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    • 8. 发明申请
    • METHOD FOR PRODUCING POLYMER ELECTROLYTE MEMBRANE AND POLYMER ELECTROLYTE MEMBRANE
    • 聚合物电解质膜和聚合物电解质膜的制备方法
    • US20100035113A1
    • 2010-02-11
    • US12516329
    • 2007-11-26
    • Mitsunori Nodono
    • Mitsunori Nodono
    • H01M8/10H01M8/00
    • H01B1/122C08G65/40C08G75/23C08J5/2256C08J2365/02C08J2381/02C08J2387/00C08L65/02C08L81/06C08L2205/05H01M8/1025H01M8/1027H01M8/1032H01M8/1081H01M8/1086Y02P70/56C08L2666/22
    • A method for continuously producing a polymer electrolyte membrane including: (i) a preparation step for preparing a polymer electrolyte solution by dissolving a polymer electrolyte containing an ion conductive polymer having an ion-exchange group in an organic solvent capable of dissolving the polymer electrolyte, (ii) a coating step for continuously obtaining a laminate film 1 wherein a supporting substrate and a layer containing an ion conductive polymer are laminated, by casting the polymer electrolyte solution obtained in the step (i) onto the continuously fed supporting substrate, and (iii) a drying step for continuously obtaining a laminate film 2 wherein the supporting substrate and a polymer electrolyte membrane intermediate are laminated, by removing the organic solvent remaining in the layer containing an ion conductive polymer with passing the laminate film 1 obtained in the step (ii) in a drying furnace; wherein the residence time of the laminate film 1 in the drying furnace in the step (iii) is 50 minutes or shorter and the remaining organic solvent concentration in the polymer electrolyte membrane intermediate in the laminate film 2 immediately after the laminate film 2 passes through the drying furnace is 40% by weight or lower.
    • 一种连续制造聚合物电解质膜的方法,包括:(i)通过将含有离子交换基团的离子导电聚合物的聚合物电解质溶解在能够溶解聚合物电解质的有机溶剂中来制备聚合物电解质溶液的制备步骤, (ii)通过将步骤(i)中得到的高分子电解质溶液浇铸到连续供给的支撑基板上,连续地获得层叠膜1的层叠膜1,其中支撑基板和含有离子导电聚合物的层被层压,并且( iii)干燥步骤,通过将通过步骤获得的层压膜1除去残留在含有离子导电聚合物的层中的有机溶剂,从而连续获得其中支撑基材和聚合物电解质膜中间体的叠层膜2 ii)在干燥炉中; 其中,步骤(iii)中的层压膜1在干燥炉中的停留时间为50分钟以下,层叠膜2之后立即层叠膜2中的高分子电解质膜中间的剩余有机溶剂浓度通过 干燥炉为40重量%以下。
    • 10. 发明授权
    • Polymer electrolyte composition and fuel cell
    • 聚合物电解质组成和燃料电池
    • US08273500B2
    • 2012-09-25
    • US12680119
    • 2008-09-25
    • Yasuhiro YamashitaDiazaburo YashikiMitsunori Nodono
    • Yasuhiro YamashitaDiazaburo YashikiMitsunori Nodono
    • H01M8/10
    • H01M8/1044C08G2650/40C08J5/2275C08J2371/00C08J2381/06C08L71/00C08L81/06H01B1/122H01M8/1004H01M8/1025H01M8/1027H01M8/1032H01M8/1067H01M2300/0082Y02P70/56
    • A polymer electrolyte composition obtained by mixing a plurality of ion-conductive polymers, wherein if the ion-conductive polymer that is highest in ion exchange capacity among the plurality of ion-conductive polymers is termed first ion-conductive polymer, and the ion-conductive polymer that is lowest in ion exchange capacity is termed second ion-conductive polymer, then the first ion-conductive polymer and the second ion-conductive polymer are both block copolymers composed of a segment having an ion-exchange group and a segment having substantially no ion-exchange groups, and if the weight fraction of the segment having an ion-exchange group in the first ion-conductive polymer is termed Wh1, and the weight fraction of the segment having an ion-exchange group in the second ion-conductive polymer is termed Wh2, then the relations (I) and (II) listed below are satisfied: (I) Wh1>Wh2; (II) Wh1−Wh2≦0.25.
    • 通过混合多种离子传导性聚合物而获得的高分子电解质组合物,其中如果将多个离子传导性高分子中离子交换容量最高的离子导电性聚合物称为第1离子传导性高分子,则离子传导性聚合物 离子交换容量最低的聚合物被称为第二离子导电聚合物,则第一离子导电聚合物和第二离子导电聚合物都是由具有离子交换基团的链段和基本上没有离子交换基团的链段组成的嵌段共聚物 离子交换基团,并且如果在第一离子导电聚合物中具有离子交换基团的链段的重量分数称为Wh1,并且在第二离子导电聚合物中具有离子交换基团的链段的重量分数 称为Wh2,则满足以下列出的关系(I)和(II):(I)Wh1> Wh2; (II)Wh1-Wh2≦̸ 0.25。