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Title:
LONG FILM
Document Type and Number:
WIPO Patent Application WO/2022/024854
Kind Code:
A1
Abstract:
Provided is a long film having a plurality of knurls. The planar shape of the knurls when viewed from the thickness direction of the long film includes a first line group section and a second line group section which include a plurality of linear sections and angle sections. The angle sections each independently have an angle of 80 to 100 degrees. The positions of the angle sections are different in the width direction of the long film.

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Inventors:
HIRANO MASAYA (JP)
TAKAGI SHUNSUKE (JP)
Application Number:
PCT/JP2021/027046
Publication Date:
February 03, 2022
Filing Date:
July 19, 2021
Export Citation:
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Assignee:
ZEON CORP (JP)
International Classes:
G02B5/30; B29C59/04; B65H18/28; C08J5/18; C08J7/043
Domestic Patent References:
WO2017145718A12017-08-31
WO2012108208A12012-08-16
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
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