Studies showed that α naphthol and non alkyl substituted phenol in ortho position of hydroxyl can promote sediment formation, and β naphthol, 2,6 di methyl cresol and 2,6 di tert butyl para cresol can restrain sediment formation. 结果表明,α-萘酚和羟基邻位有未被烷基取代的酚类能促使柴油氧化沉渣的形成,而β-萘酚和受阻型酚类可抑制氧化沉渣的产生。
Ternary heterogeneous Azeotropic distillation of tert.-butyl alcohol-water-hexane is carried out on a φ 20 rectification device. Dehydrated tert. 在φ20精馏装置上进行叔丁醇水正己烷三元非均相恒沸精馏,获得了99.9%的无水叔丁醇。
Analysis of 3-tert.-Butyl-6-methyluracil by Gas Chromatography 3-特丁基-6-甲基脲嘧啶的气相色谱分析研究