COMPOSITE, ARTICLE, BATTERY CASE, AND BATTERY

    公开(公告)号:US20200207942A1

    公开(公告)日:2020-07-02

    申请号:US16726544

    申请日:2019-12-24

    摘要: A composite including a base polymer and a surface-treated inorganic moisture absorbent. The surface-treated inorganic moisture absorbent is surface-treated with a surface-treating agent having a solubility parameter difference of less than or equal to about 3.5 from that of the base polymer. An article including the composite, a battery case including the composite or the article, and a battery including the battery case and an electrode assembly including a positive electrode and a negative electrode.

    BATTERY CASE AND BATTERY
    9.
    发明申请

    公开(公告)号:US20200161599A1

    公开(公告)日:2020-05-21

    申请号:US16683772

    申请日:2019-11-14

    IPC分类号: H01M2/02 C09K19/38 H01M2/04

    摘要: A battery case including a container configured to accommodate an electrode assembly, wherein the container includes a bottom wall and a plurality of side walls, the bottom wall and the plurality of side walls are integrated to have an open side opposed to the bottom wall and to provide a space for accommodating the electrode assembly, wherein at least one of the bottom wall or the plurality of side walls includes a liquid crystal aromatic polymer, at least a portion of the liquid crystal aromatic polymer includes an aliphatic organic group at one terminal end, and the battery case has a WVTR at a thickness of about 1 mm at about 38° C. and a relative humidity of about 100% of less than about 0.07 g/m2/day and an impact strength of greater than or equal to about 20 KJ/m2, a battery including the battery case, and a battery module.