| 摘要 |
PURPOSE:To enable good storage of wet-type premix for a long period of time, by adding a substance forming calcium complex salt to a wet-type premix for roofing with tiles. CONSTITUTION:The subject premix is obtained by adding 0.1-5wt.% of a substance forming calcium complex salt at a pH over 12, to a wet-type premix in the form of paste, which is formed by mixing water with a composition containing dolomite plaster and slaked lime, as major components, additionally fine aggregate and light-weight aggregate whose particle size is adjusted, adhesive, pigments and fungicide. The additive is preferably polysaccharide such as sucrose or molasses. |
