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    • 62. 发明申请
    • REPROGRAMMABLE PARALLEL NANOMANUFACTURING
    • 可再生平行纳米生物学
    • US20100279024A1
    • 2010-11-04
    • US12376646
    • 2007-10-01
    • Thomas M. Crawford
    • Thomas M. Crawford
    • B05D3/06B05D3/00B05D1/00
    • H01F1/0063B82Y25/00B82Y30/00H01F1/0054H01F1/111
    • A method of producing a nanoscale structure having substantially immobilized nanoparticles arranged at a predetermined patterned is generally disclosed. First, a curable polymeric solution is placed within a well defined by a wafer. The curable polymeric solution includes a curable polymeric material and a magnetically coated nanoparticle. The well is positioned adjacent to an atomically-smooth medium. A recording head is moved in a predetermined manner to produce a magnetic field profile that substantially immobilizes the magnetically coated nanoparticle within the curable polymeric solution in the well. The curable polymeric solution is cured such that the magnetically coated nanoparticle remains substantially immobilized after the magnetic field profile is removed.
    • 通常公开了一种制备具有以预定图案化布置的基本上固定的纳米级纳米尺度结构的方法。 首先,将可固化的聚合物溶液放置在由晶片限定的阱内。 可固化的聚合物溶液包括可固化的聚合物材料和磁性涂覆的纳米颗粒。 井与原子光滑介质相邻。 记录头以预定的方式移动以产生磁场分布,其基本上将磁性涂覆的纳米颗粒固定在井中的可固化聚合物溶液中。 固化的聚合物溶液被固化,使得在除去磁场分布之后,磁性涂覆的纳米颗粒保持基本上固定。
    • 66. 发明申请
    • METHOD FOR INFLUENCING AND/OR DETECTING MAGNETIC PARTICLES IN A REGION OF ACTION, MAGNETIC PARTICLES AND THE USE OF MAGNETIC PARTICLES
    • 在动作区域,磁性颗粒和磁性颗粒的使用中影响和/或检测磁性颗粒的方法
    • US20100123456A1
    • 2010-05-20
    • US12523548
    • 2008-01-18
    • Hans M. BoeveDenis Markov
    • Hans M. BoeveDenis Markov
    • G01R33/12H01F1/04G01N33/553G01N33/573
    • A61B5/05A61B5/0515A61K49/1818A61K49/1869B82Y25/00H01F1/0054H01F1/344
    • A method for influencing and/or detecting magnetic particles in a region of action, magnetic particles and the use of magnetic particles is disclosed, which method comprises the steps of: —introducing magnetic particles into a region of action, —generating a magnetic selection field having a pattern in space of its magnetic field strength such that a first sub-zone having a low magnetic field strength and a second sub-zone having a higher magnetic field strength are formed in the region of action —changing the position in space of the two sub-zones in the region of action by means of a magnetic drive field so that the magnetization of the magnetic particles change locally, —acquiring signals, which signals depend on the magnetization in the region of action, which magnetization is influenced by the change in the position in space of the first and second sub-zone, wherein the magnetic particles comprise a core region and a shell region, the core region comprising a magnetic material, wherein the magnetic material of the core region is provided as a mainly metallic material of comparably high saturation magnetization, wherein the shell region comprises mainly a metal oxide material or a noble metal material.
    • 公开了一种用于影响和/或检测磁性颗粒的作用区域,磁性颗粒和使用磁性颗粒的方法,该方法包括以下步骤: - 将磁性颗粒引入作用区域,产生磁选择场 具有其磁场强度的空间中的图案,使得具有低磁场强度的第一子区域和具有较高磁场强度的第二子区域在动作区域中形成,该位置改变位于 通过磁驱动场在动作区域中的两个子区域,使得磁性颗粒的磁化在局部变化, - 信号,该信号取决于作用区域中的磁化,该磁化受到变化的影响 在第一和第二子区域的空间中的位置,其中磁性颗粒包括芯区域和壳体区域,芯区域包括磁性配合物 其中芯区的磁性材料被提供为具有相当高的饱和磁化强度的主要金属材料,其中壳区主要包括金属氧化物材料或贵金属材料。
    • 68. 发明授权
    • Magnetic nanoparticles having improved magnetic properties
    • 具有改善磁性能的磁性纳米颗粒
    • US07691285B2
    • 2010-04-06
    • US10564228
    • 2004-07-09
    • Joachim TellerFritz WestphalCordula Gruettner
    • Joachim TellerFritz WestphalCordula Gruettner
    • H01F1/00
    • A61K33/26A61K47/60A61K47/61A61K47/6849A61K47/6923A61K47/6929A61K49/186A61K49/1863A61K49/1875A61K51/1255B82Y5/00B82Y25/00H01F1/0054H01F1/445Y10S977/811Y10S977/83Y10S977/838
    • The invention relates to a method for producing magnetic nanoparticles which are made of metal oxide-polymer composites and are provided with an increased magnetic mobility, among other things, due the high metal oxide content and the morphological structure thereof. High-pressure homogenization has proven to be a reliable technique for producing the inventive magnetic nanoparticles. According to said technique, the components metal oxide and polymer are processed in a carrier medium. Water is used in most cases at pressures ranging from 500 bar to 1200 bar while using great shearing forces. High pressure homogenization creates a colloidally stable magnetic particle population having a diameter ranging below 200 nm while also resulting in the produced magnetic nanoparticles being provided with greater magnetic moments than the metal oxide used as an initial material at low magnetic field strengths. The inventive particles are particularly suitable for applications in the bioanalytical and diagnostic field, in bioseparation processes, and as a carrier material in high throughput screening.
    • 本发明涉及一种由金属氧化物 - 聚合物复合材料制成的磁性纳米颗粒的制造方法,其特征在于由于高的金属氧化物含量及其形态结构而具有增加的磁性迁移率。 已经证明高压均质化是生产本发明磁性纳米颗粒的可靠技术。 根据所述技术,组分金属氧化物和聚合物在载体介质中加工。 大多数情况下,在500 bar至1200 bar的压力下使用水,同时使用极大的剪切力。 高压均质化产生直径在200nm以下的胶体稳定的磁性粒子群,同时还使得所制备的磁性纳米粒子具有比在低磁场强度下用作初始材料的金属氧化物更大的磁矩。 本发明的颗粒特别适用于生物分析和诊断领域,生物分离过程中的应用,以及高通量筛选中的载体材料。