Additive for special plasters and mortars, compositions containing the additive and utilization of the additive in special plasters and mortars
AssigneeTolsa, S.A.
InventorsAntonio Alvarez Berenguer, Francisco Javier Limpo Orozco, Bernardo Enrique Del Valle Álvarez, Manuel Hidalgo Martín
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Abstract
A water retaining additive for conglomerate building materials, free of cellulose-like derivatives, that comprises at least a rheological grade clay, preferably sepiolite, and a modified natural gum such as guar gum, as well as conglomerate compositions that contain the additive, as well as the use of the additive for different constructions materials comprised of gypsum and special mortars are described.
Claims10
An additive for conglomerate building materials, selected from the group consisting of gypsum and mortar, that comprises a solid mineral component comprised of clay, and at least a modified natural gum the additive being free of cellulose derivatives, wherein the solid mineral component is a rheological grade sepiolite.
Dependencies are inferred from the claim text.