CN1219303C - Method for preparing magnetic nano microparticles with biological compatibility - Google Patents
Method for preparing magnetic nano microparticles with biological compatibility Download PDFInfo
- Publication number
- CN1219303C CN1219303C CN 03136273 CN03136273A CN1219303C CN 1219303 C CN1219303 C CN 1219303C CN 03136273 CN03136273 CN 03136273 CN 03136273 A CN03136273 A CN 03136273A CN 1219303 C CN1219303 C CN 1219303C
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- Prior art keywords
- preparation
- polyethylene glycol
- magnetic
- magnetic nanometer
- biological compatibility
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- Expired - Lifetime
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Images
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
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
- A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
- A61K9/51—Nanocapsules; Nanoparticles
-
- 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
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
- H01F1/34—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites
- H01F1/342—Oxides
- H01F1/344—Ferrites, e.g. having a cubic spinel structure (X2+O)(Y23+O3), e.g. magnetite Fe3O4
-
- 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
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Nanotechnology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Optics & Photonics (AREA)
- Pharmacology & Pharmacy (AREA)
- Crystallography & Structural Chemistry (AREA)
- Power Engineering (AREA)
- Biomedical Technology (AREA)
- Dispersion Chemistry (AREA)
- Medicinal Chemistry (AREA)
- Physics & Mathematics (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
- Medicinal Preparation (AREA)
Abstract
Description
Claims (24)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 03136273 CN1219303C (en) | 2003-05-15 | 2003-05-15 | Method for preparing magnetic nano microparticles with biological compatibility |
Applications Claiming Priority (1)
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CN 03136273 CN1219303C (en) | 2003-05-15 | 2003-05-15 | Method for preparing magnetic nano microparticles with biological compatibility |
Publications (2)
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CN1461020A CN1461020A (en) | 2003-12-10 |
CN1219303C true CN1219303C (en) | 2005-09-14 |
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CN 03136273 Expired - Lifetime CN1219303C (en) | 2003-05-15 | 2003-05-15 | Method for preparing magnetic nano microparticles with biological compatibility |
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Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100384415C (en) * | 2005-01-14 | 2008-04-30 | 上海医药工业研究院 | Preparation method of magnetic nanometer granule containing mitocin-C |
CN101046472A (en) * | 2006-03-31 | 2007-10-03 | 成都夸常医学工业有限公司 | Biochip and its prepn process and the rit therewith |
CN101178961B (en) * | 2006-11-10 | 2011-02-09 | 北京万德高科技发展有限公司 | Water soluble magnetic nanometer crystal with high dissolvability and method of producing the same |
CN101241788B (en) * | 2007-01-15 | 2012-02-22 | 北京万德高科技发展有限公司 | Biological compatibility magnetic nano crystal for high dissolving and stable distribution in physiologicalbuffer liquid and its making method |
CN101099931B (en) * | 2007-05-23 | 2010-05-19 | 江苏天一超细金属粉末有限公司 | Nanometer iron-series catalyst and preparation method and device thereof |
EP2350651B1 (en) * | 2008-11-10 | 2015-01-14 | Luminex Corporation | Method for manufacture of macroporous beads |
CN101819838B (en) * | 2010-03-02 | 2012-10-03 | 中国科学院上海应用物理研究所 | Alkynyl-modified magnetic nano-particle module, amino acid compound-modified magnetic nano-particles, preparation method and application thereof |
CN102881398B (en) * | 2012-09-14 | 2015-10-14 | 北京化工大学 | Nanometer magnetofluid composite material that a kind of polyamino acid is coated and preparation method thereof |
CN104388076B (en) * | 2013-12-26 | 2016-06-22 | 华东理工大学 | A kind of water soluble fluorescence magnetic corpusculum and preparation method thereof |
CN110211758A (en) * | 2019-06-14 | 2019-09-06 | 南宁师范大学 | Ferroso-ferric oxide/gold nano composite particles preparation method |
-
2003
- 2003-05-15 CN CN 03136273 patent/CN1219303C/en not_active Expired - Lifetime
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CN1461020A (en) | 2003-12-10 |
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