POSITIVE ELECTRODE MATERIAL, POSITIVE ELECTRODE AND BATTERY EMPLOYING THE SAME

    公开(公告)号:US20210175509A1

    公开(公告)日:2021-06-10

    申请号:US17116648

    申请日:2020-12-09

    Abstract: A positive electrode material, a positive electrode, and a battery employing the same are provided. The positive electrode material includes an active particle and a modified layer covering the surface of the active particle. The modified layer is a reaction product of a composition. The composition includes an ionic conductive ceramic compound, an organic conductive compound, and a coupling agent. In the disclosure, the ionic conductive ceramic compound is 50-84 parts by weight, the organic conductive compound is 16-50 parts by weight, and the total weight of the ionic conductive ceramic compound and the organic conductive compound is 100 parts by weight. In the disclosure, the weight percentage of the coupling agent is from 0.05 wt % to 10 wt %, based on the total weight of the ionic conductive ceramic compound and the organic conductive compound.

    ELECTRODE FOR LITHIUM BATTERY AND PRODUCTION PROCESS THEREOF, AND LITHIUM BATTERY
    4.
    发明申请
    ELECTRODE FOR LITHIUM BATTERY AND PRODUCTION PROCESS THEREOF, AND LITHIUM BATTERY 有权
    锂电池用电极及其生产工艺及锂电池

    公开(公告)号:US20150372307A1

    公开(公告)日:2015-12-24

    申请号:US14764902

    申请日:2014-01-28

    Abstract: Provided are an electrode for a lithium battery that is capable of providing a lithium battery having both high stability and high battery properties; a process for producing an electrode for a lithium battery, in which a positive electrode plate and/or a negative electrode plate, even when coated with a thermal activation material dissolved in an organic solvent such as a pyrrolidone-based solvent, is prevented from swelling; and a lithium battery including said electrode for a lithium battery. The electrode for a lithium battery includes an electrode plate, a mix layer and a heat insulating layer in this order, wherein the mix layer includes at least an aqueous adhesive and an active material; the heat insulating layer includes at least a thermal activation material; and at least part of the mix layer is in contact with at least part of the heat insulating layer.

    Abstract translation: 提供一种锂电池用电极,其能够提供具有高稳定性和高电池特性的锂电池; 制造锂电池用电极的方法即使在溶解在诸如吡咯烷酮类溶剂的有机溶剂中的热活化材料被涂覆的情况下也能够防止正极板和/或负极板的膨胀 ; 以及包括所述锂电池用电极的锂电池。 用于锂电池的电极依次包括电极板,混合层和隔热层,其中混合层至少包括水性粘合剂和活性材料; 绝热层至少包括热活化材料; 并且混合层的至少一部分与绝热层的至少一部分接触。

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