Mid-range water reducers (MRWR) for concretes

(11) EP 2 565 172 A1
(22) 30.08.2011
(43) 06.03.2013
(71) Sika Technology AG, 6340 Baar (CH)
Sika Mexicana SA de CV, 76920 Corregidora/Querétaro (MX)
(57) Waterreducing admixture for concrete, comprising a first composition comprising at least one calcium lignosulfonate; and a second composition comprising at least one vinyl-copolymer, and at least one sugar.
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Ressort:  Patents | Patente
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