To effectively provide a polyester material for recycling having a sufficient degree of polymerization.
This equipment installs drying means to dry polyester materials obtained by crushing polyester containers to recycle the recovered polyester containers, a heating means to heat the polyester material to the polymerization temperature t3 of the polyester and a polymerization reacting means to carry out a solid phase polymerization of the polyester material heated to the polymerization temperature t3, and the polyester material is a flaky material and at least one of the drying means and the heating means installs stirring means having a rotating axis elongated in horizontal direction and the conveying direction of the polyester material is set along the direction of the elongating direction of the rotating axis.
FUJIWARA KOJI
SHIROSHIKA HIDEKI
