HAC THI, Nhung; NGUYEN, Thi Thu Hien; CONG DOANH, Truong; MAI HUONG, Do Thi; DOAN, Tien Dat; OANH, Ho Thi; TUYEN, Nguyen Duc; HOANG, Mai Ha. Preparation of expandable flake-graphites with different particle sizes and their flame-retardant application for polypropylene. <b>Vietnam Journal of Science and Technology</b>, Hanoi, VN, v. 62, n. 1, p. 78–91, 2024. DOI: 10.15625/2525-2518/17531. Disponível em: https://vjs.ac.vn/jst/article/view/17531. Acesso em: 10 jan. 2026.