Question
Name the catalyst used in the manufacture of HDPE polymer.
MHT CET
Chemistry
Polymers
2026
MHT CET 2026 (13 April Shift 2)
MHT CET Chemistry Question (2026) — Solution
Options
- A. Triethyl aluminum with titanium tetrachloride
- B. Triethyl aluminum with zinc chloride
- C. Triethyl aluminum with nickel chloride
- D. Triethyl aluminum with stannic chloride
Answer
A. Triethyl aluminum with titanium tetrachloride
Step-by-step solution
High-density polyethylene (HDPE) is manufactured by the coordination polymerization of ethene using a Ziegler-Natta catalyst. The Ziegler-Natta catalyst is a mixture of triethyl aluminum, (C_2H_5)_3Al, and titanium tetrachloride, TiCl_4. Answer: Triethyl aluminum with titanium tetrachloride
Related: Chemistry — Polymers · All PYQ Banks