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Additive, useful to prepare cement based composition containing concrete, mortar or cement, comprises particles of iron (II) sulfate dry heptahydrate
Additive, useful to prepare cement based composition containing concrete, mortar or cement, comprises particles of iron (II) sulfate dry heptahydrate
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机译:用于制备包含混凝土,砂浆或水泥的水泥基组合物的添加剂,包含硫酸铁(II)干七水合物颗粒
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摘要
Additive for cement based composition comprising concrete, a mortar or a cement, comprises particles of iron (II) sulfate dry heptahydrate, which does not comprises more than 20 wt.% of the particles and having a granulometric size of 200 mu m, comprising at least 20 wt.% of iron (II) sulfate dry heptahydrate having granulometric distribution of 100-200 mu m. Independent claims are included for: (1) a cement based composition comprising concrete, mortar or cement, comprising the additive; and (2) a preparation of the composition comprising mixing the iron (II) sulfate dry heptahydrate particles with the cement.
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