| 摘要 |
<p>An environment-friendly mineral composition is provided to perform an air-purifying function, enable embodiment of necessary strength, and improve durability and anticorrosive effect. An environment-friendly mineral composition includes 60-65wt% of a rare earth element, 10-15wt% of zinc oxide, 10-15wt% of barium sulfate, and 10-15wt% of bentonite, wherein an organic thickener is mixed in an amount of 5-15wt% based on the total weight of the composition. A concrete composition is prepared by mixing a hydraulic cement with aggregate to form a first mixture, and thereto adding 2-10wt% of the mineral composition, 5-15wt% of blast furnace slag, and 5-15wt% of an organic thickener, based on the total weight of the first mixture. Further, the rare earth element is one or more of (Ce, La, Y, Th)PO4.</p> |
