Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Composite retarding and water reducing agent and preparation method thereof
The invention belongs to the field of concrete admixtures, and particularly relates to a composite retarding and water reducing agent and a preparation method thereof. The composite retarding and water reducing agent comprises the following components: sodium lignin sulfonate, fly ash, calcium silicate, sodium gluconate, silica gel powder, carboxymethyl cellulose, sulfonated humic acid, modified polycarboxylate and citric acid. The preparation method is simple, has good retarding and water reducing effects, is simple, and is beneficial to popularization and application.
本发明属于混凝土外加剂领域，具体涉及一种复合缓凝减水剂及其制备方法。该复合缓凝减水剂组分包括：木质素磺酸钠、粉煤灰、硅酸钙、葡萄糖酸钠、硅胶粉、羧甲基纤维素、磺化腐殖酸、改性聚羧酸盐、柠檬酸；制备方法简单，具有较好的缓凝、减水效果，其制备方法简单，有利于推广应用。
Composite retarding and water reducing agent and preparation method thereof
The invention belongs to the field of concrete admixtures, and particularly relates to a composite retarding and water reducing agent and a preparation method thereof. The composite retarding and water reducing agent comprises the following components: sodium lignin sulfonate, fly ash, calcium silicate, sodium gluconate, silica gel powder, carboxymethyl cellulose, sulfonated humic acid, modified polycarboxylate and citric acid. The preparation method is simple, has good retarding and water reducing effects, is simple, and is beneficial to popularization and application.
本发明属于混凝土外加剂领域，具体涉及一种复合缓凝减水剂及其制备方法。该复合缓凝减水剂组分包括：木质素磺酸钠、粉煤灰、硅酸钙、葡萄糖酸钠、硅胶粉、羧甲基纤维素、磺化腐殖酸、改性聚羧酸盐、柠檬酸；制备方法简单，具有较好的缓凝、减水效果，其制备方法简单，有利于推广应用。
Composite retarding and water reducing agent and preparation method thereof
一种复合缓凝减水剂及其制备方法
MIAO HAIYAN (Autor:in) / WANG XIAOFANG (Autor:in) / HUANG XUE (Autor:in) / SHENG SIZHONG (Autor:in) / LU LIYUN (Autor:in)
18.08.2020
Patent
Elektronische Ressource
Chinesisch
IPC:
C04B
Kalk
,
LIME
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