| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a deodorizing method of regenerated plastics which can serve for the manufacture of the regenerated plastics which is free from odors such as irritating odor of waste plastics and wet refuse smell and of a secured strength enough to meet the practical use. <P>SOLUTION: Calcium hydroxide C is added to the waste plastics P1 crushed in the form of chips, then is melted and extrusion molded into a strand P2, and further, this strand P2 is cut to small lumps, and thus, a pellet P3 is manufactured. After that, the pellet P3 is again melted and injection molded into a regenerated plastic pallet. This method is characterized in that 1 to 5 wt.% (preferably 1.5 to 3 wt.%) of the calcium hydroxide C are added to the waste plastics P1. <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |
