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    • 1. 发明申请
    • INORGANIC RESINS FOR CLINICAL USE OF 213BI GENERATORS
    • 213BI发生器临床使用的无机树脂
    • US20110065816A1
    • 2011-03-17
    • US10860520
    • 2004-06-03
    • David W. DePaoliMichael Z. HuSaed MirzadehJohn W. Clavier
    • David W. DePaoliMichael Z. HuSaed MirzadehJohn W. Clavier
    • B01J39/00
    • B01J39/17
    • Applicant's invention is a radionuclide generator resin material for radiochemical separation of daughter radionuclides, particularly 213Bi, from a solution of parental radionuclides, the resin material capable of providing clinical quantities of 213Bi of at least 20-mCi, wherein the resin material comprises a silica-based structure having at least one bifunctional ligand covalently attached to the surface of the silica-based structure. The bifunctional ligand comprises a chemical group having desirable surface functionality to enable the covalent attachment of the bifunctional ligand thereon the surface of the structure and the bifunctional ligand further comprises a second chemical group capable of binding and holding the parental radionuclides on the resin material while allowing the daughter radionuclides to elute off the resin material. The bifunctional ligand has a carbon chain with a limited number of carbons to maintain radiation stability of the resin material.
    • 申请人的发明是一种放射性核素发生器树脂材料,用于从母体放射性核素的溶液中放大化学分离子放射性核素,特别是213Bi,所述树脂材料能够提供临界量为213Bi的至少20-mCi,其中树脂材料包含二氧化硅 - 具有至少一个共价连接到二氧化硅基结构的表面上的双官能配体。 双功能配体包含具有所需表面官能团的化学基团,以使双功能配体在其结构表面上共价连接,而双功能配体还包含能够将亲本放射性核素结合并保持在树脂材料上的第二化学基团,同时允许 女儿放射性核素洗脱树脂材料。 双功能配体具有碳链数量有限的碳链,以保持树脂材料的辐射稳定性。
    • 2. 发明授权
    • Inorganic resins for clinical use of 213Bi generators
    • 无机树脂临床使用213Bi发电机
    • US07914766B1
    • 2011-03-29
    • US10860520
    • 2004-06-03
    • David W. DePaoliMichael Z. HuSaed MirzadehJohn W. Clavier
    • David W. DePaoliMichael Z. HuSaed MirzadehJohn W. Clavier
    • A61K51/00A61M36/14
    • B01J39/17
    • Applicant's invention is a radionuclide generator resin material for radiochemical separation of daughter radionuclides, particularly 213Bi, from a solution of parental radionuclides, the resin material capable of providing clinical quantities of 213Bi of at least 20-mCi, wherein the resin material comprises a silica-based structure having at least one bifunctional ligand covalently attached to the surface of the silica-based structure. The bifunctional ligand comprises a chemical group having desirable surface functionality to enable the covalent attachment of the bifunctional ligand thereon the surface of the structure and the bifunctional ligand further comprises a second chemical group capable of binding and holding the parental radionuclides on the resin material while allowing the daughter radionuclides to elute off the resin material. The bifunctional ligand has a carbon chain with a limited number of carbons to maintain radiation stability of the resin material.
    • 申请人的发明是一种放射性核素发生器树脂材料,用于从母体放射性核素的溶液中放大化学分离子放射性核素,特别是213Bi,所述树脂材料能够提供临界量为213Bi的至少20-mCi,其中树脂材料包含二氧化硅 - 具有至少一个共价连接到二氧化硅基结构的表面上的双官能配体。 双功能配体包含具有所需表面官能团的化学基团,以使双功能配体在其结构表面上共价连接,而双功能配体还包含能够将亲本放射性核素结合并保持在树脂材料上的第二化学基团,同时允许 女儿放射性核素洗脱树脂材料。 双功能配体具有碳链数量有限的碳链,以保持树脂材料的辐射稳定性。
    • 3. 发明授权
    • Production of aligned microfibers and nanofibers and derived functional monoliths
    • 生产对齐的微纤维和纳米纤维和衍生的功能性整料
    • US07255781B2
    • 2007-08-14
    • US10673719
    • 2003-09-29
    • Michael Z. HuDavid W. DePaoliTanya KuritzOgbemi Omatete
    • Michael Z. HuDavid W. DePaoliTanya KuritzOgbemi Omatete
    • G01N27/453
    • D01D5/38D01D5/0015D01F1/10D01F9/08
    • The present invention comprises a method for producing microfibers and nanofibers and further fabricating derived solid monolithic materials having aligned uniform micro- or nanofibrils. A method for producing fibers ranging in diameter from micrometer-sized to nanometer-sized comprises the steps of producing an electric field and preparing a solid precipitative reaction media wherein the media comprises at least one chemical reactive precursor and a solvent having low electrical conductivity and wherein a solid precipitation reaction process for nucleation and growth of a solid phase occurs within the media. Then, subjecting the media to the electric field to induce in-situ growth of microfibers or nanofibers during the reaction process within the media causing precipitative growth of solid phase particles wherein the reaction conditions and reaction kinetics control the size, morphology and composition of the fibers. The fibers can then be wet pressed while under electric field into a solid monolith slab, dried and consolidated.
    • 本发明包括一种生产微纤维和纳米纤维的方法,并进一步制造具有排列均匀的微米或纳米纤维的衍生固体整体材料。 用于生产直径从微米到纳米尺寸的纤维的方法包括产生电场和制备固体沉淀反应介质的步骤,其中介质包含至少一种化学反应性前体和具有低电导率的溶剂,并且其中 在介质中发生固相的成核和生长的固体沉淀反应过程。 然后,在介质中的反应过程中使介质经受电场诱导微纤维或纳米纤维的原位生长,引起固相颗粒的沉淀生长,其中反应条件和反应动力学控制纤维的尺寸,形态和组成 。 然后可以在电场下将纤维湿压到固体整料板中,干燥并固结。
    • 5. 发明授权
    • Method for making fine and ultrafine spherical particles of zirconium titanate and other mixed metal oxide systems
    • 制造钛酸锆和其他混合金属氧化物体系的精细和超细球形颗粒的方法
    • US07049347B2
    • 2006-05-23
    • US10623395
    • 2003-07-18
    • Michael Z. Hu
    • Michael Z. Hu
    • B01F3/12C01G23/02C01G25/02C04B35/46
    • C04B35/632B82Y30/00C01G23/003C01P2004/04C01P2004/64C01P2006/40C04B35/6264C04B35/63C04B2235/3234C04B2235/449
    • Disclosed is a method for making amorphous spherical particles of zirconium titanate and crystalline spherical particles of zirconium titanate comprising the steps of mixing an aqueous solution of zirconium salt and an aqueous solution of titanium salt into a mixed solution having equal moles of zirconium and titanium and having a total salt concentration in the range from 0.01 M to about 0.5 M. A stearic dispersant and an organic solvent is added to the mixed salt solution, subjecting the zirconium salt and the titanium salt in the mixed solution to a coprecipitation reaction forming a solution containing amorphous spherical particles of zirconium titanate wherein the volume ratio of the organic solvent to aqueous part is in the range from 1 to 5. The solution of amorphous spherical particles is incubated in an oven at a temperature ≦100° C. for a period of time ≦24 hours converting the amorphous particles to fine or ultrafine crystalline spherical particles of zirconium titanate.
    • 公开了一种制备钛酸锆的无定形球形颗粒和钛酸锆的结晶球形颗粒的方法,包括以下步骤:将锆盐水溶液和钛盐水溶液混合到具有相等摩尔数的锆和钛的混合溶液中,并具有 总盐浓度在0.01M至约0.5M的范围内。将硬脂分散剂和有机溶剂加入到混合盐溶液中,使锆盐和钛盐在混合溶液中进行共沉淀反应,形成含有 钛酸锆的无定形球形颗粒,其中有机溶剂与水性部分的体积比在1至5的范围内。将无定形球形颗粒溶液在温度<= 100℃的烘箱中温育一段时间 时间<= 24小时,将无定形颗粒转变成钛酸锆的细晶或超细结晶球形颗粒。
    • 7. 发明授权
    • Method for fabricating hafnia films
    • 制造铪膜的方法
    • US07258745B2
    • 2007-08-21
    • US10913896
    • 2004-08-06
    • Michael Z. Hu
    • Michael Z. Hu
    • C30B29/54
    • H01L21/02181B05D1/185B82Y30/00B82Y40/00C23C18/00H01L21/02282H01L21/31645Y10S977/707Y10S977/712Y10S977/715Y10S977/721
    • The present invention comprises a method for fabricating hafnia film comprising the steps of providing a substrate having a surface that allows formation of a self-assembled monolayer thereon via covalent bonding; providing an aqueous solution that provides homogeneous hafnium ionic complexes and hafnium nanoclusters wherein the aqueous solution is capable of undergoing homogeneous precipitation under controlled conditions for a desired period of time at a controlled temperature and controlled solution acidity for desired nanocluster nucleation and growth kinetics, desired nanocluster size, desired growth rate of film thickness and desired film surface characteristics. The method further comprising forming the self-assembled monolayer on the surface of the substrate wherein the self-assembled monolayer comprises a plurality of hydrocarbon chains cross-linked together along the surface of the substrate, the hydrocarbon chains being uniformly spaced from one another and wherein each of the hydrocarbon chains having a functional anchoring group at a first end of the chain covalently bonded with the surface of the substrate and each of the hydrocarbon chains having a functional terminating group projected away from the surface wherein the functional terminating group provides a bonding site for the hafnium film to grow; and exposing the substrate to the aqueous solution for a desired period of time at a controlled temperature wherein the hafnium ionic complexes and the hafnium nanoclusters are deposited on the bonding site of the functional terminating group thereby forming the hafnia film wherein the hafnium bonded to the hydrocarbons and to one another provide a uniform ordered arrangement defined by the uniform arrangement of the hydrocarbons.
    • 本发明包括一种制造铪膜的方法,包括以下步骤:提供具有通过共价键在其上形成自组装单层的表面的基材; 提供提供均相的铪离子络合物和铪纳米团簇的水溶液,其中水溶液能够在受控温度下在受控的条件下进行均匀沉淀所需的时间,并且在所需的纳米簇成核和生长动力学下控制溶液的酸度,所需的纳米簇 尺寸,所需的膜厚度生长速率和所需的膜表面特性。 该方法还包括在衬底的表面上形成自组装单层,其中自组装单层包括沿着衬底的表面交联在一起的多个烃链,烃链彼此均匀间隔开,其中 每个烃链在链的第一端具有与基底表面共价结合的功能性锚定基团,并且每个具有功能性终止基团的烃链远离表面投射,其中功能性终止基团提供键合位点 为铪膜生长; 并在受控的温度下将基底暴露于水溶液一段所需的时间,其中铪离子络合物和铪纳米团簇沉积在功能终止基团的结合位点上,从而形成铪膜,其中与烃结合的铪 并且彼此提供由烃的均匀排列限定的统一的有序排列。
    • 9. 发明授权
    • Design and synthesis of guest-host nanostructures to enhance ionic conductivity across nanocomposite membranes
    • 客体宿主纳米结构的设计和合成,以增强纳米复合膜上的离子电导率
    • US07641997B2
    • 2010-01-05
    • US10947836
    • 2004-09-23
    • Michael Z. HuIgor Kosacki
    • Michael Z. HuIgor Kosacki
    • H01M8/10H01M8/00G01N27/26
    • H01M8/1246B82Y10/00B82Y30/00H01M2008/1293Y02E60/525Y02P70/56
    • An ion conducting membrane has a matrix including an ordered array of hollow channels and a nanocrystalline electrolyte contained within at least some or all of the channels. The channels have opposed open ends, and a channel width of 1000 nanometers or less, preferably 60 nanometers or less, and most preferably 10 nanometers or less. The channels may be aligned perpendicular to the matrix surface, and the length of the channels may be 10 nanometers to 1000 micrometers. The electrolyte has grain sizes of 100 nanometers or less, and preferably grain sizes of 1 to 50 nanometers. The electrolyte may include grains with a part of the grain boundaries aligned with inner walls of the channels to form a straight oriented grain-wall interface or the electrolyte may be a single crystal. In one form, the electrolyte conducts oxygen ions, the matrix is silica, and the electrolyte is yttrium doped zirconia.
    • 离子导电膜具有包括空心通道的有序阵列和包含在至少部分或全部通道内的纳米晶体电解质的基体。 通道具有相对的开口端,沟道宽度为1000纳米或更小,优选为60纳米或更小,最优选为10纳米或更小。 通道可以垂直于矩阵表面对齐,并且通道的长度可以是10纳米到1000微米。 电解质的粒径为100纳米以下,优选为1〜50纳米的粒径。 电解质可以包括晶粒的一部分与通道的内壁对齐以形成直线取向的晶界面界面或电解质可以是单晶。 在一种形式中,电解质导电氧离子,基体是二氧化硅,电解质是掺杂钇的氧化锆。