MUMBAI, India, Aug. 12 -- Intellectual Property India has published a patent application (202617054236 A) filed by Stora Enso Oyj on April 28, 2026, for A Method For Producing A Carbon Enriched Material.
Inventors include Olsson, Vilhelm; Wachtler, Mario; and Shetty, Abhishek.
The application for the patent was published on August 07, 2026, under issue no. 32/2026.
Abstract: A method for producing a carbon enriched material, said method comprising the steps of: a) providing lignin beads, wherein said lignin beads comprise at least 80 wt% of lignin based on the dry weight of the lignin beads; b) optionally heating the lignin beads to one or more temperatures in the range of from 140 to 270 °C for a period of at least 30 minutes so as to obtain thermally stabilized lignin beads; and c) subjecting the, optionally thermally stabilized, lignin beads to carbonization at one or more temperatures in the range of from 300 °C to 1500 °C, wherein the carbonization is carried out for a total time in the range of from 30 minutes to 10 hours, so as to obtain a carbon enriched material.
Disclaimer: Curated by HT Syndication.
