BATTERY CASING AND BATTERY MODULE INCLUDING THE SAME

    公开(公告)号:US20190165337A1

    公开(公告)日:2019-05-30

    申请号:US16204333

    申请日:2018-11-29

    Abstract: A battery casing including a container configured to house an electrode assembly, wherein the container includes a bottom wall and a plurality of side walls configured to define an open side opposite to the bottom wall and to define a space for housing the electrode assembly, at least one of the bottom wall and the plurality of side walls includes a composition including a base polymer and a plurality of nucleating agent particles dispersed in the base polymer, the base polymer includes a polyethylene polymer, the nucleating agent particles have a rod shape, the aspect ratio of the nucleating agent particles is greater than or equal to about 2, and an amount of the nucleating agent particles is about 0.01 parts by weight to about 3 parts by weight, based on 100 parts by weight of the base polymer.

    BATTERY CASE, BATTERY, LIQUID CRYSTAL POLYMER, AND ARTICLE

    公开(公告)号:US20190165336A1

    公开(公告)日:2019-05-30

    申请号:US16204304

    申请日:2018-11-29

    Abstract: A battery case comprising a container configured to house an electrode assembly, wherein the container comprises a bottom wall and a plurality of side walls, the bottom wall and the plurality of side walls are integrated to define an internal space for housing the electrode assembly and to further define a top opening on an opposing side from the bottom wall, at least one of the bottom wall and the plurality of side walls comprises a liquid crystal polymer, the liquid crystal polymer comprises a plurality of blocks comprising an average of about 2 to about 5 structural units derived from hydroxybenzoic acid, and the container has a water vapor transmission rate at a wall thickness of 1 mm of less than about 0.07 g/m2/day, as measured at 38° C. and a relative humidity of 100% according to ISO 15106 and ASTM F1249.

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