Intellectual Property India Publishes Patent Application for Silicon-Graphite Composites Using Silicon Precursors And Method Of Preparation

MUMBAI, India, Sept. 14 -- Intellectual Property India has published a patent application (202521019912 A) filed by Epsilon Advanced Materials Private Limited on March 05, 2025, for Silicon-Graphite Composites Using Silicon Precursors And Method Of Preparation.

Inventor includes Chinnasamy Natarajan.

The application for the patent was published on September 11, 2026, under issue no. 37/2026.

Abstract: The present invention relates to a composition for a negative electrode material in lithium-ion batteries, comprising 60 wt% to 80 wt% graphite, 1 wt% to 20 wt% silicon nanoparticles, 0 wt% to 15 wt% residual carbon and 0 wt% to 5 wt% silicon carbide, with a particle size ranging from 5 to 100 nanometers. The silicon nanoparticles are deriv...