MUMBAI, India, May 1 -- Intellectual Property India has published a patent application (202611022751 A) filed by Abes Engineering College, Ghaziabad, Uttar Pradesh, on Feb. 26, for 'bast fiber-reinforced biodegradable polymer composite and method for preparation thereof.'

Inventor(s) include Dr. Neha Singh Raghuvanshi; Mudit Saxena; and Arpita Johri.

The application for the patent was published on May 1, under issue no. 18/2026.

According to the abstract released by the Intellectual Property India: "The present invention relates to a bast fiber-reinforced biodegradable polymer composite and a standardized process for its preparation. Bast-type lignocellulosic fibers are extracted from stem bark of Bauhinia racemosa using controlled retting and optional mild alkaline treatment, followed by drying and grading. The fibers, comprises 55-75% cellulose, are incorporated at 10-35% (w/w) into biodegradable polymer matrices such as PLA, PHA, starch blends, or natural rubber at defined polymer-to-fiber ratios. The resulting composites exhibit improved mechanical performance and biodegradability without synthetic coupling agents. The invention provides a scalable platform for valorizing medicinal tree bark waste into sustainable composite materials."

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