Renjanadevi, B Modification of polypropylene and polystyrene using nanosilica (Thesis) Renjanadevei B; guided by K. E George - Kochi Department of Polymer Science, CUSAT 2008 - 220p. Subjects--Index Terms: Nanotechnology - Nanocomposites Polymer composites Nano - Silica Universal Decimal Class. No.: 678:620.1.03 / REN T