ZA200702660B - Chelating agents for heavy metal removal - Google Patents
Chelating agents for heavy metal removalInfo
- Publication number
- ZA200702660B ZA200702660B ZA200702660A ZA200702660A ZA200702660B ZA 200702660 B ZA200702660 B ZA 200702660B ZA 200702660 A ZA200702660 A ZA 200702660A ZA 200702660 A ZA200702660 A ZA 200702660A ZA 200702660 B ZA200702660 B ZA 200702660B
- Authority
- ZA
- South Africa
- Prior art keywords
- heavy metal
- chelating agents
- metal removal
- removal
- chelating
- Prior art date
Links
- 239000002738 chelating agent Substances 0.000 title 1
- 229910001385 heavy metal Inorganic materials 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F8/00—Chemical modification by after-treatment
- C08F8/40—Introducing phosphorus atoms or phosphorus-containing groups
-
- 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
- B01J45/00—Ion-exchange in which a complex or a chelate is formed; Use of material as complex or chelate forming ion-exchangers; Treatment of material for improving the complex or chelate forming ion-exchange properties
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/28—Phosphorus compounds with one or more P—C bonds
- C07F9/38—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)]
- C07F9/3804—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)] not used, see subgroups
- C07F9/3808—Acyclic saturated acids which can have further substituents on alkyl
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
- C07F9/02—Phosphorus compounds
- C07F9/28—Phosphorus compounds with one or more P—C bonds
- C07F9/38—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)]
- C07F9/40—Esters thereof
- C07F9/4003—Esters thereof the acid moiety containing a substituent or a structure which is considered as characteristic
- C07F9/4006—Esters of acyclic acids which can have further substituents on alkyl
-
- 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
-
- 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
- Y10S210/911—Cumulative poison
- Y10S210/912—Heavy metal
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Molecular Biology (AREA)
- General Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- General Chemical & Material Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Treatment Of Water By Ion Exchange (AREA)
- Water Treatment By Sorption (AREA)
- Removal Of Specific Substances (AREA)
- Processing Of Solid Wastes (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/957,553 US7527733B2 (en) | 2004-09-30 | 2004-09-30 | Chelating agents for heavy metal removal |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA200702660B true ZA200702660B (en) | 2008-08-27 |
Family
ID=36097816
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA200702660A ZA200702660B (en) | 2004-09-30 | 2007-03-29 | Chelating agents for heavy metal removal |
Country Status (12)
Country | Link |
---|---|
US (1) | US7527733B2 (ja) |
EP (1) | EP1794092A4 (ja) |
JP (1) | JP2008514419A (ja) |
KR (1) | KR20070085280A (ja) |
CN (1) | CN101065330A (ja) |
AU (1) | AU2005292337A1 (ja) |
BR (1) | BRPI0516862A (ja) |
CA (1) | CA2581913A1 (ja) |
MX (1) | MX2007003681A (ja) |
RU (1) | RU2007116105A (ja) |
WO (1) | WO2006039235A2 (ja) |
ZA (1) | ZA200702660B (ja) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7678281B2 (en) * | 2003-07-18 | 2010-03-16 | Bj Services Company | Method of reclaiming brine solutions using an organic chelant |
US7674384B2 (en) * | 2003-07-18 | 2010-03-09 | Bj Services Company | Method of reclaiming brine solutions using an organic chelant |
US8874145B2 (en) * | 2006-08-02 | 2014-10-28 | Telecommunication Systems, Inc. | Personal location code broker |
BRPI0811377A2 (pt) * | 2007-05-31 | 2014-12-09 | Dow Italia S R L | "processo para a remoção e recuperação de pelo menos um metal pesado" |
US7947130B2 (en) * | 2009-10-24 | 2011-05-24 | Wai Mun Lee | Troika acid semiconductor cleaning compositions and methods of use |
EP2542248A4 (en) | 2010-03-02 | 2013-04-17 | Univ Kansas | POLYAMINE-DIHYDROXYBENZOIC ACID CONJUGATE HYDROGELES AS IRON-CHELATOR |
US8702975B2 (en) * | 2010-09-16 | 2014-04-22 | Chevron U.S.A. Inc. | Process, method, and system for removing heavy metals from fluids |
US8663460B2 (en) | 2010-09-16 | 2014-03-04 | Chevron U.S.A. Inc. | Process, method, and system for removing heavy metals from fluids |
US8728304B2 (en) | 2010-09-16 | 2014-05-20 | Chevron U.S.A. Inc. | Process, method, and system for removing heavy metals from fluids |
US8673133B2 (en) | 2010-09-16 | 2014-03-18 | Chevron U.S.A. Inc. | Process, method, and system for removing heavy metals from fluids |
US8975340B2 (en) | 2010-12-15 | 2015-03-10 | Electric Power Research Institute, Inc. | Synthesis of sequestration resins for water treatment in light water reactors |
US9214248B2 (en) | 2010-12-15 | 2015-12-15 | Electric Power Research Institute, Inc. | Capture and removal of radioactive species from an aqueous solution |
US9589690B2 (en) | 2010-12-15 | 2017-03-07 | Electric Power Research Institute, Inc. | Light water reactor primary coolant activity cleanup |
CN103157445A (zh) * | 2013-02-25 | 2013-06-19 | 武汉纺织大学 | 一种聚合物负载的金属盐配位萃取剂及其制备与应用 |
CN108531563A (zh) * | 2018-02-05 | 2018-09-14 | 深圳市尚维高科有限公司 | 多孔微球的用途及裂解液以及裂解液的使用方法 |
CN109502873B (zh) * | 2018-11-16 | 2021-11-16 | 西北矿冶研究院 | 一种处理废水中重金属离子的装置及方法 |
CN110693076A (zh) * | 2019-08-07 | 2020-01-17 | 常德华馥生物技术有限公司 | 降低烟草浸膏中Pb和As含量的方法 |
CN110372081A (zh) * | 2019-08-16 | 2019-10-25 | 重庆工程职业技术学院 | 工业废水重金属处理池 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU1004398A1 (ru) * | 1981-09-18 | 1983-03-15 | Московский ордена Ленина и ордена Трудового Красного Знамени химико-технологический институт им.Д.И.Менделеева | 0,0-Дибутилоксиминоцианметилфосфонат в качестве экстрагента переходных металлов и способ его получени |
US4952321A (en) * | 1988-10-07 | 1990-08-28 | Brigham Young University | Process of removing and concentrating desired ions from solutions |
US5182251A (en) * | 1991-10-10 | 1993-01-26 | Brigham Young University | Aminoalkylphosphonic acid containing ligands attached to solid supports for removal of metal ions |
JP3518112B2 (ja) * | 1995-12-06 | 2004-04-12 | 東京瓦斯株式会社 | 燃料電池の水処理装置 |
US5948931A (en) * | 1996-07-12 | 1999-09-07 | University Of Southern California | Preparation and use of α-(hydroxyimino) phosphonoacetic acids |
US5804606A (en) * | 1997-04-21 | 1998-09-08 | Rohm & Haas Company | Chelating resins |
US6232265B1 (en) * | 1999-06-11 | 2001-05-15 | Ibc Advanced Technologies, Inc. | Particulate solid supports functionalized with polyhydroxypyridinone ligands |
AU780950B2 (en) | 1999-09-27 | 2005-04-28 | Ibc Advanced Technologies, Inc. | Polyamide-containing ligands covalently bonded to supports, polyamide-containing resins, and methods for removing metals from solutions |
GB0025502D0 (en) * | 2000-10-18 | 2000-11-29 | Johnson Matthey Plc | Metal scavenging |
JP2004000874A (ja) * | 2002-04-05 | 2004-01-08 | Toyobo Co Ltd | 溶液中の金属イオン濾過装置 |
-
2004
- 2004-09-30 US US10/957,553 patent/US7527733B2/en not_active Expired - Fee Related
-
2005
- 2005-09-23 EP EP05801898A patent/EP1794092A4/en not_active Withdrawn
- 2005-09-23 MX MX2007003681A patent/MX2007003681A/es not_active Application Discontinuation
- 2005-09-23 WO PCT/US2005/034420 patent/WO2006039235A2/en active Application Filing
- 2005-09-23 AU AU2005292337A patent/AU2005292337A1/en not_active Abandoned
- 2005-09-23 KR KR1020077009155A patent/KR20070085280A/ko not_active Application Discontinuation
- 2005-09-23 JP JP2007534688A patent/JP2008514419A/ja active Pending
- 2005-09-23 RU RU2007116105/04A patent/RU2007116105A/ru not_active Application Discontinuation
- 2005-09-23 CN CNA2005800407356A patent/CN101065330A/zh active Pending
- 2005-09-23 BR BRPI0516862-7A patent/BRPI0516862A/pt not_active IP Right Cessation
- 2005-09-23 CA CA002581913A patent/CA2581913A1/en not_active Abandoned
-
2007
- 2007-03-29 ZA ZA200702660A patent/ZA200702660B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
CA2581913A1 (en) | 2006-04-13 |
RU2007116105A (ru) | 2008-11-10 |
WO2006039235A3 (en) | 2006-08-31 |
US7527733B2 (en) | 2009-05-05 |
EP1794092A2 (en) | 2007-06-13 |
CN101065330A (zh) | 2007-10-31 |
JP2008514419A (ja) | 2008-05-08 |
WO2006039235A2 (en) | 2006-04-13 |
KR20070085280A (ko) | 2007-08-27 |
AU2005292337A1 (en) | 2006-04-13 |
MX2007003681A (es) | 2007-05-21 |
BRPI0516862A (pt) | 2008-09-23 |
EP1794092A4 (en) | 2011-08-10 |
US20060065604A1 (en) | 2006-03-30 |
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