FI872367A0 - Foerfarande foer framstaellning av vattenhaltiga n-metylmorfolin n-oxidloesningar. - Google Patents
Foerfarande foer framstaellning av vattenhaltiga n-metylmorfolin n-oxidloesningar.Info
- Publication number
- FI872367A0 FI872367A0 FI872367A FI872367A FI872367A0 FI 872367 A0 FI872367 A0 FI 872367A0 FI 872367 A FI872367 A FI 872367A FI 872367 A FI872367 A FI 872367A FI 872367 A0 FI872367 A0 FI 872367A0
- Authority
- FI
- Finland
- Prior art keywords
- oxidloesningar
- methylmorpholin
- frequency refrigeration
- refrigeration
- frequency
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D295/00—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms
- C07D295/22—Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo [3.2.2] nonane, piperazine, morpholine or thiomorpholine rings, having only hydrogen atoms directly attached to the ring carbon atoms with hetero atoms directly attached to ring nitrogen atoms
- C07D295/24—Oxygen atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19863618352 DE3618352A1 (de) | 1986-05-31 | 1986-05-31 | Verfahren zur herstellung von waessrigen n-methylmorpholin-n-oxid-loesungen |
Publications (2)
Publication Number | Publication Date |
---|---|
FI872367A0 true FI872367A0 (fi) | 1987-05-27 |
FI872367A FI872367A (fi) | 1987-12-01 |
Family
ID=6302038
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI872367A FI872367A (fi) | 1986-05-31 | 1987-05-27 | Foerfarande foer framstaellning av vattenhaltiga n-metylmorfolin-n-oxidloesningar. |
Country Status (8)
Country | Link |
---|---|
US (1) | US4748241A (fi) |
EP (1) | EP0254803A3 (fi) |
JP (1) | JPS62292775A (fi) |
CA (1) | CA1279644C (fi) |
DE (1) | DE3618352A1 (fi) |
FI (1) | FI872367A (fi) |
NO (1) | NO164595C (fi) |
SU (1) | SU1456011A3 (fi) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT392915B (de) * | 1990-03-28 | 1991-07-10 | Chemiefaser Lenzing Ag | Verfahren zum abtrennen von wasser aus einer verduennten waesserigen loesung von n-methylmorpholin-n-oxid, n-methylmorpholin und/oder morpholin |
AT395246B (de) * | 1990-07-16 | 1992-10-27 | Chemiefaser Lenzing Ag | Loesung von cellulose in wasser und n-methyl-morpholin-n-oxid |
DE4140259A1 (de) * | 1991-12-06 | 1993-06-09 | Basf Ag, 6700 Ludwigshafen, De | Verfahren zur herstellung tertiaerer aminoxide |
KR0125960B1 (ko) * | 1994-04-27 | 1997-12-24 | 김은영 | 회수한 n-메틸몰포린 n-옥사이드 수용액의 탈색정제방법 |
JPH10511144A (ja) * | 1994-12-15 | 1998-10-27 | アクゾ ノーベル ナムローゼ フェンノートシャップ | セルロース系成形体の製造法 |
US5502188A (en) * | 1995-06-07 | 1996-03-26 | Basf Corporation | Production of almost colorless solutions of n-methylmorpholine oxide |
AT402510B (de) * | 1995-08-18 | 1997-06-25 | Chemiefaser Lenzing Ag | Verfahren zur aufarbeitung einer wässrigen prozessflüssigkeit des aminoxidverfahrens |
US5904818A (en) * | 1995-08-18 | 1999-05-18 | Lenzing Aktiengesellschaft | Process for the regeneration of an aqueous process liquid of the amine-oxide process |
US5847129A (en) * | 1995-08-18 | 1998-12-08 | Lenzing Aktiengesellschaft | Process for the regeneration of an aqueous process liquid of the amine-oxide process |
US6113799A (en) * | 1995-08-18 | 2000-09-05 | Lenzing Aktiengesellschaft | Process for selective separation of morpholine |
EP1218574B1 (de) * | 1999-10-06 | 2004-03-03 | Zimmer AG | Verfahren und vorrichtung zur herstellung von cellulosischen formkörpern |
AU1645701A (en) | 1999-10-06 | 2001-05-10 | Alceru Schwarza Gmbh | Method and device for regulating the composition of solution(s) |
ATE258239T1 (de) * | 1999-10-06 | 2004-02-15 | Lurgi Zimmer Ag | Verfahren und vorrichtung zur regelung der zusammensetzung der cellulosehaltigen extrusionslösung bei dem lyocellprozess |
US20140326421A1 (en) | 2013-05-03 | 2014-11-06 | Celanese International Corporation | Processes for Purifying a Cellulosic Material |
WO2015021130A1 (en) | 2013-08-06 | 2015-02-12 | Celanese International Corporation | Processes for purifying a cellulosic material |
US20150233055A1 (en) | 2014-02-19 | 2015-08-20 | Celanese Acetate Llc | Dissolving-Grade Pulp Compositions |
US20150232582A1 (en) | 2014-02-19 | 2015-08-20 | Celanese Acetate Llc | Hemicellulose Compositions |
WO2016022459A1 (en) | 2014-08-05 | 2016-02-11 | Celanese Acetate Llc | Processes for pretreating and purifying a cellulosic material |
EP3339288A1 (de) * | 2016-12-23 | 2018-06-27 | Aurotec GmbH | Herstellung eines aminoxids durch oxidation eines tertiären amins |
CN113651773A (zh) * | 2021-09-23 | 2021-11-16 | 上海昶法新材料有限公司 | 一种氧化甲基吗啉的合成和提纯方法 |
CN114940666B (zh) * | 2022-06-30 | 2024-05-17 | 上海昶法新材料有限公司 | 一种n-甲基吗啉氧化物水溶液高产率合成方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3447939A (en) * | 1966-09-02 | 1969-06-03 | Eastman Kodak Co | Compounds dissolved in cyclic amine oxides |
-
1986
- 1986-05-31 DE DE19863618352 patent/DE3618352A1/de not_active Withdrawn
-
1987
- 1987-02-06 US US07/011,526 patent/US4748241A/en not_active Expired - Fee Related
- 1987-03-27 EP EP87104634A patent/EP0254803A3/de not_active Withdrawn
- 1987-05-21 SU SU874202567A patent/SU1456011A3/ru active
- 1987-05-27 FI FI872367A patent/FI872367A/fi not_active Application Discontinuation
- 1987-05-28 JP JP62130044A patent/JPS62292775A/ja active Pending
- 1987-05-29 NO NO872252A patent/NO164595C/no unknown
- 1987-05-29 CA CA000538335A patent/CA1279644C/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
NO872252D0 (no) | 1987-05-29 |
US4748241A (en) | 1988-05-31 |
CA1279644C (en) | 1991-01-29 |
JPS62292775A (ja) | 1987-12-19 |
NO164595B (no) | 1990-07-16 |
NO872252L (no) | 1987-12-01 |
DE3618352A1 (de) | 1987-12-03 |
EP0254803A3 (de) | 1989-02-22 |
FI872367A (fi) | 1987-12-01 |
EP0254803A2 (de) | 1988-02-03 |
SU1456011A3 (ru) | 1989-01-30 |
NO164595C (no) | 1990-10-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD | Application lapsed |
Owner name: HUELS AKTIENGESELLSCHAFT |