FIELD: building industry. SUBSTANCE: method involves mixing cement, sand and water and addition of acetate-containing addition - by-side product at polytetramethylene ether glycol production taken as solid or liquid at consumption 0.5-2% of cement mass (as measured for anhydrous sodium acetate). EFFECT: improved method of producing. 1 tbl
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Authors
Dates
1997-07-10—Published
1994-06-29—Filed