Research Article

Modification of Clays by Sol-Gel Reaction and Their Use in the Ethylene In Situ Polymerization for Obtaining Nanocomposites

Table 4

Physical characteristics of polyethylene nanocomposites obtained with the three different polymerization systems already studied.

SystemCrystallinity (%)Tc (°C)Tf (°C)Mw (kg/mol)Mw/Mn

Homogenous751181351642.1
Hs-MAO-Cat761181351762.3
MAO-Hs-Cat741181341672.3
MAO-Cat-Hs721181332642.4