MUMBAI, India, June 26 -- Intellectual Property India has published a patent application (202617005652 A) filed by Lg Energy Solution, Ltd.; and Korea Advanced Institute Of Science And Technology on January 20, 2026, for Negative Electrode For Lithium-Free Secondary Battery, Manufacturing Method Therefor, And Lithium-Free Secondary Battery Comprising Same.
Inventors include Kim, Sanha; Yang, Inyeong; and Won, Dongyeon.
The application for the patent was published on June 19, 2026, under issue no. 25/2026.
Abstract: The present invention relates to a negative electrode for a lithium-free secondary battery, which can reduce galvanic corrosion and side reactions on the negative electrode while being lightweight and thin and enables uniform electrodeposition of lithium metal, and a manufacturing method therefor, wherein the negative electrode for a lithium-free secondary battery is characterized by comprising: a porous metal layer having a three-dimensional microstructure; and a conductive carbon nanostructure formed on the porous metal layer, wherein the porous metal layer comprises a metal mesh layer in which a fibrous metal having a micron-scale diameter forms a network structure, and a metal nanostructure formed on the fibrous metal, and at least some parts of the metal nanostructure are connected to each other to define a plurality of pores on the porous metal layer.
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