Oil-based polyurethane nanocomposites for application as a coating in the slow and controlled release of urea - Vellani, Cassio Luiz; Majaron, Vinicius Ferraz; Polito, Wagner Luiz; Bernardi, Alberto Carlos de Campos; Oliveira, Cauê Ribeiro; Bortoletto-Santos, Ricardo (Reunião Anual da Sociedade Brasileira de Química - RASBQ, 2024)