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:
Jul. 13, 2010
Filed:
Apr. 25, 2006
Hitoshi Akemi, Ibaraki, JP;
Keigo Inosaka, Ibaraki, JP;
Junichi Sekiya, Ibaraki, JP;
Junichi Saito, Ibaraki, JP;
Yoshifumi Hosaka, Ibaraki, JP;
Hitoshi Akemi, Ibaraki, JP;
Keigo Inosaka, Ibaraki, JP;
Junichi Sekiya, Ibaraki, JP;
Junichi Saito, Ibaraki, JP;
Yoshifumi Hosaka, Ibaraki, JP;
Nitto Denko Corporation, Osaka, JP;
Abstract
The present invention provides an adhesive capable of affording an adhesive layer showing reduced stickiness, reduced cohesive failure and the like. An adhesive containing a copolymer obtained by copolymerizing monomers containing a (meth)acrylic acid alkyl ester as a main component, and a vinyl monomer having a hydroxyl group and/or a carboxyl group and which has an average molecular radius of not less than 70 nm as measured by a multi angle laser light scattering method.