ATE169351T1 - Verfahren zur reinigung von zurückgewonnenen n- methylmorpholin-n-oxid-lösungen - Google Patents

Verfahren zur reinigung von zurückgewonnenen n- methylmorpholin-n-oxid-lösungen

Info

Publication number: ATE169351T1
Authority: AT; Austria
Prior art keywords: methylmorpholine; oxide; solution; oxidant; aqueous
Prior art date: 1994-04-27

Application number

AT95106176T

Other languages

English (en)

Inventor

Seop Lee Wha

Mu Jo Seong

Soo Park Chong

Keun Hong Yong

Original Assignee

Korea Inst Sci & Tech

Priority date (The priority date 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 date listed.)

1994-04-27

Filing date

1995-04-25

Publication date

1998-08-15

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=19381829&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE169351(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1995-04-25 Application filed by Korea Inst Sci & Tech filed Critical Korea Inst Sci & Tech

1998-08-15 Application granted granted Critical

1998-08-15 Publication of ATE169351T1 publication Critical patent/ATE169351T1/de

Links

LFTLOKWAGJYHHR-UHFFFAOYSA-N N-methylmorpholine N-oxide Chemical compound CN1(=O)CCOCC1 LFTLOKWAGJYHHR-UHFFFAOYSA-N 0.000 title abstract 5
238000000034 method Methods 0.000 title abstract 4
230000001590 oxidative effect Effects 0.000 abstract 5
239000000243 solution Substances 0.000 abstract 5
150000001412 amines Chemical class 0.000 abstract 4
239000007800 oxidant agent Substances 0.000 abstract 4
SJRJJKPEHAURKC-UHFFFAOYSA-N N-Methylmorpholine Chemical compound CN1CCOCC1 SJRJJKPEHAURKC-UHFFFAOYSA-N 0.000 abstract 3
NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 abstract 2
229920002678 cellulose Polymers 0.000 abstract 2
239000001913 cellulose Substances 0.000 abstract 2
238000007796 conventional method Methods 0.000 abstract 2
239000012535 impurity Substances 0.000 abstract 2
239000003456 ion exchange resin Substances 0.000 abstract 2
229920003303 ion-exchange polymer Polymers 0.000 abstract 2
238000009987 spinning Methods 0.000 abstract 2
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
229920003043 Cellulose fiber Polymers 0.000 abstract 1
239000007864 aqueous solution Substances 0.000 abstract 1
229910052799 carbon Inorganic materials 0.000 abstract 1
230000015271 coagulation Effects 0.000 abstract 1
238000005345 coagulation Methods 0.000 abstract 1
238000004042 decolorization Methods 0.000 abstract 1
238000004519 manufacturing process Methods 0.000 abstract 1
238000000746 purification Methods 0.000 abstract 1
239000011347 resin Substances 0.000 abstract 1
229920005989 resin Polymers 0.000 abstract 1
238000005406 washing Methods 0.000 abstract 1

Classifications

- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F13/00—Recovery of starting material, waste material or solvents during the manufacture of artificial filaments or the like
- D01F13/02—Recovery of starting material, waste material or solvents during the manufacture of artificial filaments or the like of cellulose, cellulose derivatives or proteins
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/722—Oxidation by peroxides
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D265/00—Heterocyclic compounds containing six-membered rings having one nitrogen atom and one oxygen atom as the only ring hetero atoms
- C07D265/28—1,4-Oxazines; Hydrogenated 1,4-oxazines
- C07D265/30—1,4-Oxazines; Hydrogenated 1,4-oxazines not condensed with other rings
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D1/00—Treatment of filament-forming or like material
- D01D1/10—Filtering or de-aerating the spinning solution or melt
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F2/00—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
- Y02P70/62—Manufacturing or production processes characterised by the final manufactured product related technologies for production or treatment of textile or flexible materials or products thereof, including footwear

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Textile Engineering (AREA)
Chemical Kinetics & Catalysis (AREA)
General Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Life Sciences & Earth Sciences (AREA)
Hydrology & Water Resources (AREA)
Environmental & Geological Engineering (AREA)
Water Supply & Treatment (AREA)
Mechanical Engineering (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Polysaccharides And Polysaccharide Derivatives (AREA)

AT95106176T 1994-04-27 1995-04-25 Verfahren zur reinigung von zurückgewonnenen n- methylmorpholin-n-oxid-lösungen ATE169351T1 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
KR1019940008948A KR0125960B1 (ko)	1994-04-27	1994-04-27	회수한 n-메틸몰포린 n-옥사이드 수용액의 탈색정제방법

Publications (1)

Publication Number	Publication Date
ATE169351T1 true ATE169351T1 (de)	1998-08-15

Family

ID=19381829

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT95106176T ATE169351T1 (de)	1994-04-27	1995-04-25	Verfahren zur reinigung von zurückgewonnenen n- methylmorpholin-n-oxid-lösungen

Country Status (6)

Country	Link
US (1)	US5611932A (de)
EP (1)	EP0679739B1 (de)
KR (1)	KR0125960B1 (de)
AT (1)	ATE169351T1 (de)
DE (1)	DE69503826T2 (de)
ES (1)	ES2120656T3 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA2206990A1 (en) *	1994-12-15	1996-06-20	Akzo Nobel N.V.	Process for producing cellulosic moldings
AT404033B (de) *	1996-07-02	1998-07-27	Chemiefaser Lenzing Ag	Verfahren zur herstellung einer wässrigen lösung von n-methylmorpholin-n-oxid
DE19821176C2 (de) *	1998-05-12	2001-02-08	Ostthueringische Materialpruef	Verfahren zur Aufbereitung wäßriger N-Methylmorpholin-N-oxid-Lösungen
US6409883B1 (en)	1999-04-16	2002-06-25	Kimberly-Clark Worldwide, Inc.	Methods of making fiber bundles and fibrous structures
US6896809B2 (en) *	2002-12-20	2005-05-24	Providence Health System - Oregon	Methods for purifying chitosan
CA2855945C (en) *	2011-10-12	2018-02-27	United Laboratories International, Llc	Process for decontamination of hazardous sulfur compounds in sour water tanks
CN105921131A (zh) *	2016-05-24	2016-09-07	马鞍山中创环保科技有限公司	一种银提取材料的制备方法
CN109183199A (zh) *	2018-11-22	2019-01-11	淮安天然丝纺织科技有限公司	一种nmmo溶剂回收浓缩方法
CN110055626A (zh) *	2019-04-23	2019-07-26	福建宏远集团有限公司	一种纺丝n-甲基吗啉-n氧化物溶液的回收方法
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

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
SU1427011A1 (ru) *	1985-08-19	1988-09-30	Предприятие П/Я А-3844	Способ регенерации N-метилморфолин-N-оксида из технологических растворов при производстве гидратцеллюлозных волокон
DE3618352A1 (de) *	1986-05-31	1987-12-03	Huels Chemische Werke Ag	Verfahren zur herstellung von waessrigen n-methylmorpholin-n-oxid-loesungen
DD254199B5 (de) *	1986-12-04	1994-01-05	Thueringische Faser Ag Schwarz	Verfahren zur reinigung waessriger n-methylmorpholin-n-oxyd-loesungen
DD259863A1 (de) *	1987-04-06	1988-09-07	Schwarza Chemiefaser	Verfahren zur herstellung waessriger, reiner n-methylmorpholin-n-oxid-loesungen
DD274435B5 (de) *	1988-08-02	1996-10-31	Thueringisches Inst Textil	Verfahren zur Rueckgewinnung von N-Methylmorpholin-N-Oxid
AT392776B (de) *	1989-10-16	1991-06-10	Chemiefaser Lenzing Ag	Verfahren zur reinigung waesseriger loesungen von n-methylmorpholin-n-oxid
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
AT395608B (de) *	1990-11-26	1993-02-25	Chemiefaser Lenzing Ag	Verfahren zur reinigung von waesserigen n-methylmorpholin-n-oxid-loesungen
GB9125594D0 (en) *	1991-12-02	1992-01-29	Courtaulds Plc	Purifying solutions

1994
- 1994-04-27 KR KR1019940008948A patent/KR0125960B1/ko not_active Expired - Lifetime
1995
- 1995-03-30 US US08/413,302 patent/US5611932A/en not_active Expired - Lifetime
- 1995-04-25 AT AT95106176T patent/ATE169351T1/de active
- 1995-04-25 EP EP95106176A patent/EP0679739B1/de not_active Expired - Lifetime
- 1995-04-25 DE DE69503826T patent/DE69503826T2/de not_active Expired - Lifetime
- 1995-04-25 ES ES95106176T patent/ES2120656T3/es not_active Expired - Lifetime

Also Published As

Publication number	Publication date
EP0679739B1 (de)	1998-08-05
KR950029259A (ko)	1995-11-22
KR0125960B1 (ko)	1997-12-24
EP0679739A1 (de)	1995-11-02
ES2120656T3 (es)	1998-11-01
US5611932A (en)	1997-03-18
DE69503826T2 (de)	1999-04-22
DE69503826D1 (de)	1998-09-10

Legal Events

Date	Code	Title	Description
1999-03-15	UEP	Publication of translation of european patent specification

Publication	Publication Date	Title
RU94030243A (ru)	1996-04-20	Способ изготовления изделий из регенерированной целлюлозы
ATE169351T1 (de)	1998-08-15	Verfahren zur reinigung von zurückgewonnenen n- methylmorpholin-n-oxid-lösungen
BR9505855A (pt)	1996-02-13	Processo para a produção de corpos moldados de celulose
ATE54124T1 (de)	1990-07-15	Abflussbehandlung.
ATE287921T1 (de)	2005-02-15	Membranfiltration von polymerhaltigen lösungen
ATE190097T1 (de)	2000-03-15	Verfahren zur herstellung cellulosischer formkörper
DK0427701T3 (da)	1995-01-16	Fremgangsmåde til rensning af vandig opløsning af N-Methylmorpholin-N-oxid
DE69210816D1 (de)	1996-06-20	Verfahren zur Entfernung von abgelagerten Verunreinigungen in einem organischen Strom zur Erzeugung reiner Phosphorsäure
KR20010073154A (ko)	2001-07-31	3급 아민 옥사이드 수용액의 재생 또는 정제 방법
MY118332A (en)	2004-10-30	Process for the production of an aqueous solution of a tertiary amine oxide.
KR19990012022A (ko)	1999-02-25	Ｎ-메틸몰포린-ｎ-옥사이드 수용액의 탈색 정제 방법
CA2259109A1 (en)	2000-07-18	Kraft pulping process