Catalytic behaviour in the ring-opening polymerisation of organoaluminiums supported by bulky heteroscorpionate ligands Development of novel biomaterials Jose A. Castro-Osma, Carlos Alonso-Moreno, Agustín Lara-Sánchez, Antonio Otero, Juan Fernández-Baeza, Luis F. Sánchez-Barba, Ana M. Rodríguez https://doi.org/10.1039/C4DT03475A