褐煤粗酚的分离精制研究  

Study on Separation and Refining of Crude Phenols in Lignite

作　　者：邢翠萍[1] 马丽萍[1] 李长彪[1] 杨燕萍 滕云 

机构地区：[1]云南省化工研究院,云南昆明650041

出　　处：《云南化工》1999年第3期4-7,共4页Yunnan Chemical Technology

摘　　要：利用双塔精馏两条工艺路线对原料粗酚进行分离，提纯苯酚，三混甲酚等产品．研究了理论塔板数的简捷计算和塔板数的测定，以及回流比对产品质量的影响。Crude Phenol in raw stuff was separated and phenol,tree mixed methyl phenol,etc.products were purified by utilization of two processes of two distillation towers.We have studied simple calculation of theoretical plate numbers,determination of plate numbers and effect of reflux ratio on product quality.Material balance on product has been made.

关 键 词：精馏 褐煤 粗酚 分离 精制 

分 类 号：TQ243.11[化学工程—有机化工]