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1. 发明公开

US20240347239A1 Core-Shell Nanodisc Synthesis and Applications to Single-Particle Targeted Magnetothermal Control of Biological Signaling 审中-公开
公开(公告)号：US20240347239A1
公开(公告)日：2024-10-17
申请号：US18635476
申请日：2024-04-15
申请人： Massachusetts Institute of Technology
发明人： Polina Olegovna ANIKEEVA , Ye Ji Kim , Florian Koehler
IPC分类号： H01F1/00 , H01F1/06 , H01F1/24
CPC分类号： H01F1/0054 , H01F1/0063 , H01F1/061 , H01F1/063 , H01F1/24
摘要： Anisotropic magnetothermal nanoparticles and methods for making the same are disclosed. The anisotropic magnetothermal nanoparticle may include a core and a shell. The core may include hexagonal nanodisc hematite (Fe2O3). The shell may include AxFe3-xO4, where A=Co, Mn, Ni, Fe, Zn, Mg, or Cu. The anisotropic magnetothermal nanoparticle may also include a polymer coating.

2. 发明授权

US12060283B2 Magnetic magnesium-manganese layered double metal oxide composite and preparation and application 有权
公开(公告)号：US12060283B2
公开(公告)日：2024-08-13
申请号：US17292009
申请日：2019-10-25
申请人： SOUTH CHINA UNIVERSITY OF TECHNOLOGY
发明人： Pingxiao Wu , Meiqing Chen , Zhi Dang , Nengwu Zhu
IPC分类号： C01G45/12 , B01J20/02 , B01J20/28 , B82Y25/00 , B82Y30/00 , B82Y40/00 , C02F1/48 , C02F1/62 , C02F101/20 , H01F1/00
CPC分类号： C01G45/1221 , B01J20/0222 , B01J20/28009 , C02F1/481 , C02F1/62 , H01F1/0063 , B82Y25/00 , B82Y30/00 , B82Y40/00 , C01P2004/64 , C01P2006/42 , C02F2101/20
摘要： A magnetic magnesium-manganese layered double metal oxide composite and preparation and application. A soluble magnesium salt and a soluble manganese salt are dissolved in water to obtain a magnesium-manganese salt complex liquid; and a soluble carbonate and a soluble hydroxide are dissolved in water to obtain a carbonate-hydroxide complex liquid; a ferroferric oxide powder is added to the carbonate-hydroxide complex liquid, and then ethanol is added for ultrasonic dispersion to obtain a dispersion liquid; then the magnesium-manganese salt complex liquid is added for aging, centrifuging, washing, drying, grinding for sieving, and calcinating at 250-550° C. to obtain a magnetic magnesium-manganese layered double metal oxide composite. The composite of the present invention has relatively strong magnetism to Cd removal, and is featured by high adsorption efficiency, rapid adsorption rate and stability. Moreover, the composite can not only immobilize Cd efficiently, but also can be separated and recycled by magnet.

3. 发明授权

US09964450B2 Chemical composition sensitive to temperature variations and method of production and use thereof 有权
公开(公告)号：US09964450B2
公开(公告)日：2018-05-08
申请号：US14415045
申请日：2013-08-08
申请人： Marco Mandelli
发明人： Marco Mandelli
IPC分类号： C09D11/00 , H01F1/00 , G01K11/14 , G01K3/04 , G01K7/38 , C09D11/03 , C09D5/23 , C09D11/037 , C09D11/50 , G01K7/36 , H01F1/01
CPC分类号： G01K3/04 , C09D5/23 , C09D11/03 , C09D11/033 , C09D11/037 , C09D11/50 , G01K7/36 , G01K7/38 , G01K11/14 , H01F1/0054 , H01F1/0063 , H01F1/01
摘要： A magnetizable chemical composition including at least one polar solvent (4) selected from the group comprising an alcohol with a number of carbon atoms from C8 to C14, polytetrahydrofuran, or a mixture thereof; a ferromagnetic component, including a plurality of magnetizable particles (1) of Stable Single Domain (SSD) type selected from the group comprising magnetite, substituted magnetite and/or ferrite in an amount from 5 to 15% by volume of solvent and having a diameter from about 20 nm to 50 nm; and a polymer component (2) including polyvinyl butyral (PVB) or polyvinyl butyral-vinyl alcohol-vinyl acetate copolymer in a percentage from 3 to 15% by volume of solvent, the polymeric component being shaped as a net or mesh and delimiting a plurality of housing cells or zones (3), in each of which one of said particles (1) is housed immersed in the polar solvent (4). A method of obtaining such a composition, a microcapsule comprising the composition, an ink comprising the microcapsules and a method of testing a product marked with such ink.

4. 发明授权

US09701935B2 Magnetic particles 有权
公开(公告)号：US09701935B2
公开(公告)日：2017-07-11
申请号：US12937553
申请日：2009-04-16
申请人： Steven M. Woodside , Graeme Milton , Jason Dowd
发明人： Steven M. Woodside , Graeme Milton , Jason Dowd
IPC分类号： C12N1/02 , C40B30/10 , H01F1/11 , B82Y5/00 , B82Y25/00 , C12N11/10 , G01N33/543 , C08L1/00 , C08L3/00 , C08L5/00 , C08L5/02 , A61K9/50 , B03C1/01 , H01F1/00
CPC分类号： C12N1/02 , A61K9/5042 , A61K9/5094 , B03C1/01 , B03C2201/26 , B82Y5/00 , B82Y25/00 , C08K2201/01 , C08L1/00 , C08L3/00 , C08L5/00 , C08L5/02 , C12N11/10 , G01N33/5434 , H01F1/0063
摘要： A magnetic particle comprises a polysaccharide matrix and a plurality of magnetic crystals dispersed in the matrix. A method for making magnetic particles comprises combining a basic solution with a metal ion solution and allowing the metal ions to oxidize to form magnetic crystals, and combining the magnetic crystals with a polysaccharide solution to form the magnetic particles.

5. 发明授权

US09579635B2 Carbon bodies and ferromagnetic carbon bodies 有权
标题翻译：碳体和铁磁碳体
公开(公告)号：US09579635B2
公开(公告)日：2017-02-28
申请号：US14651937
申请日：2013-12-12
申请人： BASF CORPORATION
发明人： Jacobus Hoekstra , Jim Aloysius Maria Brandts , Lorianne Wagemaker , John Wilhelm Geus , Leonardus Wijnand Jenneskens
IPC分类号： B01J23/75 , C07C1/00 , B01J23/745 , B01J21/18 , B01J31/06 , B01J35/02 , B01J35/10 , B01J35/00 , B01J37/02 , B01J37/08 , B01J37/16 , H01F41/02 , B01J20/20 , H01F1/00 , H01F1/28 , B01J20/28 , B01J20/02 , B01J20/06 , B01J20/30 , B01J20/32 , C02F1/28 , C02F1/48
CPC分类号： B01J23/745 , B01J20/02 , B01J20/06 , B01J20/20 , B01J20/205 , B01J20/28009 , B01J20/28057 , B01J20/28069 , B01J20/28083 , B01J20/3007 , B01J20/3078 , B01J20/3204 , B01J20/3268 , B01J21/18 , B01J21/185 , B01J31/06 , B01J35/0033 , B01J35/026 , B01J35/1019 , B01J35/1023 , B01J35/1038 , B01J35/1042 , B01J35/1061 , B01J37/0201 , B01J37/082 , B01J37/16 , B01J2231/62 , B01J2531/002 , B01J2531/008 , C02F1/281 , C02F1/283 , C02F1/288 , C02F1/488 , C02F2305/08 , H01F1/0063 , H01F1/28 , H01F41/0266 , Y10T428/2982
摘要： The invention is in the field of modified carbon products. More in particular, the invention is in the field of graphitized activated carbon bodies. The invention is directed to carbon bodies and ferromagnetic carbon bodies, the production of these bodies from activated carbon, and the applications of the carbon bodies and ferromagnetic carbon bodies, for instance in water treatment and in electrochemical applications.
摘要翻译：本发明是在改性碳产品领域。更具体地，本发明在石墨化活性炭体领域。本发明涉及碳体和铁磁性碳体，从活性炭生产这些体，以及碳体和铁磁性碳体的应用，例如在水处理和电化学应用中。

6. 发明申请

US20160379742A1 POSS-CONTAINING IN-SITU COMPOSITE NANOGEL WITH MAGNETIC RESPONSIVENESS AND METHOD FOR PREPARING THE SAME 有权
标题翻译：具有磁性响应的含POSS的复合纳米复合材料及其制备方法
公开(公告)号：US20160379742A1
公开(公告)日：2016-12-29
申请号：US15038734
申请日：2014-12-05
申请人： XIAMEN UNIVERSITY
发明人： LIZONG DAI , LINGNAN CHEN , YUEGUANG WU , BIRONG ZENG , JIE MAO , SHUANG WANG , YITING XU , WEI'ING LUO , KAIBIN HE , XINYU LIU
IPC分类号： H01F1/42 , C08G65/48 , H01F1/03
CPC分类号： H01F1/42 , C07F7/21 , C08F283/06 , C08G65/331 , C08G65/332 , C08G65/3326 , C08G65/33317 , C08G65/336 , C08G65/48 , C08G2220/00 , C08L51/00 , H01F1/0063 , H01F1/0315
摘要： The present invention provides a POSS-containing in-situ composite nanogel with magnetic responsiveness and the method for preparing the same, wherein POSS-containing macromolecule capable of polymerizing and metal-coordination complexing is synthetized to complex with iron salt, Fe2+/Fe3+ salts are in-situ deposited via chemical coprecipitation, and crosslinking agent and initiator are added to induce polymerization so that POSS-containing nanogel ranges with magnetic responsiveness is obtained. The present invention is of professional design, feasible technique and simple operation, and prepared nanogel magnetic particles are well dispersed with excellent magnetic responsiveness, which possesses a good application prospect in medical diagnosis, sensor, catalyst carrier and biomaterial.
摘要翻译：本发明提供具有磁响应性的含POSS的原位复合纳米凝胶及其制备方法，其中能够聚合和金属配位络合的含POSS的高分子合成与铁盐络合，Fe2 + / Fe3 +盐为通过化学共沉淀原位沉积，并加入交联剂和引发剂以诱导聚合，从而获得具有磁响应性的含POSS的纳米凝胶。本发明是专业设计，可行的技术和简单的操作，制备的纳米凝胶磁性颗粒分散性好，磁响应性好，在医学诊断，传感器，催化剂载体和生物材料中具有良好的应用前景。

7. 发明授权

US09376315B2 Polarized fluorescent nanospheres 有权
标题翻译：极化荧光纳米球
公开(公告)号：US09376315B2
公开(公告)日：2016-06-28
申请号：US13030048
申请日：2011-02-17
申请人： Zygmunt Gryczynski , Ignacy Gryczynski , Rafal Luchowski , Julian Borejdo
发明人： Zygmunt Gryczynski , Ignacy Gryczynski , Rafal Luchowski , Julian Borejdo
IPC分类号： C09K11/06 , B82Y20/00 , B82Y5/00 , B82Y15/00 , B82Y25/00 , C09K11/02 , H01F1/00
CPC分类号： B82Y15/00 , B82Y20/00 , B82Y25/00 , C09K11/02 , C09K11/06 , H01F1/0063
摘要： The present invention provides partially fluorescent nanoparticles and methods of making and using the partially fluorescent nanoparticle having a nanoparticle with a matrix and a fluorescent dye dispersed in or about the matrix, wherein at least a portion of the fluorescent dye has been anisotropically bleached.
摘要翻译：本发明提供部分荧光纳米颗粒和制备和使用具有分散在基质中或其周围的基质和荧光染料的纳米颗粒的部分荧光纳米颗粒的方法，其中至少一部分荧光染料已经各向异性漂白。

8. 发明申请

US20160086700A1 METHOD FOR PRODUCING MAGNETIC MATERIAL 审中-公开
标题翻译：生产磁性材料的方法
公开(公告)号：US20160086700A1
公开(公告)日：2016-03-24
申请号：US14843169
申请日：2015-09-02
申请人： Kabushiki Kaisha Toshiba
发明人： Tomohiro SUETSUNA , Koichi HARADA , Tomoko EGUCHI , Toshihide TAKAHASHI , Seiichi SUENAGA
IPC分类号： H01F1/01
CPC分类号： H01F1/0063
摘要： Provided is a method for producing a magnetic material, the method including preparing a mixed phase material including a first magnetic metal phase formed from a magnetic metal and a second phase containing any one of oxygen (O), nitrogen (N) or carbon (C) and a non-magnetic metal, conducting a first heat treatment to the mixed phase material at a temperature of from 50° C. to 800° C., forming nanoparticle aggregates including a plurality of magnetic metal nanoparticles formed from the first magnetic metal phase and the second phase, and conducting a second heat treatment to the nanoparticle aggregates at a temperature of from 50° C. to 800° C. The nanoparticle aggregates are formed by decreasing an average particle size and a particle size distribution variation of the first magnetic metal phase after the first heat treatment.
摘要翻译：提供一种制造磁性材料的方法，该方法包括制备包括由磁性金属形成的第一磁性金属相和含有氧（O），氮（N）或碳（C）中任一种的第二相的混合相材料）和非磁性金属，在50℃至800℃的温度下对混合相材料进行第一热处理，形成纳米颗粒聚集体，其包括由第一磁性金属相形成的多个磁性金属纳米颗粒和第二相，并且在50℃至800℃的温度下对纳米颗粒聚集体进行第二次热处理。纳米颗粒聚集体通过降低第一磁性体的平均粒径和粒度分布变化而形成金属相经过第一次热处理。

9. 发明申请

US20150217222A1 MAGNETIC ACTIVATED CARBON AND METHODS FOR PREPARING AND REGENERATING SUCH MATERIALS 有权
标题翻译：磁性活性炭及其制备和再生方法
公开(公告)号：US20150217222A1
公开(公告)日：2015-08-06
申请号：US14421949
申请日：2013-08-16
申请人： SU HOLDING AB , BIOKOL LILLIESTRALE & CO KB
发明人： Niklas Hedin , Malte Lilliestrale , Hao Wenming , Eva Bjorkman
IPC分类号： B01D53/04 , B01J20/30 , B01J20/20 , B01J20/28 , B01D15/08 , B01J20/06
CPC分类号： B01D53/04 , B01D15/08 , B01D2253/102 , B01D2253/30 , B01D2259/40088 , B01J8/0085 , B01J8/009 , B01J8/025 , B01J20/06 , B01J20/20 , B01J20/28007 , B01J20/28009 , B01J20/28026 , B01J20/28057 , B01J20/28061 , B01J20/28064 , B01J20/28069 , B01J20/28073 , B01J20/3078 , B01J20/3085 , B01J20/3416 , B01J20/3441 , B01J2208/00168 , B01J2208/00407 , B01J2208/00415 , B01J2208/00522 , B01J2220/4825 , B01J2220/4843 , B01J2220/485 , B82Y30/00 , C01B32/336 , H01F1/0063 , Y02C10/08
摘要： A process for preparing magnetic activated carbons including the steps of a) treating an aqueous solution having a biomass hydrothermally at autogenic pressure at a temperature 180 and 250° C., under acidic conditions in the presence of iron ions, to obtain a precursor product, b) activating the precursor product obtained in step a) by mixing an activating agent at elevated temperatures between 550 and 850° C., for a period up to 9 h. The disclosure also relates to magnetic activated carbon prepared according to the process and use of the carbon for separation and storage of gases and purification of liquids. A method for separation of particles from a liquid and/or a gas, and method for regenerating magnetic activated carbon by heating using an oscillating electromagnetic field are also disclosed.
摘要翻译：一种制备磁性活性炭的方法，包括以下步骤：a）在铁离子存在下，在酸性条件下，在温度为180℃和250℃的自生压力下，以水热法处理生物质水溶液，得到前体产物， b）通过在550和850℃之间的升高的温度下将活化剂混合达9小时来活化步骤a）中获得的前体产物。本公开还涉及根据用于分离和储存气体的碳的方法和用途制备的磁性活性炭和液体的净化。还公开了一种用于从液体和/或气体中分离颗粒的方法，以及通过使用振荡电磁场加热来再生磁性活性炭的方法。

10. 发明授权

US09067833B2 Iron oxide and silica magnetic core 有权
标题翻译：氧化铁和二氧化硅磁芯
公开(公告)号：US09067833B2
公开(公告)日：2015-06-30
申请号：US13529316
申请日：2012-06-21
申请人： Michael Paul Rowe
发明人： Michael Paul Rowe
IPC分类号： H02K1/06 , H01F1/36 , C08K3/20 , C04B35/628 , C01G49/08 , H01F27/255 , H01F41/02 , B82Y30/00 , H01F1/00
CPC分类号： C04B35/62807 , B82Y30/00 , C01G49/08 , C01P2002/72 , C01P2004/04 , C01P2004/64 , C01P2004/84 , C04B2235/3272 , C04B2235/441 , C04B2235/5454 , H01F1/0063 , H01F27/255 , H01F41/0246 , Y10T428/268
摘要： A magnetic core of superparamagnetic core shell nanoparticles having a particle size of less than 50 nm; wherein the core is an iron oxide and the shell is a silicon oxide is provided. The magnetic core is a monolithic structure of superparamagnetic core grains of iron oxide directly bonded by the silicon dioxide shells. A method to prepare the magnetic core which allows maintenance of the superparamagnetic state of the nanoparticles is also provided. The magnetic core has little core loss due to hysteresis or eddy current flow.
摘要翻译：超顺磁核壳纳米颗粒的磁芯，粒径小于50nm; 其中所述芯是氧化铁，并且所述壳是氧化硅。磁芯是由二氧化硅壳直接结合的氧化铁的超顺磁芯颗粒的整体结构。还提供了一种制备能够维持纳米颗粒的超顺磁状态的磁芯的方法。磁芯由于滞后或涡流流动而具有很小的磁芯损耗。

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