ADHESIVE OPTICAL FILM AND IMAGE DISPLAY

Title:

ADHESIVE OPTICAL FILM AND IMAGE DISPLAY

Document Type and Number:

WIPO Patent Application WO/2007/105378

Kind Code:

A1

Abstract:

Disclosed is an adhesive optical film wherein an adhesive layer is arranged on at least one side of an optical film via an anchor layer. The anchor layer has a thickness of 5-300 nm, while the adhesive layer has a thickness of 5-50 μm. At least one of the anchor layer and the adhesive layer is made of a water-dispersible material containing ammonia. The amount of ammonia measured per 1 cm2 of the adhesive optical film due to the layer made of a water-dispersible material containing ammonia is not less than 10 ng, while the total amount of ammonia contained per 1 cm2 of the adhesive optical film is not more than 2000 ng. This adhesive optical film has good appearance, while having high durability which enables to suppress optical characteristics changes to a small extent even under high temperature high humidity conditions.

Inventors:

OGASAWARA AKIKO (JP)
SATAKE MASAYUKI (JP)

Application Number:

PCT/JP2007/050989

Publication Date:

September 20, 2007

Filing Date:

January 23, 2007

Export Citation:

Click for automatic bibliography generation Help

Assignee:

NITTO DENKO CORP (JP)
OGASAWARA AKIKO (JP)
SATAKE MASAYUKI (JP)

International Classes:

G02B5/30; C09D5/00; C09D201/00; C09J7/50; C09J11/04; C09J133/00; C09J201/00

Domestic Patent References:

WO2001037007A1

2001-05-25

Foreign References:

JP2002309212A	2002-10-23
JP2003049148A	2003-02-21
JPH1020118A	1998-01-23
JPS59111114A	1984-06-27
JPH04254803A	1992-09-10
JP2001343529A	2001-12-14

Other References: