Title:
SURFACE PROTECTION FILM AND OPTICAL MEMBER WITH SURFACE PROTECTION FILM
Document Type and Number:
WIPO Patent Application WO/2019/146553
Kind Code:
A1
Abstract:
A surface protection film (10) comprises an adhesive layer (2) affixed to and laminated on a main surface of a film substrate (1). The haze of the surface protection film is 2% or lower. The adhesive strength of the surface protection film to an acrylic plate at a tensile degree of 30 m/min and a peeling angle of 180° is 0.03 N/25 mm or higher. The total amount of scratches calculated from a 200 x 200 pixel image obtained from a 5 mm x 5 mm inspection area of the surface protection film is 3000 or lower. The thickness of the adhesive layer (2) is preferably 2 μm or greater. The film substrate (1) preferably is substantially free of particles.
Inventors:
OGAWA KEITA (JP)
YAMAGATA MASATO (JP)
KATAOKA KENICHI (JP)
KITARU TOMOYA (JP)
HAYASHI KEIJI (JP)
YAMAGATA MASATO (JP)
KATAOKA KENICHI (JP)
KITARU TOMOYA (JP)
HAYASHI KEIJI (JP)
Application Number:
PCT/JP2019/001699
Publication Date:
August 01, 2019
Filing Date:
January 21, 2019
Export Citation:
Assignee:
NITTO DENKO CORP (JP)
International Classes:
C09J7/38; C09J201/00; G02B5/30
Foreign References:
| JP2013216769A | 2013-10-24 | |||
| JP2017008193A | 2017-01-12 | |||
| JP2018002918A | 2018-01-11 | |||
| JP2017178992A | 2017-10-05 |
Attorney, Agent or Firm:
SHINTAKU, Masato (JP)
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