Title:
層廃フィルムのリサイクル方法
Document Type and Number:
Japanese Patent JP4574543
Kind Code:
B2
Abstract:
Disclosed is a method of reclaiming a multilayered film which comprises a plastic layer including polyester (PET), polypropylene (PP), and polyethylene (PE) as main components, and an aluminum layer. The method comprises selective dissolution of aluminum, separation using a difference in specific gravity, selective extrusion using a difference in melting point, and selective dissolution using an organic solvent.
Inventors:
Yong Chul, Lee
Myeong Jun, Kim
Hyun Chang, Lee
Myeong Jun, Kim
Hyun Chang, Lee
Application Number:
JP2005378958A
Publication Date:
November 04, 2010
Filing Date:
December 28, 2005
Export Citation:
Assignee:
Korea Institute of Industrial Technology
International Classes:
B09B3/00; B01D59/22; B03B5/30; B09B5/00; B29B17/02; B29B17/04; C08J11/20; C08J11/26
Domestic Patent References:
| JP50006307A | ||||
| JP47034572A | ||||
| JP11019631A | ||||
| JP2001137739A | ||||
| JP5500186A | ||||
| JP11222533A |
Attorney, Agent or Firm:
Kenzo Hara International Patent Office