Surface-coated paper packaging with nanocellulose modified with quaternary ammonium organosilane and precipitated calcium carbonate for improved water repellency and antibacterial activity

Abstract Supplementary Information: The online version contains supplementary material available at 10.1038/s41598-025-10306-5. Article type: Research Article Keywords: Biomaterials, Nanoscale materials Authors: Noppon Somsesta, Chokchai Chamamporn, Napadol Wongsopanakun, Phimmada Sonaka, Intatch Hongrattanavichit Affiliations: Department of Military Materials Science, Academic Faculty, Navaminda Kasatriyadhiraj Royal Air Force Academy, Saraburi, Thailand; https://ror.org/028wp3y58grid.7922.e0000 0001 0244 7875Department of Imaging and Printing Technology, Faculty of Science, Chulalongkorn University, Bangkok, Thailand License: © The Author(s) 2025 CC BY-NC-ND 4.0 Open Access This article is licensed under a Creative