| 摘要 |
A cement additive, comprising nanostructured or not particles of SiO 2 -CaO-Al 2 O 3 and at least one additive selected from the group consisting of nano-sized particles of SiO 2 , 2CaO.SiO 2 , 3CaO.SiO 2 , Al 2 O 3 , P-Ca and/or combinations thereof. |
