ATE243882T1 - Keimbildung und wachstum von metalloxid- nanopartikeln und verwendung - Google Patents

Keimbildung und wachstum von metalloxid- nanopartikeln und verwendung

Info

Publication number
ATE243882T1
ATE243882T1 AT99925247T AT99925247T ATE243882T1 AT E243882 T1 ATE243882 T1 AT E243882T1 AT 99925247 T AT99925247 T AT 99925247T AT 99925247 T AT99925247 T AT 99925247T AT E243882 T1 ATE243882 T1 AT E243882T1
Authority
AT
Austria
Prior art keywords
magnetic
metal
oxide
metal ions
solution
Prior art date
Application number
AT99925247T
Other languages
English (en)
Inventor
Shlomo Margel
Sigalit Gura
Original Assignee
Univ Bar Ilan
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 Univ Bar Ilan filed Critical Univ Bar Ilan
Application granted granted Critical
Publication of ATE243882T1 publication Critical patent/ATE243882T1/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y25/00—Nanomagnetism, e.g. magnetoimpedance, anisotropic magnetoresistance, giant magnetoresistance or tunneling magnetoresistance
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K49/00—Preparations for testing in vivo
    • A61K49/06—Nuclear magnetic resonance [NMR] contrast preparations; Magnetic resonance imaging [MRI] contrast preparations
    • A61K49/18—Nuclear magnetic resonance [NMR] contrast preparations; Magnetic resonance imaging [MRI] contrast preparations characterised by a special physical form, e.g. emulsions, microcapsules, liposomes
    • A61K49/1818—Nuclear magnetic resonance [NMR] contrast preparations; Magnetic resonance imaging [MRI] contrast preparations characterised by a special physical form, e.g. emulsions, microcapsules, liposomes particles, e.g. uncoated or non-functionalised microparticles or nanoparticles
    • A61K49/1821—Nuclear magnetic resonance [NMR] contrast preparations; Magnetic resonance imaging [MRI] contrast preparations characterised by a special physical form, e.g. emulsions, microcapsules, liposomes particles, e.g. uncoated or non-functionalised microparticles or nanoparticles coated or functionalised microparticles or nanoparticles
    • A61K49/1824—Nuclear magnetic resonance [NMR] contrast preparations; Magnetic resonance imaging [MRI] contrast preparations characterised by a special physical form, e.g. emulsions, microcapsules, liposomes particles, e.g. uncoated or non-functionalised microparticles or nanoparticles coated or functionalised microparticles or nanoparticles coated or functionalised nanoparticles
    • A61K49/1878—Nuclear magnetic resonance [NMR] contrast preparations; Magnetic resonance imaging [MRI] contrast preparations characterised by a special physical form, e.g. emulsions, microcapsules, liposomes particles, e.g. uncoated or non-functionalised microparticles or nanoparticles coated or functionalised microparticles or nanoparticles coated or functionalised nanoparticles the nanoparticle having a magnetically inert core and a (super)(para)magnetic coating
    • A61K49/1881—Nuclear magnetic resonance [NMR] contrast preparations; Magnetic resonance imaging [MRI] contrast preparations characterised by a special physical form, e.g. emulsions, microcapsules, liposomes particles, e.g. uncoated or non-functionalised microparticles or nanoparticles coated or functionalised microparticles or nanoparticles coated or functionalised nanoparticles the nanoparticle having a magnetically inert core and a (super)(para)magnetic coating wherein the coating consists of chelates, i.e. chelating group complexing a (super)(para)magnetic ion, bound to the surface
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION 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
    • B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C1/00—Magnetic separation
    • B03C1/005—Pretreatment specially adapted for magnetic separation
    • B03C1/01—Pretreatment specially adapted for magnetic separation by addition of magnetic adjuvants
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y5/00—Nanobiotechnology or nanomedicine, e.g. protein engineering or drug delivery
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
    • G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
    • G01N33/53—Immunoassay; Biospecific binding assay; Materials therefor
    • G01N33/543—Immunoassay; Biospecific binding assay; Materials therefor with an insoluble carrier for immobilising immunochemicals
    • G01N33/54313—Immunoassay; Biospecific binding assay; Materials therefor with an insoluble carrier for immobilising immunochemicals the carrier being characterised by its particulate form
    • G01N33/54326—Magnetic particles
    • G01N33/5434—Magnetic particles using magnetic particle immunoreagent carriers which constitute new materials per se
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/0036—Magnets 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
    • H01F1/0045—Zero dimensional, e.g. nanoparticles, soft nanoparticles for medical/biological use
    • H01F1/0054—Coated nanoparticles, e.g. nanoparticles coated with organic surfactant
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/44—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of magnetic liquids, e.g. ferrofluids
    • H01F1/445—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of magnetic liquids, e.g. ferrofluids the magnetic component being a compound, e.g. Fe3O4
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2446/00—Magnetic particle immunoreagent carriers
    • G01N2446/20—Magnetic particle immunoreagent carriers the magnetic material being present in the particle core
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2446/00—Magnetic particle immunoreagent carriers
    • G01N2446/30—Magnetic particle immunoreagent carriers the magnetic material being dispersed in the polymer composition before their conversion into particulate form
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2446/00—Magnetic particle immunoreagent carriers
    • G01N2446/80—Magnetic particle immunoreagent carriers characterised by the agent used to coat the magnetic particles, e.g. lipids
    • G01N2446/84—Polymer coating, e.g. gelatin

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Nanotechnology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Immunology (AREA)
  • Molecular Biology (AREA)
  • General Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Biotechnology (AREA)
  • Power Engineering (AREA)
  • Hematology (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Urology & Nephrology (AREA)
  • General Physics & Mathematics (AREA)
  • Inorganic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Food Science & Technology (AREA)
  • Microbiology (AREA)
  • Pathology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Epidemiology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Physics & Mathematics (AREA)
  • Cell Biology (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Biophysics (AREA)
  • General Engineering & Computer Science (AREA)
  • Medical Informatics (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Hard Magnetic Materials (AREA)
  • Compounds Of Iron (AREA)
  • Soft Magnetic Materials (AREA)
  • Medicinal Preparation (AREA)
AT99925247T 1998-05-26 1999-05-24 Keimbildung und wachstum von metalloxid- nanopartikeln und verwendung ATE243882T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US8472698A 1998-05-26 1998-05-26
PCT/IL1999/000275 WO1999062079A1 (en) 1998-05-26 1999-05-24 Nucleation and growth of magnetic metal oxide nanoparticles and its use

Publications (1)

Publication Number Publication Date
ATE243882T1 true ATE243882T1 (de) 2003-07-15

Family

ID=22186847

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99925247T ATE243882T1 (de) 1998-05-26 1999-05-24 Keimbildung und wachstum von metalloxid- nanopartikeln und verwendung

Country Status (7)

Country Link
EP (1) EP1088315B1 (de)
JP (1) JP2002517085A (de)
AT (1) ATE243882T1 (de)
AU (1) AU4161399A (de)
DE (1) DE69909090T2 (de)
IL (1) IL139638A0 (de)
WO (1) WO1999062079A1 (de)

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US20110014296A1 (en) * 2009-07-17 2011-01-20 National Chiao Tung University Drug Delivery Nanodevice, its Preparation Method and Uses Thereof
WO2013094711A1 (ja) 2011-12-21 2013-06-27 Jnc株式会社 磁性粒子を用いた水溶液中のセシウムイオンの除去方法
JP5920820B2 (ja) * 2012-03-05 2016-05-18 国立研究開発法人産業技術総合研究所 磁性ナノ粒子固定型酸化オスミウム
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KR20170097510A (ko) 2016-02-18 2017-08-28 연세대학교 산학협력단 T1 mri 조영제로서의 나노입자의 분산 안정도를 증가시키는 방법 및 t1 mri 조영제 나노입자
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KR102075593B1 (ko) * 2018-01-02 2020-02-10 경희대학교 산학협력단 균일한 크기의 자성 아밀로오스 마이크로비드의 제조 방법 및 이의 응용
CN117064634A (zh) 2018-03-01 2023-11-17 巴伊兰大学 用于修正眼部状态的系统、方法及材料组成物
CN108636366A (zh) * 2018-04-17 2018-10-12 江苏国创环保科技有限公司 一种吸附重金属的磁性吸附材料的制备方法及应用
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CN113881661A (zh) * 2021-09-29 2022-01-04 淮阴工学院 基于羧甲基淀粉修饰的磁性纳米粒子固定化酶的方法
KR102928416B1 (ko) 2021-11-15 2026-02-19 가톨릭대학교 산학협력단 입자 크기를 조절할 수 있는 하프늄 나노입자 제조방법
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Also Published As

Publication number Publication date
DE69909090T2 (de) 2004-05-19
WO1999062079A1 (en) 1999-12-02
EP1088315B1 (de) 2003-06-25
AU4161399A (en) 1999-12-13
IL139638A0 (en) 2002-02-10
JP2002517085A (ja) 2002-06-11
EP1088315A1 (de) 2001-04-04
DE69909090D1 (de) 2003-07-31

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