Apparatus for drying resin pellets and method for drying resin pellets
AssigneeStar Seiki Co., Ltd.
InventorHatsuhiko Kawase
Life of this patent
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Abstract
An apparatus for drying resin pellets to be supplied to a molding machine under reduced pressure of a desired level by a reduced pressure drying means comprises a preheating means for heating resin pellets to be supplied to the reduced pressure drying means to a temperature level that allows the moisture of the resin pellets to turn into steam under reduced pressure but maintain the resin pellets in an unmolten state.
Claims14
An apparatus for drying resin pellets to be supplied to a molding machine under reduced pressure of a desired level by reduced pressure drying means, said apparatus comprising preheating means for heating resin pellets to be supplied to the reduced pressure drying means to a temperature level that allows the moisture of the resin pellets to turn into steam under reduced pressure but maintain the resin pellets in an unmolten state.
A method of drying resin pellets to be supplied to a molding machine by heating them under reduced pressure by reduced pressure drying means, said method comprising heating resin pellets to be heated under reduced pressure by preheating means in advance to a temperature level that maintains the resin pellets in an unmolten state.
Dependencies are inferred from the claim text.