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

Table 3

The effects of the components addition in the reaction characteristics using the catalyst (n-BuCp)₂Zr Cl₂.

System	Activity (kg·pol/mol*bar*h)	Clay (%)	Temperature of reactor
Homogeneous	12000	—	49–80
Hs-MAO-Cat	10210	1.2	49–80
MAO-Hs-Cat	10409	1.0	49–80
MAO-Cat-Hs	9100	1.1	49–63

Clay added (g) = 0.32,
mol Zr in the reactor = 3.06E-06,
ratio Al/Zr = 1400,
reaction time (hours) = 0.5.