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Title:
LAMINATED FILM, ANTI-REFLECTION FILM, POLARIZING PLATE, AND LIQUID CRYSTAL DISPLAY DEVICE
Document Type and Number:
Japanese Patent JP2008132746
Kind Code:
A
Abstract:

To provide a laminated film excellent in optical properties, a high temperature and moisture resistance, and handling properties, and having sufficient surface hardness.

A laminated film comprises two or more resin layers containing a methacrylic resin, wherein (1) at least one layer in the layers constituting the laminated film is composed of a layer (A) comprising a methacrylic resin (A) containing 70 wt.% or more of methyl methacrylate unit having Vickers softening point of 120C or higher, (2) at least another one layer in the layers constituting the laminated film is composed of a layer (B) comprising methyl methacrylate resin (B) containing 70 wt.% or more of methyl methacrylate unit having Vickers softening point of 95-115C and a tensile fracture distortion of 15% or more, and (3) the outermost surface of the laminated film is composed of the layer (B).


Inventors:
HATANO HIROSHI
INOUE KYOSUKE
Application Number:
JP2007000049469
Publication Date:
June 12, 2008
Filing Date:
February 28, 2007
Export Citation:
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Assignee:
NIPPON ZEON CO
International Classes:
B32B27/30; B32B7/02; G02B1/11; G02B1/111; G02B1/14; G02B5/30
Domestic Patent References:
JPH0399846A1991-04-25
JP2004143365A2004-05-20
JP2005017707A2005-01-20
JP2006181731A2006-07-13
JP2002292808A2002-10-09
JPH05288929A1993-11-05
JP2002303727A2002-10-18
JP2006110744A2006-04-27
JP2004091741A2004-03-25
JP2007248975A2007-09-27