| 摘要 |
<p>An uncured cementitious dough or paste, which is substantially free of particulate components having a diameter greater than 100 microns, said paste comprising in admixture; a) At least one hydraulic cement; b) at least one polymer latex, the polymer being present in an amount of 1 to 20 parts by weight per 100 parts of the cement; c) total water in an amount from 8 to 20 parts by weight of water per 100 parts by weight of cement. A cured cementitious composition may be produced by heating said dough or paste at a temperature of above 100 DEG C and may be used for products such as roofing elements, for cladding the exterior walls of buildings and other building products.</p> |
