AU2001268238A1 - Separation of glycol dialkyl ethers from monoalkyl ether - Google Patents
Separation of glycol dialkyl ethers from monoalkyl etherInfo
- Publication number
- AU2001268238A1 AU2001268238A1 AU2001268238A AU6823801A AU2001268238A1 AU 2001268238 A1 AU2001268238 A1 AU 2001268238A1 AU 2001268238 A AU2001268238 A AU 2001268238A AU 6823801 A AU6823801 A AU 6823801A AU 2001268238 A1 AU2001268238 A1 AU 2001268238A1
- Authority
- AU
- Australia
- Prior art keywords
- separation
- monoalkyl ether
- dialkyl ethers
- glycol dialkyl
- glycol
- 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.)
- Abandoned
Links
- 150000001346 alkyl aryl ethers Chemical class 0.000 title 1
- LYCAIKOWRPUZTN-UHFFFAOYSA-N ethylene glycol Natural products OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 title 1
- -1 glycol dialkyl ethers Chemical class 0.000 title 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 title 1
- 238000000926 separation method Methods 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
- C07C41/01—Preparation of ethers
- C07C41/34—Separation; Purification; Stabilisation; Use of additives
- C07C41/40—Separation; Purification; Stabilisation; Use of additives by change of physical state, e.g. by crystallisation
- C07C41/42—Separation; Purification; Stabilisation; Use of additives by change of physical state, e.g. by crystallisation by distillation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
- B01D3/143—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
- B01D3/38—Steam distillation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S203/00—Distillation: processes, separatory
- Y10S203/11—Batch distillation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/619,157 US6264800B1 (en) | 2000-07-19 | 2000-07-19 | Purification process |
| US09619157 | 2000-07-19 | ||
| PCT/US2001/018474 WO2002008166A1 (en) | 2000-07-19 | 2001-06-07 | Separation of glycol dialkyl ethers from monoalkyl ether |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AU2001268238A1 true AU2001268238A1 (en) | 2002-02-05 |
Family
ID=24480692
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU2001268238A Abandoned AU2001268238A1 (en) | 2000-07-19 | 2001-06-07 | Separation of glycol dialkyl ethers from monoalkyl ether |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US6264800B1 (en) |
| AU (1) | AU2001268238A1 (en) |
| WO (1) | WO2002008166A1 (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040104108A1 (en) * | 2002-12-03 | 2004-06-03 | Mason Robert Michael | High capacity purification of thermally unstable compounds |
| CA2539243C (en) * | 2003-09-30 | 2010-04-20 | Arthur F. Clark | Method for separating volatile components by dilutive distillation |
| US8269049B2 (en) * | 2009-12-31 | 2012-09-18 | Chinese Petroleum Corp. | Method of producing diethylene-glycol tert-butyl ether using isobutylene and diethylene glycol |
| KR101187574B1 (en) | 2010-06-14 | 2012-10-05 | 대림산업 주식회사 | Separation method for the mixtures of glycol mono-tertiary-butyl ether and glycol di-tertiary-butyl ether |
| KR101331551B1 (en) * | 2011-02-22 | 2013-11-20 | 대림산업 주식회사 | Method for preparing glycol mono-tertiary-butyl ether compound |
| EP3497076B1 (en) * | 2016-08-09 | 2023-07-19 | Scientific Design Company, Inc. | Glycol ether process |
| CN111269095B (en) * | 2018-12-04 | 2022-08-12 | 湖南中创化工股份有限公司 | Method and system for refining ethylene glycol tert-butyl ether |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2559519A (en) * | 1948-05-01 | 1951-07-03 | Standard Oil Dev Co | Extractive distillation of alcohols with glycol ethers |
| US3418338A (en) * | 1966-02-28 | 1968-12-24 | Halcon International Inc | Water extractive distillation of an ethylene oxide stream containing formaldehyde |
| US3972948A (en) * | 1974-11-29 | 1976-08-03 | Jefferson Chemical Company, Inc. | Anhydrous catalyst for manufacture of glycol ethers |
| NL190870C (en) * | 1979-10-16 | 1994-10-03 | Sumitomo Chemical Co | Method for purifying crude beta-phenethyl alcohol. |
| CA1228324A (en) * | 1984-03-07 | 1987-10-20 | Hans Becker | Process and apparatus for distillation and/or stripping |
| US4675082A (en) * | 1986-09-22 | 1987-06-23 | Atlantic Richfield Company | Recovery of propylene glycol mono t-butoxy ether |
| DE3923291A1 (en) * | 1989-07-14 | 1991-01-24 | Erdoelchemie Gmbh | PROCEDURE FOR PRODUCING PURE C (ARROW DOWN) 4 (DOWN ARROW) -C (ARROW DOWN) 7 (DOWN ARROW) -TERT. ALKEN |
| US5395982A (en) * | 1993-11-05 | 1995-03-07 | Texaco Chemical Company | Continuous isobutylene-assisted aqueous extraction of methanol from methyl tertiary butyl ether |
| US5552024A (en) * | 1994-02-28 | 1996-09-03 | Arco Chemical Technology, L.P. | Process for recovering dipropylene glycol tert-butyl ethers |
| US5723683A (en) * | 1996-03-12 | 1998-03-03 | Arco Chemical Technology, L.P. | Separation of monoethers from diethers |
-
2000
- 2000-07-19 US US09/619,157 patent/US6264800B1/en not_active Expired - Lifetime
-
2001
- 2001-06-07 AU AU2001268238A patent/AU2001268238A1/en not_active Abandoned
- 2001-06-07 WO PCT/US2001/018474 patent/WO2002008166A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| US6264800B1 (en) | 2001-07-24 |
| WO2002008166A1 (en) | 2002-01-31 |
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