| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a recovery method and a recovery treatment apparatus for vinyl chloride based resins which enable an efficient long-term continuation operation. <P>SOLUTION: The apparatus 1 recovers a vinyl chloride based resin in waste comprising the vinyl chloride based resin and has a dissolution tank 3 for mixing a solvent which dissolves a vinyl chloride based resin in waste and a waste comprising the vinyl chloride based resin to dissolve the vinyl chloride in the waste in the solvent, a resin deposition tank 5 for depositing the vinyl chloride resin from the vinyl chloride based resin solution to form a slurry containing a deposit, a centrifugal separator 9 for separating and recovering the vinyl chloride based resin from the slurry, and further a crusher 6 for crushing a solid material in the slurry between the resin deposition tank 5 and the centrifugal separator 9. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
