| 摘要 |
<p>The present invention relates to a binder composition comprising magnesium oxide, a reactive SiO2 and a hydrated magnesium carbonate of formula x MgCO3 ° y Mg(OH)2 ° z H2O, wherein x = 1, the carbonate may be non-stoichiometric, and at least one of y or z = 0 and x, y, z may be integers or rational numbers, wherein the weight ratio of magnesia to hydromagnesite ranges from 1 :20 to 20:1. The invention further relates to building materials made from the binder composition and to its use in construction.</p> |
