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Cement grinding aid and preparation method thereof
The invention discloses a cement grinding aid and a preparation method thereof. The cement grinding aid comprises, by weight, 20-40 parts of modified alkylol amine, 40-80 parts of a water reducing agent, 0.1-1 part of sodium molybdate, 1-4 parts of a mineral fiber, 0.02-0.08 part of methyl tert-butyl ether, 1-5 parts of polycarbonate, 0.01-0.05 part of a water retaining agent, 0.02-0.04 part of adefoaming agent, and 20-50 parts of water. The grinding aid prepared by the method disclosed by the invention is simple in production process, safe and good in controllability, and has relatively goodcost performance and competitive advantages.
本发明公开了一种水泥助磨剂及其制备方法，包括下列重量份数的组分组成：改性醇胺20～40份；减水剂40～80份；钼酸钠0.1～1份；矿物质纤维1～4份；甲基叔丁基醚0.02～0.08份；聚碳酸酯1～5份；保水剂0.01～0.05份；消泡剂0.02～0.04份；水20～50份，本发明方法制备的助磨剂生产工艺简单、安全、可控性好，具有较好的性价比和竞争优势。
Cement grinding aid and preparation method thereof
The invention discloses a cement grinding aid and a preparation method thereof. The cement grinding aid comprises, by weight, 20-40 parts of modified alkylol amine, 40-80 parts of a water reducing agent, 0.1-1 part of sodium molybdate, 1-4 parts of a mineral fiber, 0.02-0.08 part of methyl tert-butyl ether, 1-5 parts of polycarbonate, 0.01-0.05 part of a water retaining agent, 0.02-0.04 part of adefoaming agent, and 20-50 parts of water. The grinding aid prepared by the method disclosed by the invention is simple in production process, safe and good in controllability, and has relatively goodcost performance and competitive advantages.
本发明公开了一种水泥助磨剂及其制备方法，包括下列重量份数的组分组成：改性醇胺20～40份；减水剂40～80份；钼酸钠0.1～1份；矿物质纤维1～4份；甲基叔丁基醚0.02～0.08份；聚碳酸酯1～5份；保水剂0.01～0.05份；消泡剂0.02～0.04份；水20～50份，本发明方法制备的助磨剂生产工艺简单、安全、可控性好，具有较好的性价比和竞争优势。
Cement grinding aid and preparation method thereof
一种水泥助磨剂及其制备方法
XIAO XUEDANG (author) / XU QICANG (author) / WU TAO (author) / ZHU BANGKUN (author) / LI GUILIN (author)
2021-01-01
Patent
Electronic Resource
Chinese
Cement grinding aid, preparation method thereof and cement
| European Patent Office | 2023
Cement grinding aid, preparation method thereof and cement
| European Patent Office | 2022