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Title:
SURFACE PROTECTIVE FILM
Document Type and Number:
Japanese Patent JP2008080626
Kind Code:
A
Abstract:

To provide a surface protective film which has high adhesion, excellent sliding and rewinding properties of the back surface and excellent unwinding characteristics, including reduced unwinding tension, producing no wrinkles or cracks on lamination on a substrate and allowing easy and high-speed lamination.

The surface protective film has an adhesive layer laminated on one side and a release layer laminated on the other side. The release layer contains a polyolefinic resin and a silicone compound, and its surface roughness Ra is 250-5,000 nm.


Inventors:
KANETANI TOMOKO
ASAI NOBUKI
NAKAO TOMOHITO
Application Number:
JP2006262811A
Publication Date:
April 10, 2008
Filing Date:
September 27, 2006
Export Citation:
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Assignee:
TORAY ADVANCED FILM CO LTD
International Classes:
B32B27/32; B32B27/00; C09J7/02
Domestic Patent References:
JP2002265893A2002-09-18
JP2001219520A2001-08-14
JP2003041216A2003-02-13
JPH1044349A1998-02-17
JPH05229082A1993-09-07
JP2005255859A2005-09-22
JPH0432805A1992-02-04
JPH1170629A1999-03-16
Attorney, Agent or Firm:
Tomonori Iwami



 
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