BG60312B2 - Method for aminooxide separation from aqueous solutions - Google Patents
Method for aminooxide separation from aqueous solutionsInfo
- Publication number
- BG60312B2 BG60312B2 BG094872A BG9487291A BG60312B2 BG 60312 B2 BG60312 B2 BG 60312B2 BG 094872 A BG094872 A BG 094872A BG 9487291 A BG9487291 A BG 9487291A BG 60312 B2 BG60312 B2 BG 60312B2
- Authority
- BG
- Bulgaria
- Prior art keywords
- separation
- aminooxide
- aqueous solutions
- aqueous solution
- exchange resin
- Prior art date
Links
- 239000007864 aqueous solution Substances 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 2
- 238000000926 separation method Methods 0.000 title abstract 2
- SBOJXQVPLKSXOG-UHFFFAOYSA-N o-amino-hydroxylamine Chemical compound NON SBOJXQVPLKSXOG-UHFFFAOYSA-N 0.000 title 1
- 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
- 150000001412 amines Chemical class 0.000 abstract 2
- 239000003729 cation exchange resin Substances 0.000 abstract 2
- 239000002253 acid Substances 0.000 abstract 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 abstract 1
- 229920002678 cellulose Polymers 0.000 abstract 1
- 239000001913 cellulose Substances 0.000 abstract 1
- 239000003480 eluent Substances 0.000 abstract 1
- 239000000243 solution Substances 0.000 abstract 1
- 239000002351 wastewater Substances 0.000 abstract 1
Classifications
-
- 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
- B01J39/00—Cation exchange; Use of material as cation exchangers; Treatment of material for improving the cation exchange properties
- B01J39/04—Processes using organic exchangers
- B01J39/07—Processes using organic exchangers in the weakly acidic form
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Treatment Of Water By Ion Exchange (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Epoxy Compounds (AREA)
- Extraction Or Liquid Replacement (AREA)
- Removal Of Specific Substances (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
Abstract
Методът включва отделяне на аминооксиди, по-специално на n-метилморфолин от воден разтвор, по-специално от отпадъчни води, които се получават при преработката на целулоза, като разтворите влизат в контакт с катионобменна смола, чиито свързващи групи се състоят от карбоксилни групи. След това заредената катионобменна смола се промива и аминооксидите се обработват с воден разтвор на слаба киселина с рка стойност, по-голяма от 3,0, като елуент. 4 претенцииThe method involves the separation of amine oxides, in particular n-methylmorpholine, from an aqueous solution, in particular from waste water, which is obtained in the processing of cellulose, the solutions coming into contact with a cation exchange resin, the binding groups of which consist of carboxyl groups. The loaded cation exchange resin is then washed and the amine oxides are treated with an aqueous solution of a weak acid with an rka value greater than 3.0 as eluent. 4 claims
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT0155490A AT394582B (en) | 1990-07-24 | 1990-07-24 | METHOD FOR SEPARATING AMINOXIDES FROM AQUEOUS SOLUTIONS |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BG60312B2 true BG60312B2 (en) | 1994-07-25 |
Family
ID=3515907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BG094872A BG60312B2 (en) | 1990-07-24 | 1991-07-23 | Method for aminooxide separation from aqueous solutions |
Country Status (14)
| Country | Link |
|---|---|
| EP (1) | EP0468951B1 (en) |
| AT (2) | AT394582B (en) |
| BG (1) | BG60312B2 (en) |
| CZ (1) | CZ280358B6 (en) |
| DE (1) | DE59100725D1 (en) |
| DK (1) | DK0468951T3 (en) |
| ES (1) | ES2048006T3 (en) |
| HU (1) | HU210124B (en) |
| PL (1) | PL165378B1 (en) |
| RO (1) | RO110823B1 (en) |
| RU (1) | RU2039053C1 (en) |
| SI (1) | SI9111221A (en) |
| TR (1) | TR25638A (en) |
| YU (1) | YU47450B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6113799A (en) * | 1995-08-18 | 2000-09-05 | Lenzing Aktiengesellschaft | Process for selective separation of morpholine |
| AT402643B (en) * | 1995-08-18 | 1997-07-25 | Chemiefaser Lenzing Ag | METHOD FOR CLEANING AN AQUEOUS SOLUTION METHOD FOR CLEANING AN AQUEOUS SOLUTION OF A TERTIARY AMINOXIDE OF A TERTIARY AMINOXIDE |
| US6335464B1 (en) * | 1997-09-08 | 2002-01-01 | Chugai Seiyaku Kabushiki Kaisha | Process for selectively oxidizing primary hydroxyl groups of organic compounds, and resin containing adsorbed catalyst for use therein |
| EP1541566A1 (en) * | 2003-12-08 | 2005-06-15 | SCA Hygiene Products AB | Process for the separation of organic hydroxylamine and nitrosonium compounds and its use in the oxidation of hydroxy compounds |
| EP1541565A1 (en) * | 2003-12-08 | 2005-06-15 | SCA Hygiene Products AB | Process for the separation of organic nitrosonium and/or hydroxylamine compounds by means of cation exchange resins and recovery and oxidation processes based thereon |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1319465A (en) * | 1961-02-03 | 1963-03-01 | Rohm & Haas | Process for the purification of organic compounds using ion exchange resins |
| FR2342945A1 (en) * | 1976-03-02 | 1977-09-30 | Ugine Kuhlmann | PROCESS FOR EXTRACTING THE CONDENSATION PRODUCTS OF ALCOHYLEN OXIDES FROM AQUEOUS INDUSTRIAL EFFLUENTS |
| DD274435B5 (en) * | 1988-08-02 | 1996-10-31 | Thueringisches Inst Textil | Process for the recovery of N-methylmorpholine-N-oxide |
| AT393114B (en) * | 1989-06-08 | 1991-08-26 | Chemiefaser Lenzing Ag | METHOD FOR SEPARATING AMINES |
-
1990
- 1990-07-24 AT AT0155490A patent/AT394582B/en active
-
1991
- 1991-07-04 AT AT91890141T patent/ATE98522T1/en not_active IP Right Cessation
- 1991-07-04 DK DK91890141.4T patent/DK0468951T3/en not_active Application Discontinuation
- 1991-07-04 ES ES91890141T patent/ES2048006T3/en not_active Expired - Lifetime
- 1991-07-04 DE DE91890141T patent/DE59100725D1/en not_active Expired - Fee Related
- 1991-07-04 EP EP91890141A patent/EP0468951B1/en not_active Expired - Lifetime
- 1991-07-05 RO RO147955A patent/RO110823B1/en unknown
- 1991-07-11 SI SI9111221A patent/SI9111221A/en unknown
- 1991-07-11 YU YU122191A patent/YU47450B/en unknown
- 1991-07-19 TR TR91/0706A patent/TR25638A/en unknown
- 1991-07-19 CZ CS912260A patent/CZ280358B6/en unknown
- 1991-07-22 PL PL91291187A patent/PL165378B1/en unknown
- 1991-07-23 BG BG094872A patent/BG60312B2/en unknown
- 1991-07-23 RU SU915001135A patent/RU2039053C1/en active
- 1991-07-23 HU HU912463A patent/HU210124B/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| YU122191A (en) | 1994-06-24 |
| DK0468951T3 (en) | 1994-03-14 |
| PL291187A1 (en) | 1992-02-10 |
| RO110823B1 (en) | 1996-04-30 |
| EP0468951A1 (en) | 1992-01-29 |
| HUT59645A (en) | 1992-06-29 |
| TR25638A (en) | 1993-07-01 |
| HU210124B (en) | 1995-02-28 |
| AT394582B (en) | 1992-05-11 |
| CS226091A3 (en) | 1992-02-19 |
| HU912463D0 (en) | 1991-12-30 |
| RU2039053C1 (en) | 1995-07-09 |
| ES2048006T3 (en) | 1994-03-01 |
| CZ280358B6 (en) | 1995-12-13 |
| DE59100725D1 (en) | 1994-01-27 |
| YU47450B (en) | 1995-03-27 |
| PL165378B1 (en) | 1994-12-30 |
| SI9111221A (en) | 1995-06-30 |
| EP0468951B1 (en) | 1993-12-15 |
| ATA155490A (en) | 1991-10-15 |
| ATE98522T1 (en) | 1994-01-15 |
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