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聚羧酸高效减水剂作为减水剂发展史上第三次重大突破,它存在比传统萘系等减水剂明显的优势。综述了近数年来聚羧酸高效减水剂的研究和发展状况,简要介绍了聚羧酸高效减水剂的作用机理,着重介绍了近几年我国主要出现的新产品以及其特性,提出了现阶段我国在该方面研究及使用中存在的问题。
Polycarboxylate superplasticizer as a water reducer in the history of the third major breakthrough in its existence than the traditional naphthalene superplasticizer obvious advantages. The research and development status of polycarboxylate superplasticizer in recent years are summarized. The mechanism of action of polycarboxylate superplasticizer is briefly introduced. The main new products and characteristics of our country in recent years are introduced. At this stage our country in this aspect of research and use of the problems.