A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
The invention discloses a preparation method of a cement concrete water reducing agent, which is prepared from the following components in parts by weight: 12 to 18 parts of modified diatomite, 5 to 10 parts of sodium gluconate, 8 to 12 parts of hydroxy propyl cellulose, 3 to 6 parts of dispersing agent, 18 to 35 parts of polycarboxylic acid water reducer mother liquor, 7 to 10 parts of hydrolytic polymaleic anhydride and 1.5 to 3 parts of 1-hydroxyethylidene-1, 1-diphosphonic acid. The cement concrete water reducing agent disclosed by the invention has relatively high neat paste fluidity and compressive strength, and also has an excellent corrosion inhibition effect.
本发明公开了一种水泥混凝土减水剂的制备方法，按照重量份数计，包括以下成分：改性硅藻土12～18份、葡糖糖酸钠5～10份、羟丙基纤维素8～12份、分散剂3～6份、聚羧酸减水剂母液18～35份、水解聚马来酸酐7～10份和羟基乙叉二膦酸1.5～3份。本发明水泥混凝土减水剂具有较高的净浆流动度和抗压强度，同时还具有优异的缓蚀效果。
The invention discloses a preparation method of a cement concrete water reducing agent, which is prepared from the following components in parts by weight: 12 to 18 parts of modified diatomite, 5 to 10 parts of sodium gluconate, 8 to 12 parts of hydroxy propyl cellulose, 3 to 6 parts of dispersing agent, 18 to 35 parts of polycarboxylic acid water reducer mother liquor, 7 to 10 parts of hydrolytic polymaleic anhydride and 1.5 to 3 parts of 1-hydroxyethylidene-1, 1-diphosphonic acid. The cement concrete water reducing agent disclosed by the invention has relatively high neat paste fluidity and compressive strength, and also has an excellent corrosion inhibition effect.
本发明公开了一种水泥混凝土减水剂的制备方法，按照重量份数计，包括以下成分：改性硅藻土12～18份、葡糖糖酸钠5～10份、羟丙基纤维素8～12份、分散剂3～6份、聚羧酸减水剂母液18～35份、水解聚马来酸酐7～10份和羟基乙叉二膦酸1.5～3份。本发明水泥混凝土减水剂具有较高的净浆流动度和抗压强度，同时还具有优异的缓蚀效果。
Preparation method of cement concrete water reducing agent
一种水泥混凝土减水剂的制备方法
2021-06-01
Patent
Electronic Resource
Chinese
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