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:
Oct. 14, 2014
Filed:
Jan. 23, 2012
Tooru Takahashi, Tsukuba, JP;
Yasuhisa Ishida, Chikuse, JP;
Hisashige Kanbara, Oyama, JP;
Hidekazu Kondou, Hitachi, JP;
Tooru Takahashi, Tsukuba, JP;
Yasuhisa Ishida, Chikuse, JP;
Hisashige Kanbara, Oyama, JP;
Hidekazu Kondou, Hitachi, JP;
Hitachi Chemical Company, Ltd., Tokyo, JP;
Abstract
An optical resin composition that is transparent, has suitable adhesion and necessary impact absorption for protection of an image display device etc., not affecting constituent materials of a image display panel, and being excellent in reliability, can be used to provide an optical resin material using the same. The optical resin composition contains (A) a first acrylate derivative that is a compound having one polymerizable unsaturated bond in its molecule, (B) a second acrylate derivative that is a compound having two or more polymerizable unsaturated bonds in its molecule, and (C) an acrylate derivative polymer, and an optical resin material produced by curing reaction of the optical resin composition.