羧酸系混凝土超塑化剂的作用机理及分子结构模型设计

Analyses on Action Mechanisms and Molecular Model Design of Polycarboxylate-based Superplasticizer for Concrete

摘要: 简要讨论了羧酸系混凝土超塑化剂的作用机理和分子设计原理，并详细分析了各种不同超塑化剂分子结构模型与分散和保坍性能之间的关系，提出了新型超塑化剂的分子设计原则，设计了一种集大减水、高保坍、低掺量的分子结构模型，对模型进行了试验验证，结果证实了其分子设计原则的可行性。

Abstract: The action mechanisms and principles of molecular design of polycarboxylate-based superplasticizer for concrete have been summarized, then the relationship between model of molecular structure and dispersing properties, and dispersibility retention of sup