Effect of Chemical Foaming Agent in Enhancing Dispersion of Montmorillonite in Polypropylene Nanocomposite. Journal of Research Updates in Polymer Science, [S. l.], v. 8, p. 1–6, 2019. DOI: 10.6000/1929-5995.2019.08.01. Disponível em: https://neolifescience.com/index.php/jrups/article/view/6081. Acesso em: 23 dec. 2025.