| 摘要 |
<p>A PAINT RESIDUE IS OBTAINED BY TORREFYING PAINT WASTE CONTAINING WATER DISCHARGED DURING PAINTING OPERATIONS. AFTER THAT, THE PAINT RESIDUE IS MIXED WITH A PHOSPHATE COMPOUND AND AN ALKALI EARTH METAL OBTAIN A SLURRY FROM WHICH A MOLDED PRODUCT IS FORMED. THE MOLDED PRODUCT IS FIRED IN A NITROGEN ATMOSPHERE. ACCORDINGLY, A FIRED PRODUCT IS OBTAINED, WHICH IS A CARBONIZED, NITRIDED, OR CARBO-NITRIDED STRUCTURAL MATERIAL HAVING A HIGH STRENGTH AND A LIGHT WEIGHT. THUS THE PAINT WASTE CAN BE EFFECTIVELY REUSED BY USING SIMPLE STEPS AND EQUIPMENT.</p> |
