COMPLEX ORGANIC-MINERAL ADDITIVE FOR CONCRETE Russian patent published in 2017 - IPC C04B24/04 C04B28/02 C04B22/00 C04B103/32 C04B103/12 

FIELD: construction.

SUBSTANCE: complex organic-mineral additive for concrete, including a superplasticizer of multifunctional action on the basis of sodium salts of polymethylenenaphthalenesulfonic acid "PFM-NLK", additionally comprises: soda-alcaline melting - a caprolactam production waste, fine brown coal - an associated waste generated on wagons bottom during transportation or in warehouses basements with the following ratio, wt %: superplasticizer - 20.15-20.7; soda-alcaline melting - 51.7-53.11; brown coal - 26.74-27.6.

EFFECT: reduction of material and heat power costs, shortening the time of the concrete mix setting end without reducing the concrete workability and durability effect.

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