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:
Sep. 30, 2014
Filed:
Jun. 01, 2011
Yoshitsugu Goto, Shibukawa, JP;
Jun Watanabe, Shibukawa, JP;
Norihiro Shimizu, Shibukawa, JP;
Hiroyuki Kurimura, Shibukawa, JP;
Isamu Ichikawa, Shibukawa, JP;
Kenji Fukao, Shibukawa, JP;
Yukihiro Morimoto, Himeji, JP;
Yoshitsugu Goto, Shibukawa, JP;
Jun Watanabe, Shibukawa, JP;
Norihiro Shimizu, Shibukawa, JP;
Hiroyuki Kurimura, Shibukawa, JP;
Isamu Ichikawa, Shibukawa, JP;
Kenji Fukao, Shibukawa, JP;
Yukihiro Morimoto, Himeji, JP;
Denki Kagaku Kogyo Kabushiki Kaisha, Tokyo, JP;
Abstract
Disclosed is a method for separating a bonded body, whereby the bonded body can be separated easily. Specifically disclosed is a method for separating bonded bodies that includes a step that irradiates excimer light with a central wavelength of 1 to 300 nm on to a bonded body that has been formed by using an adhesive composition to bond substrates together, which includes and is formed by one type or two or more types of meth (acrylate) that have one or more (meth)acryloyl groups, and by hardening of said adhesive composition. At least one of the substrates is permeable to the excimer light.