Intellectual Property India Publishes Patent Application for Positive Electrode Active Material Comprising Particles With A Sulfur Surface Layer

MUMBAI, India, July 13 -- Intellectual Property India has published a patent application (202647083377 A) filed by Umicore on July 07, 2026, for Positive Electrode Active Material Comprising Particles With A Sulfur Surface Layer.

Inventor includes Lavanant, Enora.

The application for the patent was published on July 10, 2026, under issue no. 28/2026.

Abstract: The present invention relates to a positive electrode active material comprising Li, Ni, one or both of Mn and Co, and O, wherein the surface layer comprises S and a transition metal. It was found during the temperature and pressure treatment that a sulfur layer is formed between the positive electrode material and sulfide solid electrolyte which strongly enhances the ionic conduct...