| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a fusion prevention device and a fusion prevention method capable of sufficiently achieving the preliminary crystallization of a polyester chip.SOLUTION: A fusion prevention device A of a polyester chip is equipped with a blade assembly b having a plurality of blade members whose angles are freely rotatable and which are separated in a mesh horizontally long cylindrical body a having air intake ports 2, 8, an air suction port 7, a chip charge port 4, a chip discharge port 5 and a plasticizer inlet 3. The residence time of the chip is few minutes since a discharge amount and a torque force are varied without changing a revolution number.</p> |
