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PE20110528A1 - Particulas inorganicas con un recubrimiento organico hidrofilico/hidrofobico conmutable por temperatura - Google Patents

Particulas inorganicas con un recubrimiento organico hidrofilico/hidrofobico conmutable por temperatura

Info

Publication number
PE20110528A1
PE20110528A1 PE2011000043A PE2011000043A PE20110528A1 PE 20110528 A1 PE20110528 A1 PE 20110528A1 PE 2011000043 A PE2011000043 A PE 2011000043A PE 2011000043 A PE2011000043 A PE 2011000043A PE 20110528 A1 PE20110528 A1 PE 20110528A1
Authority
PE
Peru
Prior art keywords
substance
temperature
aduct
presents
switchable
Prior art date
Application number
PE2011000043A
Other languages
English (en)
Inventor
Imme Domke
Hartmut Hibst
Alexej Michailovski
Norbert Mronga
Susanne Stutz
Jurgen Tropsch
Original Assignee
Siemens 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.)
Filing date
Publication date
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of PE20110528A1 publication Critical patent/PE20110528A1/es

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/44Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of magnetic liquids, e.g. ferrofluids
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03CMAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C1/00Magnetic separation
    • B03C1/005Pretreatment specially adapted for magnetic separation
    • B03C1/015Pretreatment specially adapted for magnetic separation by chemical treatment imparting magnetic properties to the material to be separated, e.g. roasting, reduction, oxidation
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01FMAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/0036Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties showing low dimensional magnetism, i.e. spin rearrangements due to a restriction of dimensions, e.g. showing giant magnetoresistivity
    • H01F1/0045Zero dimensional, e.g. nanoparticles, soft nanoparticles for medical/biological use
    • H01F1/0054Coated nanoparticles, e.g. nanoparticles coated with organic surfactant

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Nanotechnology (AREA)
  • Molecular Biology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biomedical Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)
  • Water Treatment By Sorption (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)

Abstract

SE REFIERE A UN PROCESO PARA LA SEPARACION DE AL MENOS UNA PRIMERA SUSTANCIA SELECCIONADA DEL GRUPO CONSISTENTE DE MINERALES SULFURADOS, OXIDADOS Y/O CARBONATADOS Y MEZCLAS DE ELLOS DE UNA MEZCLA QUE CONTIENE AL MENOS ESTA PRIMERA SUSTANCIA Y AL MENOS UNA SEGUNDA SUSTANCIA, QUE COMPRENDE LOS SIGUIENTES PASOS: A) PONER EN CONTACTO LA MEZCLA QUE CONTIENE AL MENOS UNA PRIMERA SUSTANCIA Y AL MENOS UNA SEGUNDA SUSTANCIA, CON AL MENOS UN MEDIO DE HIDROFOBACION SELECTIVO EN PRESENCIA DE UN MEDIO DE SUSPENSION, DE MODO QUE DESDE AL MENOS UN MEDIO DE HIDROFOBACION Y AL MENOS DE UNA PRIMERA SUSTANCIA SE FORME UN ADUCTO, PERO NO CON AL MENOS SEGUNDA SUSTANCIA; B) PONER EN CONTACTO EL ADUCTO DEL PASO (A) CON AL MENOS UNA PARTICULA MAGNETICA LA QUE ESTA FUNCIONALIZADA EN SU SUPERFICIE CON AL MENOS UN COMPUESTO POLIMERICO, QUE PRESENTA UNA TEMPERATURA CRITICA DE TRANSICION LCST, A UNA TEMPERATURA EN LA CUAL EL COMPUESTO POLIMERICO PRESENTA UN CARACTER HIDROFOBO, DE MODO QUE EL ADUCTO DEL PASO (A) Y AL MENOS UNA PARTICULA MAGNETICA FUNCIONALIZADA SE AGLOMEREN; C) EVENTUALMENTE LA ADICION DE OTRO MEDIO DE SUSPENSION A LA MEZCLA OBTENIDA EN EL PASO (B); D) SEPARACION DEL AGLOMERADO PRESENTE EN LA SUSPENSION DL PASO (B) O (C) MEDIANTE LA APLICACION DE UN CAMPO MAGNETICO; E) ROMPIMIENTO DEL AGLOMERADO SEPARADO EN EL PASO (D) MEDIANTE LA REGULACION DE UNA TEMPERATURA, EN LA CUAL EL COMPUESTO POLIMERICO PRESENTA UN CARACTER HIDROFILICO, PARA OBTENER UNA AL MENOS PRIMERA SUSTANCIA
PE2011000043A 2008-07-18 2009-07-17 Particulas inorganicas con un recubrimiento organico hidrofilico/hidrofobico conmutable por temperatura PE20110528A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP08160685 2008-07-18

Publications (1)

Publication Number Publication Date
PE20110528A1 true PE20110528A1 (es) 2011-08-11

Family

ID=41130357

Family Applications (1)

Application Number Title Priority Date Filing Date
PE2011000043A PE20110528A1 (es) 2008-07-18 2009-07-17 Particulas inorganicas con un recubrimiento organico hidrofilico/hidrofobico conmutable por temperatura

Country Status (7)

Country Link
US (1) US8434623B2 (es)
EP (1) EP2313200B1 (es)
AU (1) AU2009272672A1 (es)
CL (1) CL2011000112A1 (es)
PE (1) PE20110528A1 (es)
PL (1) PL2313200T3 (es)
WO (1) WO2010007157A1 (es)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7981688B2 (en) 2007-03-08 2011-07-19 University Of Washington Stimuli-responsive magnetic nanoparticles and related methods
EP2313201B1 (de) * 2008-07-18 2012-02-01 Basf Se Selektive stofftrennung mit modifizierten magnetpartikeln
RU2515933C2 (ru) 2008-12-11 2014-05-20 Басф Се Обогащение ценных руд из отходов горнодобывающих предприятий (хвостов обогащения)
CN102421529B (zh) 2009-02-24 2015-08-12 巴斯夫欧洲公司 Cu-Mo分离
EA022857B1 (ru) 2009-03-04 2016-03-31 Басф Се Магнитное разделение руд цветных металлов путем многостадийного кондиционирования
PE20120731A1 (es) 2009-03-04 2012-06-15 Basf Se Aglomerados hidrofobicos magneticos
US8426214B2 (en) 2009-06-12 2013-04-23 University Of Washington System and method for magnetically concentrating and detecting biomarkers
US9080933B2 (en) 2009-11-09 2015-07-14 University Of Washington Through Its Center For Commercialization Stimuli-responsive polymer diagnostic assay comprising magnetic nanoparticles and capture conjugates
US20110117668A1 (en) * 2009-11-09 2011-05-19 University Of Washington Through Its Center For Commercialization Self-powered smart diagnostic devices
US20110257328A1 (en) * 2010-04-14 2011-10-20 Baker Hughes Incorporated Polymers useful as demulsifiers and clarifiers
US8865000B2 (en) 2010-06-11 2014-10-21 Basf Se Utilization of the naturally occurring magnetic constituents of ores
PL2579987T3 (pl) * 2010-06-11 2020-08-24 Basf Se Zastosowanie naturalnie występujących składników magnetycznych z rud
EA201390789A1 (ru) 2010-11-29 2013-12-30 Басф Се Магнитное извлечение ценных компонентов из шлакового материала
CN103476504B (zh) 2011-02-01 2016-11-16 巴斯夫欧洲公司 用于连续分离磁性成分和清洗磁性部分的装置
CA2836308C (en) 2011-05-25 2020-03-10 Cidra Corporate Services Inc. --mineral separation using sized-, weight-or magnetic-based polymer bubbles or beads--
US9731221B2 (en) 2011-05-25 2017-08-15 Cidra Corporate Services, Inc. Apparatus having polymer surfaces having a siloxane functional group
GB201115823D0 (en) * 2011-09-13 2011-10-26 Novel Polymer Solutions Ltd Mineral processing
CN104284731B (zh) 2012-05-09 2017-09-15 巴斯夫欧洲公司 用于资源友好地从非磁性颗粒分离磁性颗粒的设备
US9216420B2 (en) 2012-05-09 2015-12-22 Basf Se Apparatus for resource-friendly separation of magnetic particles from non-magnetic particles
WO2014029715A1 (en) 2012-08-21 2014-02-27 Basf Se Magnetic arrangement for transportation of magnetized material
WO2014068142A1 (en) 2012-11-05 2014-05-08 Basf Se Apparatus for the continuous separation of magnetic constituents
HUE061815T2 (hu) 2014-03-31 2023-08-28 Basf Se Mágnesezett anyag leválasztó berendezés
EP3223952B1 (en) 2014-11-27 2024-01-17 Basf Se Energy input during agglomeration for magnetic separation
WO2016083491A1 (en) 2014-11-27 2016-06-02 Basf Corporation Improvement of concentrate quality
EP3181230A1 (en) 2015-12-17 2017-06-21 Basf Se Ultraflotation with magnetically responsive carrier particles
PE20191586A1 (es) * 2017-03-27 2019-11-04 Cidra Corporate Services Llc Eliminacion de particulas hidrofobicas usando dioxido de carbono
CN112566725A (zh) * 2018-08-13 2021-03-26 巴斯夫欧洲公司 用于矿物加工的载体-磁力分离与其他分离的组合
PE20231769A1 (es) 2021-03-05 2023-11-06 Basf Se Separacion magnetica de particulas soport

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US3425549A (en) * 1966-03-04 1969-02-04 Petrolite Corp Flotation process
US4078993A (en) * 1975-03-06 1978-03-14 Allied Colloids Limited Processes for flotation of mineral substances
US4657666A (en) * 1981-10-26 1987-04-14 W.S.R. Pty. Ltd. Magnetic flotation
GB8726857D0 (en) 1987-11-17 1987-12-23 Fospur Ltd Froth floatation of mineral fines
US4834898A (en) * 1988-03-14 1989-05-30 Board Of Control Of Michigan Technological University Reagents for magnetizing nonmagnetic materials
DE19516323C2 (de) 1995-04-27 1997-02-27 Dirk Dipl Chem Guenther Verfahren zur Herstellung von magnetisierbaren Dispersionen und deren Verwendung
WO2002016528A1 (en) 2000-08-21 2002-02-28 National Institute Of Advanced Industrial Science And Technology Magnetic particles and process for producing the same
AUPR319001A0 (en) 2001-02-19 2001-03-15 Ausmelt Limited Improvements in or relating to flotation
US6686202B2 (en) * 2001-08-08 2004-02-03 Placer Dome, Inc. Methods for detecting and extracting gold
US7563748B2 (en) 2003-06-23 2009-07-21 Cognis Ip Management Gmbh Alcohol alkoxylate carriers for pesticide active ingredients
JP2007528784A (ja) * 2004-02-11 2007-10-18 マサチューセッツ・インスティチュート・オブ・テクノロジー 多層ポリマー被覆磁性ナノクラスタ
DE102007020220B3 (de) * 2007-04-28 2008-11-13 Forschungszentrum Karlsruhe Gmbh Verfahren zur magnetisch unterstützten Extraktion
EP2313201B1 (de) * 2008-07-18 2012-02-01 Basf Se Selektive stofftrennung mit modifizierten magnetpartikeln
CN102421529B (zh) * 2009-02-24 2015-08-12 巴斯夫欧洲公司 Cu-Mo分离

Also Published As

Publication number Publication date
EP2313200A1 (de) 2011-04-27
US8434623B2 (en) 2013-05-07
WO2010007157A1 (de) 2010-01-21
US20110120919A1 (en) 2011-05-26
CL2011000112A1 (es) 2011-06-24
EP2313200B1 (de) 2012-06-27
PL2313200T3 (pl) 2012-11-30
AU2009272672A1 (en) 2010-01-21

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