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聚羧酸系高性能减水剂的合成工艺研究 被引量:15

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摘要 通过甲基丙烯磺酸钠(M A S)与丙烯酸(AA)在一定条件下发生聚合反应合成含有羧基(-COOM),磺酸基(-SO3M)的高分子主链M A S-AA,然后再与一定分子量的聚乙二醇发生酯化反应合成含有羧基(-COOM),磺酸基(-SO3M),聚氧乙烯链(-OC2H4-)侧链的高性能减水剂PC。该减水剂具有高减水率,通过复配减水剂掺量为0.08%(固含量)时,净浆流动度可达到260 mm。
出处 《国外建材科技》 2006年第1期1-3,共3页 Science and Technology of Overseas Building Materials
基金 国家"973"项目资助(2001CB610704-3)
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