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    • 3. 发明申请
    • FORMULATIONS INCLUDING NANOPARTICLES
    • 包括纳米颗粒的制剂
    • US20120256134A1
    • 2012-10-11
    • US13414463
    • 2012-03-07
    • Robert J. NICK
    • Robert J. NICK
    • C09K11/08H01B1/06B82Y30/00
    • C09K11/703B01J13/18B82Y20/00C08F220/18C08F2220/1883C08K5/3435C08K5/3492C08K9/10C08K13/02C08K2201/001C08K2201/011C09D5/22C09D5/24C09D7/48C09D7/62C09K11/02C09K11/025Y10S977/83Y10S977/834C08L33/00
    • The present invention relates to a formulation comprising a medium, one or more stabilizers, and one or more particles comprising nanoparticles included within a host material. In certain embodiments, a stabilizer comprises a HALS stabilizer. In certain embodiments, a stabilizer comprises a UVA stabilizer. In certain embodiments, the formulation includes a HALS stabilizer and a UVA stabilizer. In certain embodiments, nanoparticles have light-emissive properties. Other embodiments relate to a powder obtainable from a formulation of the invention, a composition including a powder of the invention, a coating comprising a formulation of the invention, and products and applications including a particle of the invention. In preferred embodiments, a nanoparticle comprises a semiconductor nanocrystal. In certain embodiments, a host material comprises a polymer. In certain embodiments, a host material comprises an inorganic material. A raw batch formulation and particle obtainable therefrom is also disclosed.
    • 本发明涉及包含介质,一种或多种稳定剂和一种或多种包含主体材料中纳米颗粒的颗粒的制剂。 在某些实施方案中,稳定剂包括HALS稳定剂。 在某些实施方案中,稳定剂包含UVA稳定剂。 在某些实施方案中,制剂包含HALS稳定剂和UVA稳定剂。 在某些实施方案中,纳米颗粒具有发光性质。 其他实施方案涉及可从本发明的制剂获得的粉末,包含本发明的粉末的组合物,包含本发明的制剂的涂层以及包括本发明的颗粒的产品和应用。 在优选实施方案中,纳米颗粒包含半导体纳米晶体。 在某些实施方案中,主体材料包含聚合物。 在某些实施方案中,主体材料包括无机材料。 还公开了可从其获得的生批配料和颗粒。
    • 5. 发明申请
    • SYNTHESIS OF NANOASSEMBLIES CONTAINING LUMINESCENT QUANTUM DOTS AND MAGNETIC NANOPARTICLES
    • 含有发光量子点和磁性纳米粒子的纳米粒子的合成
    • US20100112716A1
    • 2010-05-06
    • US11088242
    • 2005-03-23
    • Zeev RosenzweigYongfen ChenDesheng Wang
    • Zeev RosenzweigYongfen ChenDesheng Wang
    • G01N21/76G01N33/68G01N33/574
    • G01N21/6489B82Y15/00B82Y30/00G01N21/6428G01N33/533G01N33/57415G01N33/588Y10S977/773Y10S977/783Y10S977/824Y10S977/83Y10S977/834Y10S977/838Y10T428/2982Y10T428/2991Y10T428/2998
    • Negatively charged luminescent CdSe—ZnS quantum dots (QDs) were successfully incorporated into novel luminescent glyconanospheres averaging around 190 nm in diameter through electrostatic interactions with carboxymethyldextran (CM-dextran) and polylysine. The glyconanospheres preferably contain as well carboxyl-modified iron oxide nanocrystals. In addition to electrostatic attraction between the negatively charged dextran, the negatively charged CdSe—ZnS QDs (and negatively charged iron oxide nanocrystals, if present), and the positively charged polylysine, covalent amide bonds were introduced to cross link the QDs (and negatively charged iron oxide nanocrystals, if present) with the polysaccharide matrix to further stabilize the glyconanospheres. The dextran residues on the surface of the nanospheres show high affinity toward the glucose binding protein-Concanavalin A (Con A). As a result, these luminescent CdSe—ZnS QD incorporated glyconanospheres are a useful tool for studying carbohydrate-protein interactions that are critical steps in bacterial and viral infection.
    • 通过与羧甲基葡聚糖(CM-葡聚糖)和聚赖氨酸的静电相互作用,将带负电的发光CdSe-ZnS量子点(QDs)成功地并入平均约190nm直径的新型发光糖球中。 优选地,葡萄球藻中含有羧基改性的氧化铁纳米晶体。 除了带负电荷的葡聚糖之间的静电吸引,带负电荷的CdSe-ZnS量子点(和带负电荷的氧化铁纳米晶体,如果存在)和带正电荷的聚赖氨酸,引入共价酰胺键以交联QD(和带负电荷的 氧化铁纳米晶体(如果存在)与多糖基质一起进一步稳定糖藻球。 纳米球表面的葡聚糖残基对葡萄糖结合蛋白 - 伴刀豆球蛋白A(Con A)表现出高亲和力。 结果,这些发光的CdSe-ZnS QD掺入的糖藻球是研究碳水化合物 - 蛋​​白质相互作用的有用工具,这是细菌和病毒感染的关键步骤。
    • 10. 发明授权
    • Biomolecular hybrid material and process for preparing same and uses for same
    • 生物分子杂化材料及其制备方法及用途
    • US07838273B2
    • 2010-11-23
    • US12053373
    • 2008-03-21
    • Jungbae Kim
    • Jungbae Kim
    • C12N11/14C12N9/04
    • C12Q1/001C12N11/06C12N11/14H01M4/90H01M8/16Y02E60/527Y10S977/714Y10S977/83
    • Disclosed is a composition and method for fabricating novel hybrid materials comprised of, e.g., carbon nanotubes (CNTs) and crosslinked enzyme clusters (CECs). In one method, enzyme-CNT hybrids are prepared by precipitation of enzymes which are subsequently crosslinked, yielding crosslinked enzyme clusters (CECs) on the surface of the CNTs. The CEC-enzyme-CNT hybrids exhibit high activity per unit area or mass as well as improved enzyme stability and longevity over hybrid materials known in the art. The CECs in the disclosed materials permit multilayer biocatalytic coatings to be applied to surfaces providing hybrid materials suitable for use in, e.g., biocatalytic applications and devices as described herein.
    • 公开了一种用于制造由例如碳纳米管(CNT)和交联酶簇(CEC)组成的新型杂化材料的组合物和方法。 在一种方法中,通过沉淀随后交联的酶,在CNT的表面上产生交联的酶簇(CEC)来制备酶-NT杂交体。 与本领域已知的杂交材料相比,CEC-酶-CRC杂交体每单位面积或质量表现出高活性,以及​​提高的酶稳定性和寿命。 所公开的材料中的CEC允许多层生物催化涂层施用于提供适用于例如本文所述的生物催化应用和装置的混合材料的表面。