| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide concrete having antibacterial properties, and having excellent durability and heat insulation properties as well. <P>SOLUTION: Concrete is blended with an aggregate made of ceramics, and the aggregate made of ceramics is impregnated with an alkaline disinfectant. <P>COPYRIGHT: (C)2008,JPO&INPIT |
