... 憎水基 hydrophobic group 憎水剂 hydrophober; moisture repel; moisture retardant; water repellents; water retardant; water-repellent admixture; water-repelling agent 憎水物 hydrophobe ...
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According to standard JC474-1999 "water-repellent admixture for mortar and concrete", properties of the admixture were measured and they all satisfied with the specified standard of first quality product.
依据JC474一1999《砂浆、混凝土防水剂规定方法》，对所配制的外加剂测定，其各项性能符合该标准中规定的一等品的要求。 与缓凝高效减水剂共同使用配制出的混凝土具有很好的耐久性。
参考来源 - 新型防水抗裂外加剂的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
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