COATING FOR LI ANODE PROTECTION AND BATTERY COMPRISING THE SAME

It is provided a lithium metal anode coated with a protective monolayer disposed on at least a portion of the lithium metal anode, the protective monolayer consisting of a polymer; at least one inorganic particle selected from the group consisting of Al2O3, MnO, MnO2, SiO2, TiO2, ZnO, ZrO2, Fe2O3, CuO, a silicate, an aluminosilicate, a borosilicate, and an oxysalt, or any one of the mentioned inorganic particles which are functionalized; wherein the protective monolayer has a thickness from 0.01 to 10 microns, the inorganic particles have an average diameter from 1 to 500 nm, and the at leastone inorganic particle is in an amount of 0.01 to 30 wt% related to the amount of polymer. It is also provided a method for the preparation of the protected anode, as well as a lithium metal battery comprising it. 提供一种锂金属阳极，所述锂金属阳极涂覆有设置在所述锂金属阳极的至少一部分上的保护性单层，所述保护性单层由以下物质构成：聚合物；选自由Al2O3、MnO、MnO2、SiO2、TiO2、ZnO、ZrO2、Fe2O3、CuO、硅酸盐、铝硅酸盐、硼硅酸盐和含氧酸盐组成的组中的至少一种无机颗粒，或官能化的上述无机颗粒中的任一种；其中所述保护性单层的厚度为0.01至10μm，所述无机颗粒的平均直径为1至500nm，至少一种无机颗粒