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.
Patent No.:
Date of Patent:
Apr. 08, 2014
Filed:
Nov. 08, 2010
Shou Takarada, Ibaraki, JP;
Takahiro Nonaka, Ibaraki, JP;
Hiroaki Kishioka, Ibaraki, JP;
Hiroaki Fumoto, Ibaraki, JP;
Tomohide Banba, Ibaraki, JP;
Masayuki Okamoto, Ibaraki, JP;
Masahito Niwa, Ibaraki, JP;
Shou Takarada, Ibaraki, JP;
Takahiro Nonaka, Ibaraki, JP;
Hiroaki Kishioka, Ibaraki, JP;
Hiroaki Fumoto, Ibaraki, JP;
Tomohide Banba, Ibaraki, JP;
Masayuki Okamoto, Ibaraki, JP;
Masahito Niwa, Ibaraki, JP;
Nitto Denko Corporation, Osaka, JP;
Abstract
The present invention provides an optical-use pressure-sensitive adhesive sheet, which includes a pressure-sensitive adhesive layer containing a polymer formed of one or more monomer ingredients containing, as an indispensable monomer ingredient, a monomer of which homopolymer has a glass transition temperature of not lower than −10° C., said sheet having a moisture content of at least 0.65% by weight after stored in an environment at 60° C. and 95% RH for 120 hours. The pressure-sensitive adhesive layer is preferably an acrylic pressure-sensitive adhesive layer.