Process for preparation of ae concrete or ae mortar

C - Chemistry – Metallurgy – 04 – B

Patent

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403/11, 261/46,

C04B 28/02 (2006.01) C04B 24/04 (2006.01) C04B 24/26 (2006.01)

Patent

CA 1128698

PROCESS FOR PREPARATION OF AE CONCRETE OR AE MORTAR ABSTRACT OF THE DISCLOSURE AE (air-entrained) concrete or AE mortar is prepared by incorporating in a cement composition (A) a high-range water-reducing agent for concrete and (B) a foaming substance selected from products obtained by reaction between an .alpha.,.beta.-unsaturated dicarboxylic acid having 4 to 12 carbon atoms or an anhydride thereof and an alkene having 6 to 18 carbon atoms and salts thereof.

343901

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