Title:
METHOD FOR PRODUCING RECYCLE FILM
Document Type and Number:
WIPO Patent Application WO/2022/249956
Kind Code:
A1
Abstract:
[Problem] To provide a method for producing a recycle film by using films to be disposed of without lowering the recovery rate. [Solution] This recycle film production method comprises the following steps. 1. A removal step that comprises removing attached matter from a film having a functional layer. 2. A pulverization step that comprises pulverizing the film from which the attached matter has been removed. 3. A chipping step that comprises injecting the obtained pulverized article into an extruder to obtain chips. 4. A recycle base material formation step that comprises injecting the obtained recycle chips into an extruder of a film-forming machine, forming a film, and rolling up the film.
Inventors:
NISHIO AKIKO (JP)
Application Number:
PCT/JP2022/020733
Publication Date:
December 01, 2022
Filing Date:
May 18, 2022
Export Citation:
Assignee:
TOYO BOSEKI (JP)
International Classes:
B29D7/01; B29B17/02; B29B17/04
Domestic Patent References:
| WO2008096612A1 | 2008-08-14 |
Foreign References:
| JP2020090094A | 2020-06-11 | |||
| JP2004169005A | 2004-06-17 | |||
| JP2020090094A | 2020-06-11 |
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