木质素磺酸盐与聚羧酸接枝共聚制备减水剂  

The preparation of water reducer by graft copolymerization of lignosulfonate and polycarboxylate

作　　者：胡锦林[1] 邓树成[1] 刘艳玲 

机构地区：[1]河海大学土木与交通学院,江苏南京210098 [2]潍柴动力股份有限公司,山东潍坊261041

出　　处：《山西建筑》2013年第24期133-135,共3页Shanxi Architecture

摘　　要：探讨了木质素磺酸盐和聚羧酸中间体的质量比、反应温度对木聚羧酸盐减水剂分散性的影响规律,确定了最佳合成工艺条件,并对木聚羧酸减水剂的性能进行了试验研究,结果表明,合成的木聚羧酸减水剂具有良好的分散性、保水性及保坍性。The best synthesis conditions of grafting copolymerization are studied by discussing lignosulfonate and polycarboxylate intermediates mass ratio and graft copolymerization temperature.The performance tests indicate the poly wood-carboxylate superplasticizer has good plasticizing,water retention and fluidity retaining ability.

关 键 词：纸浆废液 木质素磺酸盐 聚羧酸减水剂 

分 类 号：TU528.042[建筑科学—建筑技术科学]