膨润土的改性及其助留试验  

An experiment on the modification and retention of bentonite

作　　者：史长伟[1] 

机构地区：[1]齐齐哈尔大学轻纺学院,黑龙江齐齐哈尔161000

出　　处：《中华纸业》2005年第6期55-57,共3页China Pulp & Paper Industry

摘　　要：对钙基膨润土进行多种方法改性,并研究了改性后的膨润土与阳离子聚丙烯酰胺对新闻纸浆的协同助留作用。对比了自制膨润土和进口膨润土的助留助滤性能。Modification experiments were carried out to calcium bentonite with different methods and the co-ordinate retention effect of modified bentonite and cationic polyacrylamide on newsprint pulp was investigated. A comparison was also made on the retention and drainage performance of the self-made and imported bentonite.

关 键 词：改性 试验 助留助滤性能 钙基膨润土 助留作用 新闻纸浆 丙烯酰胺 阳离子 

分 类 号：TS727[轻工技术与工程—制浆造纸工程]