Title:
RELEASE FILM
Document Type and Number:
Japanese Patent JP2015208942
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a release film which is used in protection of adhesives and reduced in precipitation of oligomers and a UV absorber and has light-shielding and gas barrier properties.SOLUTION: A release film is formed by laminating a vapor-deposited layer and a release layer, in order, on at least one side of a laminated polyester film composed of at least three layers. One of the layers of the laminated polyester film other than the outermost layer contains a UV absorber, and the release film has a light transmittance at the wavelength 380 nm of 10.0% or lower.
Inventors:
SASAKI NOBUAKI
Application Number:
JP2014092550A
Publication Date:
November 24, 2015
Filing Date:
April 28, 2014
Export Citation:
Assignee:
MITSUBISHI PLASTICS INC
International Classes:
B32B27/00; B32B27/18; B32B27/36
Domestic Patent References:
| JP2009248453A | 2009-10-29 | |||
| JP2004202899A | 2004-07-22 | |||
| JP2009220462A | 2009-10-01 | |||
| JP2007056091A | 2007-03-08 | |||
| JP2000141568A | 2000-05-23 | |||
| JP2007161937A | 2007-06-28 |
Foreign References:
| US20030108754A1 | 2003-06-12 |