| 摘要 |
PROBLEM TO BE SOLVED: To provide a dryer such that powdery raw material is not mixed with a recovered solvent without providing a bag filter.SOLUTION: A dryer includes: a drum 3 that extends in a horizontal direction and has a raw material supply hole 3a on one end side and a raw material discharge hole 3b on the other end side; a rotation shaft 5 inside the drum 3; a plurality of agitation blades 6 that is provided to the rotation shaft 5 and that presses liquid raw material supplied from the raw material supply hole 3a against the inner surface of the heated drum 3 in a thin film state and dries the liquid raw material; and a solvent recovery hole 10 that is provided on the upper side of the drum 3 and through which a solvent evaporated from the liquid raw material in the drum 3 is recovered while contacting with the liquid raw material flipped up by the agitation blades 6. |
