화학공학소재연구정보센터
Journal of Industrial and Engineering Chemistry, Vol.37, 27-31, May, 2016
Study of a novel phenolic-ester as antioxidant additive in lube, biodiesel and blended diesel
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A novel phenolic-ester denoted as Bz-4-tBz was synthesized by esterification reaction between the 1,2,4,5-benzenetetracarboxylic acid and 3,5-di-tert-butyl-4-hydroxybenyl alcohol in N,N'-dimethyla-cetamide using N,N'-dicyclohexylcarbodiimide as catalyst. The Bz-4-tBz was evaluated as antioxidant in polyol by the rotatory bomb oxidation test while the Rancimat test were also done for evaluating the antioxidant potential in the biodiesel (B100) and blended diesel (B20). The RBOT time of polyol was observed to be increased from 6.72 min to 17.42 min when blended 2000 mg/kg Bz-4-tBz in it. The oxidation stability of biodiesel (B100) and blended diesel (B20) was also found to be increased.
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