永久中在线文字幕,欧美va亚洲va国产综合,欧美日韩国产综合aⅴ,亚洲аv在线观看

    <b id="7m46i"></b>

    <ul id="7m46i"><th id="7m46i"><dfn id="7m46i"></dfn></th></ul>

  • <strike id="7m46i"></strike>
      <ul id="7m46i"></ul>
    <b id="7m46i"></b>
    <dd id="7m46i"></dd>

    <blockquote id="7m46i"></blockquote>
    中文English日本語???
    中文English日本語???

    image.png Product / HEPTAFLUO / PFSA

    PFSA

    PFSA

    PFSA is a copolymer of tetrafluoroethylene and perfluorosulfonyl vinyl ether, which is a functional fluororesin that can be used as a raw material for fuel cell membranes, ion membranes, and flow battery membranes.

    Product application

    Product application

    Product series

    Product series