CA2701443A1 - Method for removing hydrazine compounds - Google Patents
Method for removing hydrazine compounds Download PDFInfo
- Publication number
- CA2701443A1 CA2701443A1 CA2701443A CA2701443A CA2701443A1 CA 2701443 A1 CA2701443 A1 CA 2701443A1 CA 2701443 A CA2701443 A CA 2701443A CA 2701443 A CA2701443 A CA 2701443A CA 2701443 A1 CA2701443 A1 CA 2701443A1
- Authority
- CA
- Canada
- Prior art keywords
- hydrazine
- oxadiazole
- solution
- poly
- solutions
- Prior art date
- Legal status (The legal status 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 status listed.)
- Abandoned
Links
- 238000000034 method Methods 0.000 title claims abstract description 76
- 150000002429 hydrazines Chemical class 0.000 title claims abstract description 46
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims abstract description 18
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims abstract description 18
- 239000001267 polyvinylpyrrolidone Substances 0.000 claims abstract description 12
- OAKJQQAXSVQMHS-UHFFFAOYSA-N hydrazine Substances NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 claims description 66
- 229920000642 polymer Polymers 0.000 claims description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- -1 hydrazine compound Chemical class 0.000 claims description 10
- RHUYHJGZWVXEHW-UHFFFAOYSA-N 1,1-Dimethyhydrazine Chemical compound CN(C)N RHUYHJGZWVXEHW-UHFFFAOYSA-N 0.000 claims description 8
- 238000001914 filtration Methods 0.000 claims description 6
- 238000004062 sedimentation Methods 0.000 claims description 5
- 238000005119 centrifugation Methods 0.000 claims description 4
- 239000004816 latex Substances 0.000 claims description 4
- 229920000126 latex Polymers 0.000 claims description 4
- HDZGCSFEDULWCS-UHFFFAOYSA-N monomethylhydrazine Chemical compound CNN HDZGCSFEDULWCS-UHFFFAOYSA-N 0.000 claims description 4
- 238000013019 agitation Methods 0.000 claims description 3
- 239000000243 solution Substances 0.000 description 86
- 229920000523 polyvinylpolypyrrolidone Polymers 0.000 description 33
- 235000013809 polyvinylpolypyrrolidone Nutrition 0.000 description 33
- 150000001875 compounds Chemical class 0.000 description 9
- 238000004458 analytical method Methods 0.000 description 8
- 230000007423 decrease Effects 0.000 description 8
- FUSNOPLQVRUIIM-UHFFFAOYSA-N 4-amino-2-(4,4-dimethyl-2-oxoimidazolidin-1-yl)-n-[3-(trifluoromethyl)phenyl]pyrimidine-5-carboxamide Chemical compound O=C1NC(C)(C)CN1C(N=C1N)=NC=C1C(=O)NC1=CC=CC(C(F)(F)F)=C1 FUSNOPLQVRUIIM-UHFFFAOYSA-N 0.000 description 7
- 239000004971 Cross linker Substances 0.000 description 7
- 239000012493 hydrazine sulfate Substances 0.000 description 7
- 229910000377 hydrazine sulfate Inorganic materials 0.000 description 7
- 239000007787 solid Substances 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- 150000001252 acrylic acid derivatives Chemical class 0.000 description 5
- 229920002659 Polyclar® Super R Polymers 0.000 description 4
- 235000013361 beverage Nutrition 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 239000011550 stock solution Substances 0.000 description 4
- 239000000178 monomer Substances 0.000 description 3
- NHJVRSWLHSJWIN-UHFFFAOYSA-N 2,4,6-trinitrobenzenesulfonic acid Chemical compound OS(=O)(=O)C1=C([N+]([O-])=O)C=C([N+]([O-])=O)C=C1[N+]([O-])=O NHJVRSWLHSJWIN-UHFFFAOYSA-N 0.000 description 2
- 235000009027 Amelanchier alnifolia Nutrition 0.000 description 2
- 244000068687 Amelanchier alnifolia Species 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 238000004132 cross linking Methods 0.000 description 2
- 239000008367 deionised water Substances 0.000 description 2
- 229910021641 deionized water Inorganic materials 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- BVKZIAODKDJPLW-UHFFFAOYSA-N hexanitrobenzene Chemical compound [O-][N+](=O)C1=C([N+]([O-])=O)C([N+]([O-])=O)=C([N+]([O-])=O)C([N+]([O-])=O)=C1[N+]([O-])=O BVKZIAODKDJPLW-UHFFFAOYSA-N 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- LSDPWZHWYPCBBB-UHFFFAOYSA-N Methanethiol Chemical class SC LSDPWZHWYPCBBB-UHFFFAOYSA-N 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- QYKIQEUNHZKYBP-UHFFFAOYSA-N Vinyl ether Chemical class C=COC=C QYKIQEUNHZKYBP-UHFFFAOYSA-N 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 230000001588 bifunctional effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 231100000357 carcinogen Toxicity 0.000 description 1
- 239000003183 carcinogenic agent Substances 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000034994 death Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 239000012527 feed solution Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Chemical class Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 description 1
- 230000007794 irritation Effects 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000008816 organ damage Effects 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000000451 tissue damage Effects 0.000 description 1
- 231100000827 tissue damage Toxicity 0.000 description 1
- 230000002110 toxicologic effect Effects 0.000 description 1
- 231100000759 toxicological effect Toxicity 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 229920003169 water-soluble polymer Polymers 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D139/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a single or double bond to nitrogen or by a heterocyclic ring containing nitrogen; Coating compositions based on derivatives of such polymers
- C09D139/04—Homopolymers or copolymers of monomers containing heterocyclic rings having nitrogen as ring member
- C09D139/06—Homopolymers or copolymers of N-vinyl-pyrrolidones
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D15/00—Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
-
- 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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
- B01J20/26—Synthetic macromolecular compounds
-
- 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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
- B01J20/26—Synthetic macromolecular compounds
- B01J20/261—Synthetic macromolecular compounds obtained by reactions only involving carbon to carbon unsaturated bonds
-
- 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
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
- B01J20/26—Synthetic macromolecular compounds
- B01J20/265—Synthetic macromolecular compounds modified or post-treated polymers
- B01J20/267—Cross-linked polymers
-
- 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
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/285—Treatment of water, waste water, or sewage by sorption using synthetic organic sorbents
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L79/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen or carbon only, not provided for in groups C08L61/00 - C08L77/00
- C08L79/04—Polycondensates having nitrogen-containing heterocyclic rings in the main chain; Polyhydrazides; Polyamide acids or similar polyimide precursors
- C08L79/06—Polyhydrazides; Polytriazoles; Polyamino-triazoles; Polyoxadiazoles
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2101/00—Nature of the contaminant
- C02F2101/10—Inorganic compounds
- C02F2101/16—Nitrogen compounds, e.g. ammonia
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2312/00—Crosslinking
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S210/00—Liquid purification or separation
- Y10S210/902—Materials removed
- Y10S210/908—Organic
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Environmental & Geological Engineering (AREA)
- Hydrology & Water Resources (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
- Materials Engineering (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Physical Water Treatments (AREA)
- Water Treatment By Sorption (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
- Removal Of Specific Substances (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/975,417 US7758757B2 (en) | 2007-10-19 | 2007-10-19 | Method for removing hydrazine compounds |
| US11/975,417 | 2007-10-19 | ||
| PCT/US2008/078390 WO2009051958A1 (en) | 2007-10-19 | 2008-10-01 | Method for removing hydrazine compounds |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2701443A1 true CA2701443A1 (en) | 2009-04-23 |
Family
ID=40019505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2701443A Abandoned CA2701443A1 (en) | 2007-10-19 | 2008-10-01 | Method for removing hydrazine compounds |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US7758757B2 (enExample) |
| EP (1) | EP2200944A1 (enExample) |
| JP (1) | JP5260666B2 (enExample) |
| KR (1) | KR20100100805A (enExample) |
| CN (1) | CN101827791B (enExample) |
| BR (1) | BRPI0816502A2 (enExample) |
| CA (1) | CA2701443A1 (enExample) |
| MX (1) | MX2010004270A (enExample) |
| WO (1) | WO2009051958A1 (enExample) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007100658A2 (en) * | 2006-02-24 | 2007-09-07 | Isp Investments Inc. | Use of pvpp to remove contaminants from produced water of an oil or gas well |
| US7928433B2 (en) * | 2008-08-18 | 2011-04-19 | Xerox Corporation | Electronic device comprising semiconducting polymers |
| US7928181B2 (en) * | 2008-08-18 | 2011-04-19 | Xerox Corporation | Semiconducting polymers |
| US8097074B2 (en) * | 2009-07-17 | 2012-01-17 | New Mexico Highlands University | Air filtration and absorption method and system for the remediation of hydrazine |
| US8535430B2 (en) | 2009-07-17 | 2013-09-17 | New Mexico Highlands University | Hydrazine filtration method and system |
| US20110194988A1 (en) * | 2009-07-17 | 2011-08-11 | Martinez Rodolfo A | Hydrazine spill pad apparatus and method of manufacturing |
| CN108394951A (zh) * | 2016-04-06 | 2018-08-14 | 杭州启澄科技有限公司 | 一种用交联聚乙烯吡咯烷酮担体吸附净化氨氮废水的方法 |
| WO2018064795A1 (en) * | 2016-10-05 | 2018-04-12 | Boai Nky Pharmaceuticals Ltd. | Tablet compositions containing crosslinked polyvinylpyrrolidone and their use in beverage applications |
| CN108862217A (zh) * | 2018-07-09 | 2018-11-23 | 郭秦 | 一种硫代卡巴肼生产废水处理工艺 |
| CN109180522B (zh) * | 2018-09-28 | 2021-01-29 | 吉林化工学院 | 一种去除叔丁基肼盐酸盐中盐酸肼的工艺 |
| CN115924864B (zh) * | 2022-12-23 | 2024-09-06 | 中国天辰工程有限公司 | 一种丁酮连氮水解制备水合肼的方法 |
Family Cites Families (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2609387A (en) | 1948-12-01 | 1952-09-02 | Monsanto Chemicals | Removal of amine inhibitors from unsaturated monomers |
| US3159632A (en) | 1960-11-25 | 1964-12-01 | Dow Chemical Co | Repetitive process for the removal and/or recovery of amines from aqueous solutions |
| GB1146291A (en) | 1965-12-07 | 1969-03-26 | Fisons Ind Chemicals Ltd | Hydrazine process |
| JPS49119451A (enExample) * | 1973-03-16 | 1974-11-14 | ||
| US3937686A (en) | 1974-01-10 | 1976-02-10 | C/O E. I. Du Pont De Nemours & Co. | Process of preparing high molecular weight polyamide with recovery of diamine and return of same to polymerization system |
| DE2529647C3 (de) | 1975-07-03 | 1979-12-06 | Bayer Ag, 5090 Leverkusen | Verfahren zur Reinigung von Abwässern der Hydrazinherstellung |
| US4067854A (en) | 1975-08-29 | 1978-01-10 | Rohm And Haas Company | Adsorption process |
| US4380615A (en) | 1981-03-05 | 1983-04-19 | E. I. Du Pont De Nemours And Company | Diamine recovery process |
| JPS58177193A (ja) | 1982-04-09 | 1983-10-17 | Mitsubishi Heavy Ind Ltd | 廃液中のヒドラジンの除去方法 |
| CA1247761A (en) | 1983-12-13 | 1988-12-28 | Robert Kunin | Method for treating aqueous solutions with weakly acidic cation exchange resins |
| US4532318A (en) | 1984-09-05 | 1985-07-30 | Syntex (U.S.A.) Inc. | Process for removing trace amounts of hydrazine |
| JPS61120691A (ja) | 1984-11-19 | 1986-06-07 | Ebara Infilco Co Ltd | ヒドラジン含有水の処理方法 |
| JPS61141988A (ja) * | 1984-12-12 | 1986-06-28 | Ebara Infilco Co Ltd | ヒドラジン含有水の処理方法 |
| US5141611A (en) * | 1985-05-16 | 1992-08-25 | Memtec Limited | Removing and recovering plant polyphenols |
| US4804527A (en) | 1986-06-17 | 1989-02-14 | E.C.C. America Inc. | Method and composition for safely decomposing hydrazine |
| US4902544A (en) * | 1988-05-24 | 1990-02-20 | Sheen Kleen, Inc. | Leak resistant absorbent product |
| AT393114B (de) | 1989-06-08 | 1991-08-26 | Chemiefaser Lenzing Ag | Verfahren zur abtrennung von aminen |
| DE4140086C2 (de) * | 1991-12-05 | 1994-08-25 | Basf Ag | Verfahren zur Herstellung hochreiner N-Vinylpyrrolidon-Polymerisate |
| WO2001077203A2 (en) * | 2000-04-11 | 2001-10-18 | Dupont Displays, Inc. | Soluble poly(aryl-oxadiazole) conjugated polymers |
| RU2177451C1 (ru) * | 2000-10-27 | 2001-12-27 | 25 Государственный научно-исследовательский институт Министерства обороны Российской Федерации (по применению топлив, масел, смазок и специальных жидкостей - 25 ГосНИИ МО РФ по химмотологии) | Способ очистки водных растворов от гидразина и его метил- и диметилпроизводных |
| FR2826354B1 (fr) | 2001-06-22 | 2003-12-26 | Atofina | Procede de decomposition de l'hydrazine contenue dans un liquide aqueux |
| EP1427760B1 (en) * | 2001-09-10 | 2005-11-23 | DSM IP Assets B.V. | Process for producing hydrogenated polymers |
| US7074959B2 (en) | 2002-08-01 | 2006-07-11 | New Mexico Highlands University | Methods and systems for remediating hydrazine-contaminated equipment and/or surfaces |
| US7098301B1 (en) * | 2005-07-29 | 2006-08-29 | Exxonmobil Chemical Patents Inc. | High pressure filter method of separating polymer solids and unreacted monomer |
-
2007
- 2007-10-19 US US11/975,417 patent/US7758757B2/en active Active
-
2008
- 2008-10-01 MX MX2010004270A patent/MX2010004270A/es active IP Right Grant
- 2008-10-01 BR BRPI0816502-5A2A patent/BRPI0816502A2/pt not_active IP Right Cessation
- 2008-10-01 JP JP2010530014A patent/JP5260666B2/ja not_active Expired - Fee Related
- 2008-10-01 EP EP08839520A patent/EP2200944A1/en not_active Withdrawn
- 2008-10-01 KR KR1020107010865A patent/KR20100100805A/ko not_active Ceased
- 2008-10-01 CN CN2008801117922A patent/CN101827791B/zh not_active Expired - Fee Related
- 2008-10-01 CA CA2701443A patent/CA2701443A1/en not_active Abandoned
- 2008-10-01 WO PCT/US2008/078390 patent/WO2009051958A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| CN101827791A (zh) | 2010-09-08 |
| CN101827791B (zh) | 2013-05-01 |
| BRPI0816502A2 (pt) | 2015-02-24 |
| US7758757B2 (en) | 2010-07-20 |
| EP2200944A1 (en) | 2010-06-30 |
| KR20100100805A (ko) | 2010-09-15 |
| US20090101589A1 (en) | 2009-04-23 |
| JP5260666B2 (ja) | 2013-08-14 |
| MX2010004270A (es) | 2010-05-03 |
| JP2011500317A (ja) | 2011-01-06 |
| WO2009051958A1 (en) | 2009-04-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7758757B2 (en) | Method for removing hydrazine compounds | |
| CA2542357C (en) | Method of dewatering grain stillage solids | |
| Yangui et al. | Towards a high yield recovery of polyphenols from olive mill wastewater on activated carbon coated with milk proteins: Experimental design and antioxidant activity | |
| Dima et al. | Hexavalent chromium removal in contaminated water using reticulated chitosan micro/nanoparticles from seafood processing wastes | |
| Palacio et al. | Tetracycline removal by polyelectrolyte copolymers in conjunction with ultrafiltration membranes through liquid-phase polymer-based retention | |
| EP1784363A2 (en) | Method of dewatering thin stillage processing streams | |
| AU2007334051A1 (en) | Method of dewatering thin stillage processing streams | |
| Palacio et al. | Water-soluble polymers with the ability to remove amoxicillin as emerging pollutant from water | |
| EP3350128B1 (en) | Method for regenerating an acrylic resin | |
| EP1778739B1 (en) | Preparation of ultrapure polymeric articles | |
| CN112752733A (zh) | 用于氧化铝生产的系统和方法 | |
| Neagu et al. | Unconventional ion exchange resins and their retention properties for Hg2+ ions | |
| EP2864417B1 (en) | Polymer and method of use | |
| EP3353117A1 (en) | Removal of kinetic hydrate inhibitors | |
| EP3350129B1 (en) | Method of purifying water | |
| RU2742636C2 (ru) | Способ отделения ртути от продукта выщелачивания руды | |
| Malgoshata | PROSPECTS FOR THE USE OF POLYMER-CONTAINING MATERIALS AND SORBENTS FOR MEMBRANE ULTRAFI LTRATION, SORPTION AND CONCENTRATION OF NUCLEIC ACIDS FROM AQUEOUS MEDIA. A REVIEW | |
| EP3277626B1 (en) | Treating sulfuric acid | |
| EP3350127A1 (en) | Method of regenerating an acrylic resin | |
| JP2005161104A (ja) | 有害物質吸着体およびその製造方法 | |
| Rivas et al. | Online multi-stage membrane filtration of synthetic polydispersed water-soluble polymers with uv visible absorption as a mode for their detection | |
| JPH052105B2 (enExample) | ||
| Augustine et al. | Molecular Imprinted Membranes as Synthetic Receptors for the Analysis of Progesterone in Human Urine | |
| NZ615725B2 (en) | Imprinted polymer that binds heterocyclic compounds and methods of use | |
| NZ615725A (en) | Imprinted polymer that binds heterocyclic compounds and methods of use |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |
Effective date: 20130903 |
|
| FZDE | Dead |
Effective date: 20170330 |