FIELD: construction.
SUBSTANCE: method for preparing a dispersion-reinforced mortar for monolithic floors comprises mixing Portland cement, fiber, an aggregate, a plasticizing additive and mixing water in a mixer; the fiber is represented by basalt microfiber modified with polyhedral multilayer carbon nanostructures of the fulleroid type, the plasticiser is represented by a superplasticiser on the polycarboxylate base. The basalt microfibers are pre-dispersed in mixing water with the plasticizing additive by a rotary disperser within 9-11 minutes, then the product obtained is stirred in a forced action mixer with the aggregate and the portland cement.
EFFECT: increasing the compressive strength and the bending tensile, and increasing the mortar homogeneity degree.
2 tbl
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HIGH-STRENGTH POWDER-ACTIVATED CONCRETE | 2020 |
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RU2738150C1 |
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Authors
Dates
2017-04-27—Published
2016-01-11—Filed