BR112013002346A2 - preparação de nanopartículas paragmagnéticas ou pseudoparamagnéticas de tamanho extremamente pequeno e uniforme com base em óxido de ferro e agentes de contraste t1 de irm usando o mesmo - Google Patents

preparação de nanopartículas paragmagnéticas ou pseudoparamagnéticas de tamanho extremamente pequeno e uniforme com base em óxido de ferro e agentes de contraste t1 de irm usando o mesmo

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Publication number
BR112013002346A2
BR112013002346A2 BR112013002346A BR112013002346A BR112013002346A2 BR 112013002346 A2 BR112013002346 A2 BR 112013002346A2 BR 112013002346 A BR112013002346 A BR 112013002346A BR 112013002346 A BR112013002346 A BR 112013002346A BR 112013002346 A2 BR112013002346 A2 BR 112013002346A2
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BR
Brazil
Prior art keywords
iron oxide
pseudoparamagnetic
nanoparticles
extremely small
same
Prior art date
Application number
BR112013002346A
Other languages
English (en)
Inventor
Sik Jeon Bong
Hyo Kim Byung
Byul Kwon Eun
Gyu Kim Eung
Young Park Ju
Hyun Lee No
Hwan Hyeon Taeg
Jae Myeong Wan
Original Assignee
Hanwha Chemical Corp
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
Priority claimed from KR1020100075523A external-priority patent/KR101729554B1/ko
Priority claimed from KR1020110077534A external-priority patent/KR101805873B1/ko
Application filed by Hanwha Chemical Corp filed Critical Hanwha Chemical Corp
Publication of BR112013002346A2 publication Critical patent/BR112013002346A2/pt

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    • 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
    • A61K49/1827—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 having a (super)(para)magnetic core, being a solid MRI-active material, e.g. magnetite, or composed of a plurality of MRI-active, organic agents, e.g. Gd-chelates, or nuclei, e.g. Eu3+, encapsulated or entrapped in the core of the coated or functionalised nanoparticle
    • A61K49/1833—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 having a (super)(para)magnetic core, being a solid MRI-active material, e.g. magnetite, or composed of a plurality of MRI-active, organic agents, e.g. Gd-chelates, or nuclei, e.g. Eu3+, encapsulated or entrapped in the core of the coated or functionalised nanoparticle having a (super)(para)magnetic core coated or functionalised with a small organic molecule
    • A61K49/1839—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 having a (super)(para)magnetic core, being a solid MRI-active material, e.g. magnetite, or composed of a plurality of MRI-active, organic agents, e.g. Gd-chelates, or nuclei, e.g. Eu3+, encapsulated or entrapped in the core of the coated or functionalised nanoparticle having a (super)(para)magnetic core coated or functionalised with a small organic molecule the small organic molecule being a lipid, a fatty acid having 8 or more carbon atoms in the main chain, or a phospholipid
    • 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
    • A61K49/08—Nuclear magnetic resonance [NMR] contrast preparations; Magnetic resonance imaging [MRI] contrast preparations characterised by the carrier
    • A61K49/10—Organic compounds
    • 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
    • A61K49/1827—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 having a (super)(para)magnetic core, being a solid MRI-active material, e.g. magnetite, or composed of a plurality of MRI-active, organic agents, e.g. Gd-chelates, or nuclei, e.g. Eu3+, encapsulated or entrapped in the core of the coated or functionalised nanoparticle
    • A61K49/1833—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 having a (super)(para)magnetic core, being a solid MRI-active material, e.g. magnetite, or composed of a plurality of MRI-active, organic agents, e.g. Gd-chelates, or nuclei, e.g. Eu3+, encapsulated or entrapped in the core of the coated or functionalised nanoparticle having a (super)(para)magnetic core coated or functionalised with a small organic molecule
    • A61K49/1836—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 having a (super)(para)magnetic core, being a solid MRI-active material, e.g. magnetite, or composed of a plurality of MRI-active, organic agents, e.g. Gd-chelates, or nuclei, e.g. Eu3+, encapsulated or entrapped in the core of the coated or functionalised nanoparticle having a (super)(para)magnetic core coated or functionalised with a small organic molecule the small organic molecule being a carboxylic acid having less than 8 carbon atoms in the main chain
    • 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
    • A61K49/1827—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 having a (super)(para)magnetic core, being a solid MRI-active material, e.g. magnetite, or composed of a plurality of MRI-active, organic agents, e.g. Gd-chelates, or nuclei, e.g. Eu3+, encapsulated or entrapped in the core of the coated or functionalised nanoparticle
    • A61K49/1833—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 having a (super)(para)magnetic core, being a solid MRI-active material, e.g. magnetite, or composed of a plurality of MRI-active, organic agents, e.g. Gd-chelates, or nuclei, e.g. Eu3+, encapsulated or entrapped in the core of the coated or functionalised nanoparticle having a (super)(para)magnetic core coated or functionalised with a small organic molecule
    • A61K49/1842—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 having a (super)(para)magnetic core, being a solid MRI-active material, e.g. magnetite, or composed of a plurality of MRI-active, organic agents, e.g. Gd-chelates, or nuclei, e.g. Eu3+, encapsulated or entrapped in the core of the coated or functionalised nanoparticle having a (super)(para)magnetic core coated or functionalised with a small organic molecule the small organic molecule being a phosphate or a phosphonate, not being a phospholipid
    • 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
    • A61K49/1827—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 having a (super)(para)magnetic core, being a solid MRI-active material, e.g. magnetite, or composed of a plurality of MRI-active, organic agents, e.g. Gd-chelates, or nuclei, e.g. Eu3+, encapsulated or entrapped in the core of the coated or functionalised nanoparticle
    • A61K49/1833—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 having a (super)(para)magnetic core, being a solid MRI-active material, e.g. magnetite, or composed of a plurality of MRI-active, organic agents, e.g. Gd-chelates, or nuclei, e.g. Eu3+, encapsulated or entrapped in the core of the coated or functionalised nanoparticle having a (super)(para)magnetic core coated or functionalised with a small organic molecule
    • A61K49/1845—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 having a (super)(para)magnetic core, being a solid MRI-active material, e.g. magnetite, or composed of a plurality of MRI-active, organic agents, e.g. Gd-chelates, or nuclei, e.g. Eu3+, encapsulated or entrapped in the core of the coated or functionalised nanoparticle having a (super)(para)magnetic core coated or functionalised with a small organic molecule the small organic molecule being a carbohydrate (monosaccharides, discacharides)
    • 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
    • A61K49/1827—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 having a (super)(para)magnetic core, being a solid MRI-active material, e.g. magnetite, or composed of a plurality of MRI-active, organic agents, e.g. Gd-chelates, or nuclei, e.g. Eu3+, encapsulated or entrapped in the core of the coated or functionalised nanoparticle
    • A61K49/1851—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 having a (super)(para)magnetic core, being a solid MRI-active material, e.g. magnetite, or composed of a plurality of MRI-active, organic agents, e.g. Gd-chelates, or nuclei, e.g. Eu3+, encapsulated or entrapped in the core of the coated or functionalised nanoparticle having a (super)(para)magnetic core coated or functionalised with an organic macromolecular compound, i.e. oligomeric, polymeric, dendrimeric organic molecule
    • A61K49/1857—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 having a (super)(para)magnetic core, being a solid MRI-active material, e.g. magnetite, or composed of a plurality of MRI-active, organic agents, e.g. Gd-chelates, or nuclei, e.g. Eu3+, encapsulated or entrapped in the core of the coated or functionalised nanoparticle having a (super)(para)magnetic core coated or functionalised with an organic macromolecular compound, i.e. oligomeric, polymeric, dendrimeric organic molecule the organic macromolecular compound being obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. PLGA
    • A61K49/186—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 having a (super)(para)magnetic core, being a solid MRI-active material, e.g. magnetite, or composed of a plurality of MRI-active, organic agents, e.g. Gd-chelates, or nuclei, e.g. Eu3+, encapsulated or entrapped in the core of the coated or functionalised nanoparticle having a (super)(para)magnetic core coated or functionalised with an organic macromolecular compound, i.e. oligomeric, polymeric, dendrimeric organic molecule the organic macromolecular compound being obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. PLGA the organic macromolecular compound being polyethyleneglycol [PEG]
    • 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
    • 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
    • Y10S977/00—Nanotechnology
    • Y10S977/70—Nanostructure
    • Y10S977/811—Of specified metal oxide composition, e.g. conducting or semiconducting compositions such as ITO, ZnOx
    • 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
    • Y10S977/00—Nanotechnology
    • Y10S977/84—Manufacture, treatment, or detection of nanostructure
    • Y10S977/882—Assembling of separate components, e.g. by attaching
    • 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
    • Y10S977/00—Nanotechnology
    • Y10S977/902—Specified use of nanostructure
    • Y10S977/904—Specified use of nanostructure for medical, immunological, body treatment, or diagnosis
    • Y10S977/927—Diagnostic contrast agent
    • Y10S977/93—MRI contrast agent
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]

Abstract

preparação de nanopartículas paragmagnéticas ou pseudoparamagnéticas de ta manho extremamente pequeno e uniforme com base em óxido de ferro e agentes de contraste t1 de irm usando o mesmo. o que é fornecido é um método de preparação de nanopartículas paragméticas ou pseudoparamagnéticas com base em óxido de ferro, nanopartículas com base em óxido de ferro preparadas do mesmo modo e um agente de contraste t1 incluindo o mesmo modo. mais particularmente, a divulgação descreve um método para preparação de nanopartículas de óxido de ferro com tamanho extremamente pequeno e uniforme de 4 nm ou menos fundamentado em decomposição térmica do complexo oleato de ferro, nanopartículas paragmanéticas ou pseudoparamagnéticas com base em óxido de ferro preparadas do mesmo modo e um agente de contraste t1 incluindo nanopartículas paramagnéticas ou pseudoparamagnéticas com base em óxido de ferro.
BR112013002346A 2010-08-05 2011-08-05 preparação de nanopartículas paragmagnéticas ou pseudoparamagnéticas de tamanho extremamente pequeno e uniforme com base em óxido de ferro e agentes de contraste t1 de irm usando o mesmo BR112013002346A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR1020100075523A KR101729554B1 (ko) 2010-08-05 2010-08-05 매우 작고 균일한 크기의 산화철계 상자성 나노입자의 제조방법 및 이를 이용하는 ｍｒｉ ｔ１ 조영제
KR1020110077534A KR101805873B1 (ko) 2011-08-03 2011-08-03 단당류 인산 또는 그 유도체로 표면이 개질된 친수성 나노입자, 그의 콜로이드 용액 및 그 용도
PCT/KR2011/005746 WO2012018240A2 (en) 2010-08-05 2011-08-05 Preparation of extremely small and uniform sized, iron oxide-based paramagnetic or pseudo-paramagnetic nanoparticles and mri t1 contrast agents using the same

Publications (1)

Publication Number Publication Date
BR112013002346A2 true BR112013002346A2 (pt) 2018-02-20

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US (1) US9861712B2 (pt)
EP (1) EP2600903B1 (pt)
JP (1) JP5723978B2 (pt)
CN (1) CN103153348B (pt)
AU (1) AU2011286527B2 (pt)
BR (1) BR112013002346A2 (pt)
CA (1) CA2797101A1 (pt)
MX (1) MX2013001210A (pt)
RU (2) RU2540472C2 (pt)
WO (1) WO2012018240A2 (pt)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011163136A2 (en) 2010-06-21 2011-12-29 University of Washington Center for Commercialization Tuned multifunctional magnetic nanoparticles for biomedicine
US9555136B2 (en) 2010-06-21 2017-01-31 University Of Washington Through Its Center For Commercialization Coated magnetic nanoparticles
KR101805873B1 (ko) * 2011-08-03 2018-01-10 한화케미칼 주식회사 단당류 인산 또는 그 유도체로 표면이 개질된 친수성 나노입자, 그의 콜로이드 용액 및 그 용도
KR101729554B1 (ko) 2010-08-05 2017-04-24 한화케미칼 주식회사 매우 작고 균일한 크기의 산화철계 상자성 나노입자의 제조방법 및 이를 이용하는 ｍｒｉ ｔ１ 조영제
BR112013002346A2 (pt) 2010-08-05 2018-02-20 Hanwha Chemical Corp preparação de nanopartículas paragmagnéticas ou pseudoparamagnéticas de tamanho extremamente pequeno e uniforme com base em óxido de ferro e agentes de contraste t1 de irm usando o mesmo
KR101642939B1 (ko) * 2010-08-31 2016-07-26 한화케미칼 주식회사 산화철 나노캡슐, 이의 제조방법 및 이를 포함하는 자기공명영상진단 조영제
KR20150078375A (ko) * 2013-12-30 2015-07-08 한화케미칼 주식회사 철산화물 나노입자를 포함하는 철결핍증의 예방 또는 치료용 약학 조성물
JP5998170B2 (ja) * 2014-03-28 2016-09-28 富士フイルム株式会社 六方晶フェライト粉末の製造方法および磁気記録媒体の製造方法
CN105097170A (zh) * 2014-05-14 2015-11-25 中国科学院宁波材料技术与工程研究所 一种磁性纳米粒子、制备方法及其应用
WO2015187544A1 (en) * 2014-06-02 2015-12-10 Senior Scientific Llc Synthesis of metal carboxylate compounds
US20160008492A1 (en) * 2014-07-14 2016-01-14 Emory University Compositions of saccharide coated nanoparticles and uses
EP2982652A1 (en) * 2014-08-08 2016-02-10 Universität für Bodenkultur Wien Ultra-dense shell core-shell nanoparticles
CA2961358C (en) * 2014-09-15 2023-08-01 Massachusetts Institute Of Technology Nanoparticles for magnetic resonance imaging applications
EP3512810A4 (en) 2016-09-15 2020-06-10 Royal Melbourne Institute Of Technology METHOD FOR CLEANING METAL OXIDE PARTICLES AND USES THEREOF
CN108314786B (zh) * 2018-05-07 2020-10-02 信阳师范学院 一种齿状聚合物、利用其修饰氧化铁纳米颗粒的方法及由该方法得到的产品
AU2019275484A1 (en) * 2018-05-22 2020-12-10 Royal Melbourne Institute Of Technology Method for preparing an aqueous dispersion of metal oxide particles
CN113226990A (zh) * 2018-12-27 2021-08-06 安斯泰来制药株式会社 包含配位结合有一个以上亲水性配体的含有氧化铁的金属粒子的纳米粒子的制造方法
KR102026100B1 (ko) * 2019-03-25 2019-09-27 서울대학교산학협력단 극미세 산화철 나노입자 기반 자기공명영상 t1 조영제
CN111426659B (zh) * 2020-03-24 2023-06-06 深圳唯公生物科技有限公司 磁性荧光编码微球及其制备方法
CN111359551B (zh) * 2020-03-24 2022-04-26 北京唯公医疗技术有限公司 磁性聚合物微球及其制备方法
EP3895734B1 (en) * 2020-04-13 2023-01-25 ZTI Biosciences Co., Ltd. Iron oxide magnetic particles comprising copper(i)halides
RU2738118C1 (ru) * 2020-06-17 2020-12-08 Федеральное государственное автономное образовательное учреждение высшего образования "Национальный исследовательский технологический университет "МИСиС" Способ получения модифицированных наночастиц магнетита, легированных гадолинием
CN111821473A (zh) * 2020-07-14 2020-10-27 西安超磁纳米生物科技有限公司 一种协同增强肝特异性的复合铁氧体纳米颗粒及其制备方法及其应用
CN112299489B (zh) * 2020-10-09 2022-10-28 西安超磁纳米生物科技有限公司 一种超小氧化铁纳米颗粒及其制备方法及应用
CN112611868A (zh) * 2020-12-18 2021-04-06 厦门大学 一种用于磁共振分析方法检测新型冠状病毒的探针及其制备方法
KR102448400B1 (ko) * 2021-02-05 2022-09-28 광주과학기술원 생분해성 고분자 기반의 자성나노복합체 및 그 제조방법
WO2023040037A1 (zh) * 2021-09-18 2023-03-23 中国科学院大学附属肿瘤医院 氧化铁纳米粒子在制备甲状旁腺和/或***显影剂中的应用
CN115068670A (zh) * 2022-06-16 2022-09-20 江宁区全与全科学技术服务中心 一种联合用芬顿反应抗菌复合水凝胶的组合物及其应用

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3709851A1 (de) 1987-03-24 1988-10-06 Silica Gel Gmbh Adsorptions Te Nmr-diagnostische fluessigkeitszusammensetzungen
DE19612001A1 (de) 1996-03-18 1997-09-25 Silica Gel Gmbh Adsorptions Te Superparamagnetische Teilchen mit vergrößerter R¶1¶-Relaxivität, Verfahren zur Herstellung und deren Verwendung
KR100867281B1 (ko) 2001-10-12 2008-11-06 재단법인서울대학교산학협력재단 크기분리 과정 없이 균일하고 결정성이 우수한 금속,합금, 금속 산화물, 및 복합금속 산화물 나노입자를제조하는 방법
US6962685B2 (en) 2002-04-17 2005-11-08 International Business Machines Corporation Synthesis of magnetite nanoparticles and the process of forming Fe-based nanomaterials
US7531149B2 (en) * 2003-10-14 2009-05-12 The Board Of Trustees Of The University Of Arkansas Synthetic control of metal oxide nanocrystal sizes and shapes
JP4485442B2 (ja) 2004-10-01 2010-06-23 コリア インスティテュート オブ サイエンス アンド テクノロジー 均一な粒度を有する親水性金属酸化物ナノ粒子及びその製造方法
WO2006057467A1 (en) * 2004-11-26 2006-06-01 Seoul National University Industry Foundation Method for large-scale production of monodisperse nanoparticles
US7547347B2 (en) * 2005-05-13 2009-06-16 University Of Rochester Synthesis of nano-materials in ionic liquids
EP1988928A4 (en) 2006-02-24 2011-11-16 Univ Yonsei Iacf MAGNETIC NANOCOMPOSITE FOR CONTRAST, INTELLIGENT CONTRAST, DRUG DELIVERY FOR SIMULTANEOUS DIAGNOSIS AND TREATMENT AND DISPOSAL FOR TARGET SUBSTANCE
KR100686206B1 (ko) 2006-03-15 2007-02-26 한국화학연구원 고분산, 고안정성을 갖는 콜로이드상 친유성 산화철나노입자의 제조방법
US7985398B2 (en) 2006-12-12 2011-07-26 Honda Motor Co., Ltd. Preparation of iron or iron oxide nanoparticles
US20100119429A1 (en) 2007-02-28 2010-05-13 3M Innovative Properties Company Methods of making metal oxide nanoparticles
JP2008221207A (ja) 2008-02-08 2008-09-25 3R Corp 粒径２００ｎｍ以下のナノ粒子の製造方法
US9107895B2 (en) 2009-07-24 2015-08-18 The University Of Chicago Methods and compositions for imaging cancer cells
EP2512635B1 (en) 2009-12-17 2016-03-16 Koninklijke Philips N.V. Oxygen separation method and system with a plasma pump and a membrane
KR101126726B1 (ko) 2010-01-07 2012-03-29 한국기초과학지원연구원 산화철 나노 ｍｒｉ 조영제 및 그 제조방법
BR112013002346A2 (pt) 2010-08-05 2018-02-20 Hanwha Chemical Corp preparação de nanopartículas paragmagnéticas ou pseudoparamagnéticas de tamanho extremamente pequeno e uniforme com base em óxido de ferro e agentes de contraste t1 de irm usando o mesmo

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