Title:
RELEASE FILM AND METHOD FOR PRODUCING MOLDED ARTICLE
Document Type and Number:
WIPO Patent Application WO/2020/040240
Kind Code:
A1
Abstract:
The release film (10) has a first release layer containing a thermoplastic resin on one release surface; the arithmetic mean height Sa of one release surface is from 0.6 μm to 2.3 μm, and S/A is from 1.005 to 1.025 in an arbitrary region of one release surface when the area of that region is taken to be A (mm2) and the surface area of that region is taken to be S (mm2).
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Inventors:
YAMAMOTO SEIJI (JP)
Application Number:
PCT/JP2019/032753
Publication Date:
February 27, 2020
Filing Date:
August 22, 2019
Export Citation:
Assignee:
SUMITOMO BAKELITE CO (JP)
International Classes:
B29C33/68; B32B7/06; B32B27/00
Domestic Patent References:
| WO2017169654A1 | 2017-10-05 | |||
| WO2017200102A1 | 2017-11-23 | |||
| WO2016093178A1 | 2016-06-16 |
Foreign References:
| JP2016203475A | 2016-12-08 | |||
| JP2018086823A | 2018-06-07 | |||
| JP2016068371A | 2016-05-09 | |||
| JP2008231411A | 2008-10-02 | |||
| JP2013215989A | 2013-10-24 |
Attorney, Agent or Firm:
HAYAMI Shinji (JP)
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