The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 29, 2019

Filed:

Sep. 15, 2015
Applicant:

Nitto Denko Corporation, Ibaraki-shi, Osaka, JP;

Inventors:

Shinsuke Akizuki, Ibaraki, JP;

Yuusuke Toyama, Ibaraki, JP;

Takaaki Ishii, Ibaraki, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 5/30 (2006.01); C09J 133/06 (2006.01);
U.S. Cl.
CPC ...
G02B 5/305 (2013.01); C09J 133/06 (2013.01); C09J 133/066 (2013.01);
Abstract

There is provided a thin polarizing plate with a pressure-sensitive adhesive layer hardly warping. A polarizing plate with a pressure-sensitive adhesive layer of the present invention includes: first pressure-sensitive adhesive layer, a protective film, and a polarizing film in the stated order, wherein: the polarizing film has a thickness of 13 μm or less; a thickness ratio between the protective film and the polarizing film (thickness of the protective film/thickness of the polarizing film) is from 1.5 to 9.0; and a creep amount when a load of 500 g is applied to the first pressure-sensitive adhesive layer for 1 hour is from 20 μm/h to 300 μm/h.


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