MUMBAI, India, June 16 -- Intellectual Property India has published a patent application (202611055009 A) filed by ABES Engineering College, Ghaziabad, Uttar Pradesh, on April 30, for 'extraction and utilization of bast type fibres from bauhinia racemosa stem bark for biodegradable polymer composite applications.'

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

The application for the patent was published on June 5, under issue no. 23/2026.

According to the abstract released by the Intellectual Property India: "The present invention discloses a method and system for the extraction and utilization of bast-type lignocellulosic fibers derived from the stem bark of Bauhinia racemosa for reinforcement in biodegradable polymer composites. The method comprises harvesting and preprocessing the bark, followed by controlled retting to separate fibers and mild alkaline treatment to obtain cellulose-rich fibers with minimal structural degradation. The extracted fibers are incorporated into biodegradable polymer matrices such as polylactic acid (PLA) and starch-based polymers through compounding and molding processes to form composite materials. The resulting composites exhibit enhanced mechanical properties including improved tensile strength, flexibility, and dimensional stability, while maintaining biodegradability. The invention provides an eco-friendly, cost-effective, and scalable solution for utilizing underexploited biomass as a renewable reinforcement material, thereby offering a sustainable alternative to conventional natural fibers in composite applications."

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