KR940009169A - 수성 혼합물로부터 트리옥산을 분리하는 방법 - Google Patents
수성 혼합물로부터 트리옥산을 분리하는 방법 Download PDFInfo
- Publication number
- KR940009169A KR940009169A KR1019930022685A KR930022685A KR940009169A KR 940009169 A KR940009169 A KR 940009169A KR 1019930022685 A KR1019930022685 A KR 1019930022685A KR 930022685 A KR930022685 A KR 930022685A KR 940009169 A KR940009169 A KR 940009169A
- Authority
- KR
- South Korea
- Prior art keywords
- trioxane
- water
- mixture
- aqueous mixture
- separate
- Prior art date
Links
- BGJSXRVXTHVRSN-UHFFFAOYSA-N 1,3,5-trioxane Chemical compound C1OCOCO1 BGJSXRVXTHVRSN-UHFFFAOYSA-N 0.000 title claims abstract 9
- 239000000203 mixture Substances 0.000 title claims abstract 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract 7
- 238000001704 evaporation Methods 0.000 claims abstract 3
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 claims abstract 2
- 230000008020 evaporation Effects 0.000 claims 2
- 238000000034 method Methods 0.000 claims 2
- 239000004372 Polyvinyl alcohol Substances 0.000 claims 1
- 150000001299 aldehydes Chemical class 0.000 claims 1
- 239000012528 membrane Substances 0.000 claims 1
- 239000012466 permeate Substances 0.000 claims 1
- 229920002451 polyvinyl alcohol Polymers 0.000 claims 1
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 abstract 3
- 239000007788 liquid Substances 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D323/00—Heterocyclic compounds containing more than two oxygen atoms as the only ring hetero atoms
- C07D323/04—Six-membered rings
- C07D323/06—Trioxane
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Heterocyclic Compounds That Contain Two Or More Ring Oxygen Atoms (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Abstract
본 발명은 과증발시켜 트리옥산, 물 및 포름알데히드의 혼합물로부터 물을 추출하고, 정류시켜 물이 감손된 혼합물(보유액)을 트리옥산과 트리옥산, 물 및 포름알데히드의 공비 혼합물로 분리시킴을 특징으로 하는 트리옥산의 분리 방법에 관한 것이다.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 실시양태의 실례를 도시한 것이다.
Claims (2)
- 과증발시켜 혼합물로부터 물을 추출하고, 정류시켜 물이 감손된 혼합물(보유액)을 트리옥산과 트리옥산, 물 및 포름알데히드의 공비 혼합물로 분리시킴을 특징으로 하여, 본질적으로 트리옥산, 물 및 포름알데히드로 이루어진 수성 혼합물로부터 트리옥산을 분리하는 방법.
- 제1항에 있어서, 과증발이 폴리비닐 알콜의 막을 사용하여 70내지 120℃의 온도 및 보유액 측에서 1 내지 3bar이고 투과액 측에서 30내지 150mbar인 압력에서 수행되는 방법.※참고사항:최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEP4236853.7 | 1992-10-31 | ||
| DE4236853 | 1992-10-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR940009169A true KR940009169A (ko) | 1994-05-20 |
Family
ID=6471835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019930022685A KR940009169A (ko) | 1992-10-31 | 1993-10-29 | 수성 혼합물로부터 트리옥산을 분리하는 방법 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US5523419A (ko) |
| EP (1) | EP0596381B1 (ko) |
| JP (1) | JPH06199830A (ko) |
| KR (1) | KR940009169A (ko) |
| DE (1) | DE59309737D1 (ko) |
| SG (1) | SG49998A1 (ko) |
| TW (1) | TW294604B (ko) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19526307A1 (de) * | 1995-07-19 | 1997-01-23 | Hoechst Ag | Verfahren zur Abtrennung von Trioxan aus einem wäßrigen Gemisch |
| DE19732291A1 (de) * | 1997-07-26 | 1999-01-28 | Basf Ag | Verfahren zur Abtrennung von Trioxan |
| JP3978301B2 (ja) * | 1999-09-30 | 2007-09-19 | 矢崎総業株式会社 | 高強度軽量導体、撚線圧縮導体 |
| DE10309832B4 (de) * | 2002-03-07 | 2007-02-15 | Gkss-Forschungszentrum Geesthacht Gmbh | Verfahren und Vorrichtung zur Gewinnung eines Mediums aus einem Rohmedium |
| DE10361516A1 (de) * | 2003-12-23 | 2005-07-28 | Basf Ag | Verfahren zur Abtrennung von Trioxan aus einem Trioxan/Formaldehyd/Wasser-Gemisch mittels Druckwechsel-Rektifikation |
| DE102004049055A1 (de) * | 2004-10-08 | 2006-04-13 | Ticona Gmbh | Verfahren zur Herstellung und Reinigung von zyklischen Formalen |
| DE102004049056A1 (de) * | 2004-10-08 | 2006-04-13 | Ticona Gmbh | Verfahren zur Herstellung und Reinigung von zyklischen Formalen |
| US8372993B2 (en) * | 2007-01-25 | 2013-02-12 | Basf Se | Method for separating trioxane from a trioxane/formaldehyde/water mixture by means of pressure change rectification |
| JP6440156B2 (ja) | 2014-07-29 | 2018-12-19 | オルガノ株式会社 | 有機溶剤精製システム及び方法 |
| CN108329294A (zh) * | 2018-04-10 | 2018-07-27 | 中国科学院成都有机化学有限公司 | 甲醛制备三聚甲醛的耦合方法 |
| CN111978288B (zh) * | 2020-10-14 | 2021-02-23 | 中化学科学技术研究有限公司 | 一种三聚甲醛的制备工艺及装置 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4043873A (en) * | 1973-06-15 | 1977-08-23 | Societa' Italiana Resine S.I.R. S.P.A. | Plural stage recovery of trioxane in a process having a molecular distillation step |
| JPS57179182A (en) * | 1981-04-27 | 1982-11-04 | Asahi Chem Ind Co Ltd | Recovering method of trioxane |
| DE3328126A1 (de) * | 1983-08-04 | 1985-02-21 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von trioxan aus waessrigen, handelsueblichen formaldehydloesungen |
| US5061349A (en) * | 1988-12-20 | 1991-10-29 | Kueppenbender Herbert | Method of isolating trioxane from aqueous trioxane solutions by distillative separation |
-
1993
- 1993-10-16 SG SG1996012357A patent/SG49998A1/en unknown
- 1993-10-19 TW TW082108690A patent/TW294604B/zh active
- 1993-10-26 EP EP93117299A patent/EP0596381B1/de not_active Expired - Lifetime
- 1993-10-26 DE DE59309737T patent/DE59309737D1/de not_active Expired - Fee Related
- 1993-10-28 US US08/144,883 patent/US5523419A/en not_active Expired - Lifetime
- 1993-10-29 JP JP5272145A patent/JPH06199830A/ja active Pending
- 1993-10-29 KR KR1019930022685A patent/KR940009169A/ko not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| DE59309737D1 (de) | 1999-09-23 |
| US5523419A (en) | 1996-06-04 |
| EP0596381A1 (de) | 1994-05-11 |
| EP0596381B1 (de) | 1999-08-18 |
| TW294604B (ko) | 1997-01-01 |
| SG49998A1 (en) | 1998-06-15 |
| JPH06199830A (ja) | 1994-07-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR940009169A (ko) | 수성 혼합물로부터 트리옥산을 분리하는 방법 | |
| EP1614458A4 (en) | Method for concentrating water-soluble organic material | |
| DK0451236T3 (da) | Fremgangsmåde til fremstilling af vandige dispersioner | |
| US6200429B1 (en) | Method for trioxane isolation | |
| CA2119898A1 (en) | Process for Removing Alcohol from Liquids | |
| KR940005535A (ko) | 페놀 타르로부터의 페놀 추출방법 | |
| CA2028666C (en) | Separation of 1-methoxy-2-propanol and water | |
| JPS5710305A (en) | Membrane separation for compound having aldehyde group | |
| MX9602849A (es) | Procedimiento para separar trioxano de una mezcla acuosa. | |
| JPH06277456A (ja) | 膜を用いた液体混合物の透過蒸発と蒸溜による共沸分離方法 | |
| ES2001144A6 (es) | Procedimiento para separar por pervaporacion mezclas de liquidos vapores o vapores y gases | |
| EP0992476A3 (en) | Method for recovering fluoroalcohol | |
| JPH01107805A (ja) | 廃溶剤の精製回収法 | |
| US4399288A (en) | Separation of a 2-oxazoline from an aqueous solution | |
| JPS6316001A (ja) | 溶剤の脱水処理法 | |
| KR880008971A (ko) | 로이신의 분리방법 | |
| JPS5370084A (en) | Separation membrane | |
| Tang et al. | Study on the removal of MIBK from aqueous solution by vacuum membrane distillation | |
| SU785209A1 (ru) | Способ очистки вод от карбонильных соединений | |
| JPH02253802A (ja) | 低沸点溶剤水溶液の脱水分離において蒸留と膜分離の組合せによる熱量節減方法 | |
| Lee et al. | Pressure effect and its application of separation azeotropic mixture of allyl alcohol and water | |
| JPH06220040A (ja) | ベンゼンを除去する方法 | |
| KR930016127A (ko) | 테트라히드로푸란과 물의 혼합물을 자체의 성분별로 분리시키는 방법 | |
| Colmana et al. | Alcohol dehydration by pervaporation | |
| JPS5464084A (en) | Operation of membrane separator |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 19931029 |
|
| PG1501 | Laying open of application | ||
| PC1203 | Withdrawal of no request for examination | ||
| WITN | Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid |