Studi awal pengaruh compatibilizerpp-g-ma dan prinsip cascade engineering pada pembuatan polipropile clay nanokomposit berbasis pure mmt terhadap stabilitas termal = Initial study of the effect of using pp-g-ma as a compatibilizer and cascade engineering principle in the fabrication of polypropylene clay nanocomposite with pure mmt basis on thermal stability (Fakultas Teknik Universitas Indonesia, 2007)