PT95595A - Processo para a clarificacao de solucoes aquosas de n-oxido de n-metilmorfolina - Google Patents

Processo para a clarificacao de solucoes aquosas de n-oxido de n-metilmorfolina

Info

Publication number: PT95595A
Authority: PT; Portugal
Prior art keywords: solutions; anion exchanger; oxide; methylmorpholine; clarification
Prior art date: 1989-10-16

Application number

PT95595A

Other languages

English (en)

Other versions

PT95595B (pt

Inventor

Dietmar Korger

Dieter Eichinger

Stephan Astegger

Karin Weinzierl

Johann Manner

Original Assignee

Chemiefaser Lenzing Ag

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.)

1989-10-16

Filing date

1990-10-15

Publication date

1991-09-13

1990-10-15 Application filed by Chemiefaser Lenzing Ag filed Critical Chemiefaser Lenzing Ag

1991-09-13 Publication of PT95595A publication Critical patent/PT95595A/pt

1997-08-29 Publication of PT95595B publication Critical patent/PT95595B/pt

Links

238000000034 method Methods 0.000 title abstract 4
LFTLOKWAGJYHHR-UHFFFAOYSA-N N-methylmorpholine N-oxide Chemical compound CN1(=O)CCOCC1 LFTLOKWAGJYHHR-UHFFFAOYSA-N 0.000 title abstract 3
238000005352 clarification Methods 0.000 title 1
150000001450 anions Chemical class 0.000 abstract 5
239000000243 solution Substances 0.000 abstract 3
239000003929 acidic solution Substances 0.000 abstract 1
239000007864 aqueous solution Substances 0.000 abstract 1
229920002678 cellulose Polymers 0.000 abstract 1
239000001913 cellulose Substances 0.000 abstract 1
125000000524 functional group Chemical group 0.000 abstract 1
CBOIHMRHGLHBPB-UHFFFAOYSA-N hydroxymethyl Chemical compound O[CH2] CBOIHMRHGLHBPB-UHFFFAOYSA-N 0.000 abstract 1
238000004519 manufacturing process Methods 0.000 abstract 1
150000007522 mineralic acids Chemical class 0.000 abstract 1
150000007524 organic acids Chemical class 0.000 abstract 1
238000009987 spinning Methods 0.000 abstract 1
125000005207 tetraalkylammonium group Chemical group 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
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J41/00—Anion exchange; Use of material as anion exchangers; Treatment of material for improving the anion exchange properties
- B01J41/04—Processes using organic exchangers
- B01J41/05—Processes using organic exchangers in the strongly basic form
- 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)
Chemical Kinetics & Catalysis (AREA)
Organic Chemistry (AREA)
General Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Textile Engineering (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
Detergent Compositions (AREA)
Treatment Of Water By Ion Exchange (AREA)
Pyrane Compounds (AREA)
Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
Artificial Filaments (AREA)
Separation Of Suspended Particles By Flocculating Agents (AREA)

PT95595A 1989-10-16 1990-10-15 Processo para a clarificacao de solucoes aquosas de n-oxido de n-metilmorfolina PT95595B (pt)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
AT2373/89A AT392776B (de)	1989-10-16	1989-10-16	Verfahren zur reinigung waesseriger loesungen von n-methylmorpholin-n-oxid

Publications (2)

Publication Number	Publication Date
PT95595A true PT95595A (pt)	1991-09-13
PT95595B PT95595B (pt)	1997-08-29

Family

ID=3533187

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
PT95595A PT95595B (pt)	1989-10-16	1990-10-15	Processo para a clarificacao de solucoes aquosas de n-oxido de n-metilmorfolina

Country Status (13)

Country	Link
US (1)	US5053138A (pt)
EP (1)	EP0427701B1 (pt)
JP (1)	JPH03137943A (pt)
AT (2)	AT392776B (pt)
CA (1)	CA2027513A1 (pt)
DE (1)	DE59007849D1 (pt)
DK (1)	DK0427701T3 (pt)
ES (1)	ES2064711T3 (pt)
FI (1)	FI100862B (pt)
GR (1)	GR3015122T3 (pt)
NO (1)	NO177721C (pt)
PT (1)	PT95595B (pt)
TR (1)	TR25095A (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
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
AT396930B (de) *	1992-01-23	1993-12-27	Chemiefaser Lenzing Ag	Aminoxide
AT399349B (de) *	1993-08-26	1995-04-25	Chemiefaser Lenzing Ag	Verfahren zur reinigung wässeriger lösungen von aminoxiden
ATA43094A (de) *	1994-03-01	1995-04-15	Chemiefaser Lenzing Ag	Verfahren zur herstellung cellulosischer formkörper, lösung eines tert. aminoxids und ihre aufarbeitung
KR0125960B1 (ko) *	1994-04-27	1997-12-24	김은영	회수한 n-메틸몰포린 n-옥사이드 수용액의 탈색정제방법
US6113799A (en) *	1995-08-18	2000-09-05	Lenzing Aktiengesellschaft	Process for selective separation of morpholine
AT402643B (de) *	1995-08-18	1997-07-25	Chemiefaser Lenzing Ag	Verfahren zur reinigung einer wässrigen lösung verfahren zur reinigung einer wässrigen lösung eines tertiären aminoxids eines tertiären aminoxids
AT404846B (de) *	1997-06-16	1999-03-25	Chemiefaser Lenzing Ag	Zusammensetzung enthaltend feine feststoffteilchen
CN101988216B (zh) *	2009-08-04	2014-08-06	上海太平洋纺织机械成套设备有限公司	Lyocell纤维制备工艺中溶剂循环制备方法
US9512019B2 (en)	2011-10-12	2016-12-06	United Laboratories International, Llc	Process for decontamination of hazardous sulfur compounds in sour water tanks

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CS187563B1 (en) *	1974-02-08	1979-02-28	Petr Strop	Method of preparation of the hydrophilic homogeneous or macroporous annexes
US4217421A (en) *	1977-06-27	1980-08-12	Rohm And Haas Company	Anion exchange resins prepared from crosslinked polystyrenesulfonylchloride
US4196282A (en) *	1977-11-25	1980-04-01	Akzona Incorporated	Process for making a shapeable cellulose and shaped cellulose products
DE3001856A1 (de) *	1980-01-19	1981-07-23	Bayer Ag, 5090 Leverkusen	Anionenaustauscher, verfahren zu ihrer herstellung und ihre verwendung
DE3034685C2 (de) *	1980-09-13	1984-07-05	Akzo Gmbh, 5600 Wuppertal	Cellulose-Form- und Spinnmasse mit geringen Anteilen an niedermolekularen Abbauprodukten
WO1983004415A1 (en) *	1982-06-08	1983-12-22	Courtaulds Plc	Polymer solutions
DD254199B5 (de) *	1986-12-04	1994-01-05	Thueringische Faser Ag Schwarz	Verfahren zur reinigung waessriger n-methylmorpholin-n-oxyd-loesungen
FR2617511B1 (fr) *	1987-07-01	1989-12-15	Inst Textile De France	Procede de preparation d'une solution de filage de cellulose en presence d'oxyde d'amine tertiaire et d'additif

1989
- 1989-10-16 AT AT2373/89A patent/AT392776B/de active
1990
- 1990-10-11 EP EP90890276A patent/EP0427701B1/de not_active Expired - Lifetime
- 1990-10-11 US US07/595,562 patent/US5053138A/en not_active Expired - Lifetime
- 1990-10-11 AT AT90890276T patent/ATE114742T1/de not_active IP Right Cessation
- 1990-10-11 DK DK90890276.0T patent/DK0427701T3/da not_active Application Discontinuation
- 1990-10-11 DE DE59007849T patent/DE59007849D1/de not_active Expired - Fee Related
- 1990-10-11 ES ES90890276T patent/ES2064711T3/es not_active Expired - Lifetime
- 1990-10-12 CA CA002027513A patent/CA2027513A1/en not_active Abandoned
- 1990-10-15 PT PT95595A patent/PT95595B/pt not_active IP Right Cessation
- 1990-10-15 NO NO904458A patent/NO177721C/no not_active IP Right Cessation
- 1990-10-16 FI FI905078A patent/FI100862B/fi not_active IP Right Cessation
- 1990-10-16 TR TR90/0960A patent/TR25095A/xx unknown
- 1990-10-16 JP JP2278829A patent/JPH03137943A/ja active Pending
1995
- 1995-02-22 GR GR940403550T patent/GR3015122T3/el unknown

Also Published As

Publication number	Publication date
TR25095A (tr)	1992-11-01
JPH03137943A (ja)	1991-06-12
DK0427701T3 (da)	1995-01-16
NO177721B (no)	1995-07-31
PT95595B (pt)	1997-08-29
AT392776B (de)	1991-06-10
NO904458D0 (no)	1990-10-15
NO177721C (no)	1995-11-08
US5053138A (en)	1991-10-01
ES2064711T3 (es)	1995-02-01
DE59007849D1 (de)	1995-01-12
NO904458L (no)	1991-04-17
ATA237389A (de)	1990-11-15
GR3015122T3 (en)	1995-05-31
FI100862B (fi)	1998-03-13
EP0427701B1 (de)	1994-11-30
FI905078A0 (fi)	1990-10-16
CA2027513A1 (en)	1991-04-17
EP0427701A1 (de)	1991-05-15
ATE114742T1 (de)	1994-12-15

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Legal Events

Date

Code

Title

Description

1991-09-13

BB1A

Laying open of patent application

Effective date: 19910326

1999-04-30

MM3A

Annulment or lapse

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 19981231