METHOD OF PREPARING CHEMICAL ADDITIVE FOR CEMENTS USED IN CAST-IN- PLACE CONCRETES

FIELD: manufacture of building materials. ^ SUBSTANCE: invention relates to chemical additives for controlling properties of cement-sand mixes, concrete mixes, and concretes for use in producing cast-in-place concretes. Additive is based on sodium alkylarylsulfonate obtained by sulfonation of non-re...

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Hauptverfasser: SABLUKOVA I.V, GORJUKHIN D.A, KOREN'KOVA S.F
Format: Patent
Sprache:eng ; rus
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