文档介绍：11 1
第 2 3 卷第 2 .2
Vol No
2010 年 6
JOURNAL OF PETROCHEMICAL UNIVERSITIES Jun
文章编号:1006 - 396 (2010)02 - 0058 - 03
X
聚合镁铝絮凝剂的合成及对废水的脱除研究
C O D
韩春玉, 韩春芳, 刘春生, 罗根祥, 李萍
(辽宁石油化工大学化学与材料科学学院,辽宁抚顺 113001)
摘要: 在室温下采用缓慢加入法合成了两种聚合镁铝絮凝剂,并对实验室废水中化学需氧量( )进行脱
COD
除研究。结果表明,絮凝剂种类、絮凝剂的体积、,处理样品的慢速搅拌时间和沉降时间影响的脱除效果。
pH COD
聚合硫酸镁铝( )在= 8 ,快速搅拌时间为 3 ,慢速搅拌时间为 10 ,沉降时间为 30 ,絮凝剂体积
PM AS pH min min min
为 20 (1 废水)的最佳处理条件下,废水中的脱除率达到 98% 以上。
mL L COD
关键词: 聚合镁铝絮凝剂; 废水处理; 化学需氧量
中图分类号: 703 .1 文献标识码: :/ . .1006 - 396 .2010 .
X A doi j issn X
Preparation and Study in Wastew ater COD Removed
-
- of, Polymerization- , of M g - Al ulants, - ,
HAN Chun yu HAN Chun fang LIU Chun sheng LUO Gen xiang LI Ping
(School o f Chemistry and M aterials Science ,L iaoning Shihua University , Fushun L iaoning 113001 , P .R .China)
Received 22 December 2009 ; rev ised 18 M arch 2010 ;accepted 8 A p ril 2010
Abstract : -
Two kinds of polymerization Mg Al ulants were synthesized under normal atmospheric temperature with slow
- , .
addition method which is used on the laboratory wastewater COD removal examination The results show that the COD
, , , . 98%
removal is effected by ulants kind ulants dose pH stirring time and settling time Over of COD is removed by
- ( ) = 8 ,3 10 ,30
polymerization sulfuric Mg Al ulants PM AS at pH minut