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    • 3. 发明申请
    • FUEL CELL SYSTEM
    • 燃油电池系统
    • US20110027677A1
    • 2011-02-03
    • US12828710
    • 2010-07-01
    • Satoru HOMMURASusumu SAITOTetsuji SHIMOHIRAAtsushi WATAKABEJunichi TAYANAGI
    • Satoru HOMMURASusumu SAITOTetsuji SHIMOHIRAAtsushi WATAKABEJunichi TAYANAGI
    • H01M8/04H01M8/10
    • H01M8/1067C08J5/2237C08J2327/12H01M8/04358H01M8/04768H01M8/04835H01M8/1025H01M8/1039
    • To provide a fuel cell system provided with a polymer electrolyte fuel cell which is excellent in the power generation characteristics under high temperature and low or no humidity conditions.A fuel cell system 20 comprising a polymer electrolyte fuel cell 22 having a membrane/electrode assembly 10 having a catalyst layer containing a polymer (H) which has repeating units based on a perfluoromonomer having an alicyclic structure and has ion exchange groups, a temperature controlling means for controlling temperature of the polymer electrolyte fuel cell 22, a temperature sensor 38 for detecting temperature of the polymer electrolyte fuel cell 22, and a controlling device 40 for controlling the temperature controlling means based on temperature information from the temperature sensor 38 so that the maximum temperature of the polymer electrolyte fuel cell 22 becomes within the range of from 90 to 140° C.
    • 提供一种设置有在高温低湿条件下发电特性优异的聚合物电解质型燃料电池的燃料电池系统。 一种燃料电池系统20,包括具有膜/电极组件10的聚合物电解质燃料电池22,所述膜/电极组件10具有含有聚合物(H)的催化剂层,所述聚合物(H)具有基于具有脂环结构的全氟单体的重复单元并具有离子交换基团,温度控制 用于控制聚合物电解质燃料电池22的温度的装置,用于检测聚合物电解质燃料电池22的温度的温度传感器38,以及用于基于来自温度传感器38的温度信息来控制温度控制装置的控制装置40, 聚合物电解质燃料电池22的最高温度在90〜140℃的范围内。
    • 4. 发明申请
    • FLUOROSULFONYL GROUP-CONTAINING MONOMER AND ITS POLYMER, AND SULFONIC ACID GROUP-CONTAINING POLYMER
    • 含氟基团的单体及其聚合物和含有磺酸基团的聚合物
    • US20090048424A1
    • 2009-02-19
    • US12186947
    • 2008-08-06
    • Atsushi WATAKABEHiromasa YAMAMOTOMasao IWAYASusumu SAITO
    • Atsushi WATAKABEHiromasa YAMAMOTOMasao IWAYASusumu SAITO
    • C08G75/20C07D317/10
    • C07D317/42C08G75/23
    • To provide a fluorosulfonyl group-containing monomer having a high polymerization reactivity and plural fluorosulfonyl groups. Further, to provide a fluorosulfonyl group-containing polymer and a sulfonic acid group-containing polymer, obtained by using the monomer.A perfluoro(2-methylene-1,3-dioxolane) derivative which is represented by the following formula (3) and which has two fluorosulfonyl groups, and its production process and its synthetic intermediate. A fluorosulfonyl group-containing polymer having monomer units represented by the following formula (3U) obtained by polymerizing the compound (3) by itself or with a comonomer, and a sulfonic acid group-containing polymer having the following units (5U) obtained by hydrolyzing a fluorosulfonyl group of the polymer. In the following formulae, each of Rf1 and Rf2 which are independent of each other, is a C1-8 perfluoroalkylene group which may have an etheric oxygen atom between carbon atoms.
    • 提供具有高聚合反应性的氟代磺酰基单体和多个氟磺酰基。 此外,提供通过使用该单体获得的含氟磺酰基的聚合物和含磺酸基的聚合物。 由下式(3)表示并具有两个氟磺酰基的全氟(2-亚甲基-1,3-二氧戊环)衍生物及其制备方法及其合成中间体。 具有由下述通式(3U)表示的具有单体单元的含氟磺酰基的聚合物,其单独或共聚单体与共聚单体聚合得到的含有磺酸基的聚合物和通过水解 聚合物的氟磺酰基。 在下式中,R 1和R f 2彼此独立的是碳原子之间可以具有醚性氧原子的C1-8全氟亚烷基。