MUMBAI, India, Nov. 14 -- Intellectual Property India has published a patent application (202517097141 A) filed by Kemira Oyj, Helsinki, on Oct. 8, for 'biowax emulsions as bio-based barrier coating dispersions.'
Inventor(s) include Luo, Yuping; and Zou, Yong.
The application for the patent was published on Nov. 14, under issue no. 46/2025.
According to the abstract released by the Intellectual Property India: "The present invention relates to compositions and methods for forming substantially bio-based barrier coatings on paper and board substrates. The inventive bio-based barrier coatings comprise a biowax emulsion comprising one or more biowaxes, such as castor oil wax, formed by hydrogenation of a bio-based oil, such as castor oil. The barrier coating composition is formed by dispersing a biowax emulsion into a polyacrylate carrier dispersion, and may be applied as a coating e.g., on paper or board, e.g., those comprised of recycled fibers, using conventional industrial methods at ambient temperatures."
The patent application was internationally filed on Mar. 28, 2024, under International application No.PCT/US2024/021934.
Disclaimer: Curated by HT Syndication.
