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    • 64. 发明申请
    • Partially and fully surface-enabled alkali metal ion-exchanging energy storage devices
    • 部分和完全表面使用的碱金属离子交换储能装置
    • US20160028122A1
    • 2016-01-28
    • US14121050
    • 2014-07-25
    • Aruna ZhamuBor Z. Jang
    • Aruna ZhamuBor Z. Jang
    • H01M10/0569H01M4/60H01M10/0565
    • H01M10/0569H01M4/13H01M4/366H01M4/606H01M4/622H01M4/625H01M10/054H01M10/0565H01M10/0568H01M2004/028H01M2300/0028
    • A surface-enabled, metal ion-exchanging battery device comprising a cathode, an anode, a porous separator, and a metal ion-containing electrolyte, wherein the metal ion is selected from (A) non-Li alkali metals; (B) alkaline-earth metals; (C) transition metals; (D) other metals such as aluminum (Al); or (E) a combination thereof; and wherein at least one of the electrodes contains therein a metal ion source prior to the first charge or discharge cycle of the device and at least the cathode comprises a functional material or nano-structured material having a metal ion-capturing functional group or metal ion-storing surface in direct contact with said electrolyte, and wherein the operation of the battery device does not involve the introduction of oxygen from outside the device and does not involve the formation of a metal oxide, metal sulfide, metal selenide, metal telluride, metal hydroxide, or metal-halogen compound. This energy storage device has a power density significantly higher than that of a lithium-ion battery and an energy density dramatically higher than that of a supercapacitor.
    • 一种表面使能的金属离子交换电池装置,包括阴极,阳极,多孔隔膜和含金属离子的电解质,其中所述金属离子选自(A)非Li碱金属; (B)碱土金属; (C)过渡金属; (D)其他金属如铝(Al); 或(E)其组合; 并且其中所述电极中的至少一个在所述器件的第一充电或放电循环之前包含金属离子源,并且至少所述阴极包括具有金属离子捕获官能团或金属离子的功能材料或纳米结构材料 并且其中电池装置的操作不涉及从装置外部引入氧气,并且不涉及形成金属氧化物,金属硫化物,金属硒化物,金属碲化物,金属 氢氧化物或金属卤素化合物。 该能量存储装置的功率密度显着高于锂离子电池的功率密度,能量密度显着高于超级电容器。
    • 65. 发明授权
    • Organic vapor fuel cell
    • 有机蒸汽燃料电池
    • US09203098B2
    • 2015-12-01
    • US11257528
    • 2005-10-26
    • Jiusheng GuoAruna ZhamuBor Z. Jang
    • Jiusheng GuoAruna ZhamuBor Z. Jang
    • H01M8/10H01M8/04
    • H01M8/04089H01M8/04007H01M8/04037H01M8/04186H01M8/04194H01M8/04197H01M8/1004H01M8/1007H01M8/1011H01M8/1013H01M2250/20H01M2250/30Y02B90/18Y02E60/522Y02E60/523Y02T90/32
    • A fuel cell including primarily (a) a membrane electrode assembly, which comprises (i) a proton exchange membrane having a front face and a rear face, (ii) an anode being coupled to the front face, and (iii) a cathode being coupled to the rear face; (b) a fuel permeation-controlling member positioned in front of the anode; the member being substantially impermeable to an organic fuel or water at an ambient temperature or below, but being permeable at a temperature higher than an activation temperature; (c) heating means in control relation to the fuel permeation-controlling member to activate fuel permeation through the member on demand. The invented fuel cell is compact and lightweight, with significantly reduced fuel crossover and improved fuel utilization efficiency. The fuel cell is particularly useful for powering small vehicles and portable devices such as a notebook computer, a personal digital assistant, a mobile phone, and a digital camera.
    • 一种燃料电池,其主要包括(a)膜电极组件,其包括(i)质子交换膜,其具有前表面和后表面,(ii)阳极与前表面耦合,和(iii)阴极 耦合到后面; (b)位于阳极前面的燃料渗透控制构件; 所述构件在环境温度或更低温度下对有机燃料或水基本上不可渗透,但在高于活化温度的温度下是可渗透的; (c)与燃料渗透控制构件控制关系的加热装置,以根据需要激活通过构件的燃料渗透。 本发明的燃料电池紧凑且重量轻,燃料交叉显着减少,燃料利用效率得到提高。 燃料电池对于小型车辆和便携式设备如笔记本电脑,个人数字助理,移动电话和数码相机的供电特别有用。
    • 69. 发明授权
    • Highly conductive composites for fuel cell flow field plates and bipolar plates
    • 用于燃料电池流场板和双极板的高导电复合材料
    • US08865040B2
    • 2014-10-21
    • US13021041
    • 2011-02-04
    • Bor Z. JangAruna ZhamuLulu Song
    • Bor Z. JangAruna ZhamuLulu Song
    • C04B35/00H01M8/02C08J5/04H01B1/24
    • H01M8/0221C08J5/04H01B1/24H01M8/0213H01M8/0226H01M8/0228Y02E60/50Y02P70/56
    • This invention provides a fuel cell flow field plate or bipolar plate having flow channels on faces of the plate, comprising an electrically conductive polymer composite. The composite is composed of (A) at least 50% by weight of a conductive filler, comprising at least 5% by weight reinforcement fibers, expanded graphite platelets, graphitic nano-fibers, and/or carbon nano-tubes; (B) polymer matrix material at 1 to 49.9% by weight; and (C) a polymer binder at 0.1 to 10% by weight; wherein the sum of the conductive filler weight %, polymer matrix weight % and polymer binder weight % equals 100% and the bulk electrical conductivity of the flow field or bipolar plate is at least 100 S/cm. The invention also provides a continuous process for cost-effective mass production of the conductive composite-based flow field or bipolar plate.
    • 本发明提供了一种在板的表面上具有流动通道的燃料电池流场板或双极板,包括导电聚合物复合材料。 复合材料由(A)至少50重量%的导电填料构成,包括至少5重量%的增强纤维,膨胀石墨片,石墨纳米纤维和/或碳纳米管; (B)1〜49.9重量%的聚合物基质材料; 和(C)0.1至10重量%的聚合物粘合剂; 其中导电填料重量%,聚合物基质重量%和聚合物粘合剂重量%的总和等于100%,并且流场或双极板的体电导率至少为100S / cm。 本发明还提供了一种用于成本有效地批量生产基于导电复合材料的流场或双极板的连续方法。
    • 70. 发明申请
    • Process for producing continuous graphitic fibers from living graphene molecules
    • 从活性石墨烯分子生产连续石墨纤维的方法
    • US20140308449A1
    • 2014-10-16
    • US13986208
    • 2013-04-15
    • Aruna ZhamuBor Z Jang
    • Aruna ZhamuBor Z Jang
    • C01B31/04
    • C01B31/04C01B32/20D01D1/02D01D5/04D01D10/02D01F9/12
    • A process for producing a continuous graphitic fiber, comprising: (a) preparing a graphene oxide gel having living graphene oxide molecules or functionalized graphene chains dissolved in a fluid medium; (b) depositing at least a continuous filament of graphene oxide gel onto a supporting substrate under a condition of stress-induced molecular alignment of living graphene oxide molecules along a filament axis direction; (c) removing the fluid medium to form a continuous graphene oxide fiber, having an inter-plane spacing d002 of 0.4 nm to 1.2 nm and an oxygen content no less than 5% by weight; and (d) heat treating the continuous graphene oxide fiber to form the continuous graphitic fiber at a temperature higher than 100° C. (preferably >600° C.) to an extent that an inter-plane spacing d002 is decreased to a value of 0.3354-0.4 nm and the oxygen content is decreased to less than 5% by weight.
    • 一种生产连续石墨纤维的方法,包括:(a)制备具有溶解在流体介质中的活性氧化石墨烯分子或官能化石墨烯链的石墨烯氧化物凝胶; (b)在活性石墨烯氧化物分子沿着长丝轴线方向的应力诱导分子取向的条件下,将至少一层氧化石墨烯凝胶的连续长丝沉积到支撑基底上; (c)除去流体介质以形成连续的石墨烯氧化纤维,其平面间距d002为0.4nm至1.2nm,氧含量不低于5wt%; 和(d)在高于100℃(优选> 600℃)的温度下对连续的石墨烯氧化纤维进行热处理以形成连续的石墨纤维,使得平面间距d002降低到 0.3354-0.4nm,氧含量降低到小于5重量%。