Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Low-chloride and low-alkali composite cement grinding aid and preparation method thereof
The invention discloses a low-chloride and low-alkali composite cement grinding aid and a preparation method thereof. The low-chloride and low-alkali composite cement grinding aid is prepared from, by weight, 2-6 parts of hydroxypropyl methyl cellulose, 0.2-0.6 part of sodium chloride, 2-4 parts of sodium hexametaphosphate, 2-4 parts of magnesium dihydrogen phosphate, 2-4 parts of ammonium sulfate, 0.8-1.8 parts of sodium thiosulfate, 2-4 parts of sodium formate, 2-4 parts of sodium acetate, 2-4 parts of aluminum sulfate, 0.8-1.8 parts of sodium thiocyanate, 2-4 parts of sodium metasilicate pentahydrate, 2-6 parts of sodium lignin sulfonate, 2-4 parts of molasses, 2-4 parts of calcium lignosulphonate, 2-6 parts of triisopropanolamine, 2-4 parts of glycerin, 1.2-1.8 parts of pentaerythritol, 5-7 parts of p-aminobenzene sulfonic acid, 2-4 parts of methacrylic acid, 2-4 parts of maleic anhydride, 0.8-1.2 parts of polysorbate, 0.8-1.8 parts of active silica, 4-8 parts of kieselguhr, 2-4 parts of teflon powder, 5-12 parts of pulverized fuel ash and 70-120 parts of water.
Low-chloride and low-alkali composite cement grinding aid and preparation method thereof
The invention discloses a low-chloride and low-alkali composite cement grinding aid and a preparation method thereof. The low-chloride and low-alkali composite cement grinding aid is prepared from, by weight, 2-6 parts of hydroxypropyl methyl cellulose, 0.2-0.6 part of sodium chloride, 2-4 parts of sodium hexametaphosphate, 2-4 parts of magnesium dihydrogen phosphate, 2-4 parts of ammonium sulfate, 0.8-1.8 parts of sodium thiosulfate, 2-4 parts of sodium formate, 2-4 parts of sodium acetate, 2-4 parts of aluminum sulfate, 0.8-1.8 parts of sodium thiocyanate, 2-4 parts of sodium metasilicate pentahydrate, 2-6 parts of sodium lignin sulfonate, 2-4 parts of molasses, 2-4 parts of calcium lignosulphonate, 2-6 parts of triisopropanolamine, 2-4 parts of glycerin, 1.2-1.8 parts of pentaerythritol, 5-7 parts of p-aminobenzene sulfonic acid, 2-4 parts of methacrylic acid, 2-4 parts of maleic anhydride, 0.8-1.2 parts of polysorbate, 0.8-1.8 parts of active silica, 4-8 parts of kieselguhr, 2-4 parts of teflon powder, 5-12 parts of pulverized fuel ash and 70-120 parts of water.
Low-chloride and low-alkali composite cement grinding aid and preparation method thereof
HAN GONGKUI (Autor:in)
13.01.2016
Patent
Elektronische Ressource
Englisch
IPC:
C04B
Kalk
,
LIME
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