酶法浮选脱墨的pH优化  

Optimization of pH Value in Flotation Deinking

作　　者：石良[1] 张素风[1] 杨亚茹 王钟林 

机构地区：[1]陕西科技大学造纸工程学院陕西省造纸技术及特种纸品开发重点实验室,陕西西安710021 [2]福建省嘉丰生物化工有限公司,福建三明366000

出　　处：《纸和造纸》2010年第12期55-57,共3页Paper and Paper Making

摘　　要：pH值是酶催化反应中的重要环境条件。本文主要研究pH值对酶法浮选脱墨以及对废水污染负荷的影响,优化出酶最适pH值为8.64;通过对浆料纤维进行显微观察分析,探讨了酶法脱墨机理。pH value is an important environmental condition of enzyme catalysis reactions.This paper mainly studied the influence of pH value in enzyme deinking of flotation and in wastewater pollution load,it optimized the optimal pH value of enzyme was 8.64;through the analysis of pulp fibers＇ microscopic observation,the mechanism of enzyme deinking was discussed.

关 键 词：酶 脱墨效率 PH值 浮选 

分 类 号：TS745[轻工技术与工程—制浆造纸工程]