Title:
LONG FILM
Document Type and Number:
WIPO Patent Application WO/2017/145718
Kind Code:
A1
Abstract:
A long film having a plurality of knurled parts, each of which is shaped by continuous linear unevenness parts, on at least one surface thereof, wherein the plurality of knurled parts is arranged side by side in a longitudinal direction of the long film, and a plane shape of the knurled parts when seen from a thickness direction of the long film has ten or more corner parts with a curvature radius of 0.3 mm or less and an angle of 100° or less or with a curvature radius of 0.2 mm or less and an angle of 120° or less per plane shape of the knurled parts, and has 18 or more linear straight line parts per plane shape of the knurled parts.
Inventors:
MURATA NAOKI (JP)
HIRANO MASAYA (JP)
HIRANO MASAYA (JP)
Application Number:
PCT/JP2017/004129
Publication Date:
August 31, 2017
Filing Date:
February 03, 2017
Export Citation:
Assignee:
ZEON CORP (JP)
International Classes:
B29C59/16; G02B5/02
Domestic Patent References:
| WO2009022550A1 | 2009-02-19 |
Foreign References:
| JP2012066922A | 2012-04-05 | |||
| JP3134651U | 2007-08-23 |
Attorney, Agent or Firm:
SAKAI INTERNATIONAL PATENT OFFICE (JP)
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