Soudbar - Center of research and development of petrochemical ARAK
Ebrahimi - Center of research and development of petrochemical ARAK
Saadatmand - Center of research and development of petrochemical ARAK

Irgafos 168 is the most important antioxidant of polyolefines that is used stabilize them against degradation as the second antioxidant..By regarding the of establishment of petrochemical complex in assalooyeh , it is estimated that the consumption of irgafos will reach to 10,000 tones per year approximately.The present paper describes how to produce this compound in pilot scale from the reaction of 2,4-di-terthbutylphenol with phosphorous trichloride in ethylene dichloride at controlled condition

polyolefin, Antioxidant, 2,4-di-tertbutyl phenol, irgafos 168