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    • 1. 发明申请
    • Portable Peritoneal Dialysis System
    • 便携式腹膜透析系统
    • US20100114012A1
    • 2010-05-06
    • US12610969
    • 2009-11-02
    • Harold F. SandfordNorma J. OfsthunAmanda K. StennettJiunn Yeong TeoCheryl FordBenjamin J. Lipps
    • Harold F. SandfordNorma J. OfsthunAmanda K. StennettJiunn Yeong TeoCheryl FordBenjamin J. Lipps
    • A61M1/28
    • A61M1/1696A61M1/1694A61M1/28A61M1/284A61M2209/088B01D61/24B01D61/243
    • A portable peritoneal dialysis system for a patient includes an inlet port for providing inflow to the patient's peritoneal cavity, an outlet port for providing outflow from the patient's peritoneal cavity, and a volume of dialysate for flow into and out of the patient's peritoneal cavity, thereby removing from the dialysate uremic waste metabolites that have diffused into the dialysate. The portable peritoneal dialysis system also includes a closed liquid flow loop, including a pump, for flowing the dialysate into and out of the patient's peritoneal cavity, and an organic- and phosphate-removing stage, including at least one replaceable cartridge in the closed liquid flow loop, the cartridge containing material for removing organic compounds and phosphate from dialysate removed from the patient's peritoneal cavity. The portable peritoneal dialysis system further includes a urea- and ammonia-removing stage, including at least one replaceable cartridge in the closed liquid flow loop, the cartridge containing material for removing urea and ammonia from dialysate removed from the patient's peritoneal cavity, the material being packed around semi-permeable hollow fibers with interior fiber walls that reject cations, thereby retaining cations in the dialysate.
    • 用于患者的便携式腹膜透析系统包括用于向病人腹膜腔提供流入物的入口端口,用于提供患者腹膜腔流出的出口端口和用于流入和流出患者腹膜腔的体积的透析液,由此 从透析液中排出的尿毒症废物代谢物已经扩散到透析液中。 便携式腹膜透析系统还包括封闭的液体流动回路,包括泵,用于使透析液流入和流出患者的腹膜腔;以及有机和磷酸盐去除阶段,包括在封闭液体中的至少一个可更换的药筒 流动回路,用于从患者的腹腔移除的透析液中除去有机化合物和磷酸盐的药筒含有物质。 便携式腹膜透析系统还包括尿素和氨除去阶段,其包括在封闭的液体流动回路中的至少一个可替换的药筒,所述药筒包含用于从患者腹膜腔去除的透析液中除去尿素和氨的材料,所述材料为 围绕半透空心纤维,内部纤维壁排斥阳离子,从而保留透析液中的阳离子。
    • 2. 发明授权
    • Treatment of aqueous media containing electrically charged compounds
    • 处理含有带电荷的化合物的含水介质
    • US06960299B2
    • 2005-11-01
    • US10149469
    • 2000-12-04
    • Joāo Goulāo CrespoMarla d'Acensão Miranda Reis
    • Joāo Goulāo CrespoMarla d'Acensão Miranda Reis
    • B01D61/24C02F1/44C02F3/00C02F3/10
    • C02F3/102B01D61/24C02F1/44Y02W10/15
    • This invention provides a method of reducing the concentration of at least one electrically charged compound present in aqueous feedstock (5), such as water and waste water. The feedstock to be treated is continuously supplied to one surface of a selectively permeable, electrically charged membrane (2) contained within a module (1). Simultaneously an aqueous reaction medium, containing an active microbial culture, contacts with the opposite face of the membrane (2). The microbial culture, fed with selected nutrients and salts, is capable to convert at least one electrically charged compound, after it permeates through the wall of the membrane (2) to by-products. The membrane is substantially impermeable to electrically uncharged compounds. The ion-exchange properties of the membrane allow avoiding secondary pollution of the treated water by metabolic by-products and residual nutrients from the reaction medium. The membrane separates physically the polluted water stream (5) from the reaction medium, which assures that the treated water (6) does never directly contact with the microbial culture.
    • 本发明提供一种降低含水原料(5)中存在的至少一种带电荷化合物如水和废水的浓度的方法。 待处理的原料被连续供应到包含在模块(1)内的选择性渗透的带电膜(2)的一个表面。 同时含有活性微生物培养物的水性反应介质与膜(2)的相对面接触。 经过选择的营养物和盐的微生物培养物在透过膜(2)的壁到副产物之后能够转化至少一种带电荷的化合物。 膜对于不带电荷的化合物是基本上不可渗透的。 膜的离子交换性质允许通过代谢副产物和来自反应介质的残余营养物来避免经处理的水的二次污染。 膜将物理上污染的水流(5)与反应介质分离,这确保处理过的水(6)不会直接与微生物培养物接触。
    • 3. 发明申请
    • Separation method
    • 分离方法
    • US20030185956A1
    • 2003-10-02
    • US10312438
    • 2003-05-29
    • Michelle Lorraine Gradley
    • A23L001/22
    • B01D61/24A23F3/163A23F3/32A23F3/42A23L27/10A23L27/13B01D11/0415
    • A method for extracting one or more desired components from an aqueous phase comprising a mixture comprising one or more further components, comprises separating the aqueous mixture (3) from a water-immiscible hydrophobic phase (2) by means of a hydrophilic membrane (1) and allowing the desired components to move out off the aqueous phase through the membrane and into the hydrophobic phase. The further components have a lower water solubility than the desired component(s), whereby the further components are substantially incapable of passing through the membrane. The method may be used for the isolation of materials from reaction mixtures for purification purposes or for the preparation of extracts of natural substances. Extracts can be produced by the method. Extracts may be produced in the form of carrier based flavours, for instance absorbed on paper or maltodextrins, or encapsulated into maltodextrins, including into glass forms; which can then be formed into powders or tablets and used as such.
    • 从包含一种或多种其它成分的混合物的水相中提取一种或多种所需组分的方法包括通过亲水膜(1)将含水混合物(3)与水不混溶的疏水相(2)分离, 并允许所需组分通过膜离开水相并进入疏水相。 其它组分具有比所需组分更低的水溶性,由此其它组分基本上不能通过膜。 该方法可用于从用于纯化目的的反应混合物中分离材料或用于制备天然物质的提取物。 提取物可以通过该方法生产。 提取物可以以基于载体的香料的形式产生,例如吸收在纸或麦芽糖糊精上,或者包封成麦芽糖糊精,包括成玻璃形式; 其然后可以形成粉末或片剂并且原样使用。
    • 9. 发明申请
    • Resilient Ion Exchange Membranes
    • 弹性离子交换膜
    • US20130313187A1
    • 2013-11-28
    • US13877322
    • 2011-10-04
    • Xiangchun YinZhongyuan Zhou
    • Xiangchun YinZhongyuan Zhou
    • C08J5/22B01D67/00
    • B01D71/40B01D61/24B01D61/243B01D61/44B01D67/0002B01D67/0006B01D69/02B01D71/28B01D2323/30B01D2323/345B01D2325/24B01D2325/42B01J39/20C08J5/2218C08J5/2275C08J2323/06C08J2323/12C08J2333/24C08J2367/00C08J2375/04C08J2377/00
    • A process for producing a resilient ion exchange membrane. The process comprises the steps of (1) selecting a porous matrix, (2) saturating the porous matrix with a homogenous solution comprising a mixture of: (i) a hydrophilic ionic monomer, (ii) a hydrophobic cross-linking oligomer and/or a comonomer, (iii) a free radical initiator, and (iii) a solvent for solubilizing the hydrophilic ionic monomer, the hydrophobic cross-linking oligomer and/or comonomer, and the free radical initiator into a homogenous mixture. (3) removing excess homogenous solution from the saturated porous matrix, (4) stimulating release of free radicals from the free radical initiator thereby initiating a polymerization reaction to form a cross-linked ion-transferring polymer substantially filling the pores and covering the surfaces of the porous matrix thereby forming a membrane, (5) washing the membrane to remove excess solvent, and (6) optionally bathing the washed membrane in a sodium chloride solution to selectively cross-link sodium or chloride ions to and within the ion-transferring polymer.
    • 一种生产弹性离子交换膜的方法。 该方法包括以下步骤:(1)选择多孔基质,(2)用均匀溶液饱和多孔基质,该均匀溶液包含以下混合物:(i)亲水性离子单体,(ii)疏水性交联低聚物和/或 共聚单体,(iii)自由基引发剂,和(iii)用于将亲水性离子单体,疏水性交联低聚物和/或共聚单体和自由基引发剂溶解成均匀混合物的溶剂。 (3)从饱和多孔基质中除去过量的均匀溶液,(4)刺激自由基引发剂释放自由基,从而引发聚合反应,形成基本上填充孔隙并覆盖表面的交联离子转移聚合物 多孔基质从而形成膜,(5)洗涤膜以除去过量的溶剂,和(6)任选地将洗涤的膜在氯化钠溶液中洗涤以选择性地将钠离子或氯离子交联到离子转移聚合物内和离子转移聚合物 。