| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide recycled polyester pellets having improved color tone. <P>SOLUTION: The method for producing the recycled polyester pellets of a polyester film having a coated layer at least on one surface includes adding a phosphorus-based oxidation inhibitor at a raw material-charging port of an extruder to a pulverized product obtained by inserting and pulverizing the polyester film having the coating layer at least on one surface to a pulverizer directly linked to the extruder so that the concentration may be 100-1,000 ppm. <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
