首页> 外国专利> METHOD FOR PRODUCING STABLE DISPERSIBLE MAGNETIC IRON OXIDE SINGLE-CORE NANOPARTICLES, STABLE DISPERSIBLE MAGNETIC IRON OXIDE SINGLE-CORE NANOPARTICLES AND USES OF SAME

METHOD FOR PRODUCING STABLE DISPERSIBLE MAGNETIC IRON OXIDE SINGLE-CORE NANOPARTICLES, STABLE DISPERSIBLE MAGNETIC IRON OXIDE SINGLE-CORE NANOPARTICLES AND USES OF SAME

机译:制备稳定的分散磁性氧化铁单核纳米粒子的方法,使用相同的用途

摘要

The present invention relates to magnetic single-core nanoparticles, in particular stable dispersible magnetic single-core nanoparticles (e.g. single-core magnetite nanoparticles) having a diameter between 20 and 200 nm in varied morphology, and the continuous aqueous synthesis thereof, in particular using micromixers. The method is simple, quick and cost-effective to perform and is carried out without organic solvents. The single-core nanoparticles produced by the method form stable dispersions in aqueous media, i.e. not having a tendency to assemble or aggregate. In addition, the method offers the possibility of producing anisotropic, super-paramagnetic, plate-shaped nanoparticles which, due to their shape anisotrophy, are extremely suitable for use in polymer matrices for magnet field-controlled release of active substances.
机译:本发明涉及磁性单核纳米粒子,特别是直径变化在20-200nm之间的形态稳定的稳定分散的磁性单核纳米粒子(例如单核磁铁矿纳米粒子),及其连续水合成,特别是使用微型混合器。该方法简单,快速且具有成本效益,并且无需有机溶剂即可进行。通过该方法生产的单核纳米颗粒在水性介质中形成稳定的分散体,即不具有聚集或聚集的趋势。另外,该方法提供了产生各向异性的,超顺磁性的板状纳米颗粒的可能性,由于其形状各向异性,其非常适合用于磁场控制释放活性物质的聚合物基质中。

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