High-density polythene (HDPE) is synthesized at low pressures using the Ziegler-Natta catalyst. What — Polymers Chemistry Question

💡 Solution & Explanation

The standard Ziegler-Natta catalyst is a heavily tested mixture of a trialkylaluminium (such as triethylaluminium, $(C_2H_5)_3Al$) and a transition metal halide (Titanium tetrachloride, $TiCl_4$).