Huawei announces patent for flexible lithium-ion battery

    Huawei Technologies Co., Ltd. published a patent for an elastic fluid collector and its preparation method, battery electrode and flexible lithium ion battery on August 25, 2020. The patent application date was December 6, 2016.

    Understands IT's home, the patent, according to the present invention provides a kind of elastic fluid, including elastic polymer substrate and setting described in elastic polymer substrate conductive layer, described the conductive layer has a fold structure, described in the conductive layer materials including metal and/or carbon materials, the elastic fluid with high flexibility and high cycle stability, will the set elastic fluid is used for the preparation of lithium ion battery electrodes, can effectively avoid the pole piece mechanical deformation and active substances caused by internal expansion pole piece "powder" phenomenon.The invention also provides a preparation method of the elastic fluid collector and a battery electrode electrode and a flexible lithium ion battery using the elastic fluid collector.