
- UIUXUFNYAYAMOE-UHFFFAOYSA-N methylsilane Chemical class [SiH3]C UIUXUFNYAYAMOE-UHFFFAOYSA-N 0.000 description 1
- 239000002808 molecular sieve Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 150000001367 organochlorosilanes Chemical class 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920000548 poly(silane) polymer Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic Table
- C07F7/02—Silicon compounds
- C07F7/08—Compounds having one or more C—Si linkages
- C07F7/20—Purification, separation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D15/00—Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Separation Of Gases By Adsorption (AREA)
- Treatment Of Liquids With Adsorbents In General (AREA)
- Silicon Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/564,529 US5569775A (en) | 1995-11-29 | 1995-11-29 | Process for separation of dimethyldichlorosilane from methyltrichlorosilane |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE69613320D1 DE69613320D1 (de) | 2001-07-19 |
| DE69613320T2 true DE69613320T2 (de) | 2001-10-31 |
Family
ID=24254846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE69613320T Expired - Lifetime DE69613320T2 (de) | 1995-11-29 | 1996-11-28 | Verfahren zur Trennung von Dimethyldichlorsilan aus Methyltrichlorsilan |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US5569775A (https=) |
| EP (1) | EP0776901B1 (https=) |
| JP (1) | JP4028013B2 (https=) |
| DE (1) | DE69613320T2 (https=) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102008026832B4 (de) * | 2007-06-08 | 2015-02-19 | GM Global Technology Operations LLC (n. d. Ges. d. Staates Delaware) | Verbessertes Verdunstungsemissionssteuerungssystem mit neuartigen Adsorptionsmitteln |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19842154C2 (de) * | 1998-09-15 | 2000-11-09 | Aventis Res & Tech Gmbh & Co | Verfahren zur Verbesserung der rektifikativen Trennung von Methyltrichlorsilan und Dimethyldichlorsilan |
| US8268046B2 (en) * | 2008-05-16 | 2012-09-18 | Matheson Tri-Gas | Removal of impurities from hydrogen-containing materials |
| US8551339B2 (en) * | 2009-03-06 | 2013-10-08 | Heritage Environmental Services Llc | Use of silica for the removal of organosilanes |
| WO2013169537A1 (en) * | 2012-05-08 | 2013-11-14 | Dow Corning Corporation | Purification of chlorosilanes using chromatography |
| US10376426B2 (en) | 2015-06-30 | 2019-08-13 | The Procter & Gamble Company | Low-bulk, closely-fitting disposable absorbent pant for children |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3168542A (en) * | 1957-05-15 | 1965-02-02 | Union Carbide Corp | Process for separating mixtures of chlorosilanes |
| NL130316C (https=) * | 1965-12-09 | |||
| US3646092A (en) * | 1969-05-20 | 1972-02-29 | Inst Silikon & Fluorkarbonchem | Process for the recovery of trimethylfluorosilane from a mixture of silicontetrachloride trimethylchlorosilane and hydrocarbons boiling at the same range |
| JPS5365828A (en) * | 1976-11-22 | 1978-06-12 | Asahi Chem Ind Co Ltd | Separation of organochlorosilane |
| US4156689A (en) * | 1978-02-13 | 1979-05-29 | General Electric Company | Purification of hydrosilanes and siloxanes |
| US4402796A (en) * | 1982-09-20 | 1983-09-06 | Dow Corning Corporation | Separation of chlorosilanes by liquid extraction |
| US4411740A (en) * | 1982-09-20 | 1983-10-25 | Dow Corning Corporation | Separation of chlorosilanes by extractive distillation |
| US5290342A (en) * | 1990-12-05 | 1994-03-01 | Ethyl Corporation | Silane compositions and process |
| US5445742A (en) * | 1994-05-23 | 1995-08-29 | Dow Corning Corporation | Process for purifying halosilanes |
| US5493042A (en) * | 1995-06-15 | 1996-02-20 | Dow Corning Corporation | Process for removing silanes from by-product stream |
-
1995
- 1995-11-29 US US08/564,529 patent/US5569775A/en not_active Expired - Lifetime
-
1996
- 1996-11-28 DE DE69613320T patent/DE69613320T2/de not_active Expired - Lifetime
- 1996-11-28 EP EP96119092A patent/EP0776901B1/en not_active Expired - Lifetime
- 1996-11-29 JP JP31900196A patent/JP4028013B2/ja not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102008026832B4 (de) * | 2007-06-08 | 2015-02-19 | GM Global Technology Operations LLC (n. d. Ges. d. Staates Delaware) | Verbessertes Verdunstungsemissionssteuerungssystem mit neuartigen Adsorptionsmitteln |
Also Published As
| Publication number | Publication date |
|---|---|
| JP4028013B2 (ja) | 2007-12-26 |
| US5569775A (en) | 1996-10-29 |
| EP0776901A1 (en) | 1997-06-04 |
| JPH09173701A (ja) | 1997-07-08 |
| DE69613320D1 (de) | 2001-07-19 |
| EP0776901B1 (en) | 2001-06-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition | ||
| 8328 | Change in the person/name/address of the agent |
Representative=s name: KROHER, STROBEL RECHTS- UND PATENTANWAELTE, 80336 |
|
| 8328 | Change in the person/name/address of the agent |
Representative=s name: DR. SCHOEN & PARTNER, 80336 MUENCHEN |