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US 2011/0214699 A1Published application
Method for cleaning resin pellets
AssigneeDu Pont-Mitsui Polychemicals Co., Ltd.
InventorIzumi Sasai
Life of this patent
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Abstract
Disclosed is a method for producing a resin film or a resin sheet comprising a step of cleaning resin pellets and a step of forming the resin film or the resin sheet by using the cleaned resin pellets. The step of cleaning the resin pellets comprises a step of introducing the resin pellets and water into a first tube body, and a step of conveying the resin pellets and the water toward a discharge opening in the first tube body, and cleaning the resin pellets by removing foreign matters from the surfaces of the resin pellets by water flow.
Claims18
A method for cleaning resin pellets, comprising:
- introducing said resin pellets and water into a first tube body;
- and
- conveying said resin pellets and said water toward a discharge opening in said first tube body, and simultaneously cleaning said resin pellets by removing foreign matters from the surfaces of said resin pellets by water flow.
Dependencies are inferred from the claim text.