Which among the following catalysts is used in the preparation dacron?
Which among the following catalysts is used in the preparation dacron?
Oxygen
Titanium chloride and triethyl aluminium
Zinc acetate and antimoney trioxide
Peroxide
Solution
Dacron is manufactured by heating a mixture of ethylene glycol and terephthalic acid at \(420-460 \mathrm{~K}\) in the presence of zinc acetate- antimony trioxide catalyst.