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:
Dec. 06, 2016
Filed:
Jul. 13, 2010
Applicant:
Nobuyuki Kobayashi, Hyogo, JP;
Inventor:
Nobuyuki Kobayashi, Hyogo, JP;
Assignee:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29C 41/36 (2006.01); B29C 41/00 (2006.01); B29C 41/12 (2006.01); C09D 4/00 (2006.01); G02B 1/04 (2006.01); G02B 3/04 (2006.01); B29L 11/00 (2006.01);
U.S. Cl.
CPC ...
B29C 41/36 (2013.01); B29C 41/003 (2013.01); B29C 41/12 (2013.01); C09D 4/00 (2013.01); G02B 1/04 (2013.01); G02B 1/041 (2013.01); G02B 3/04 (2013.01); B29L 2011/0016 (2013.01); Y10T 428/24479 (2015.01); Y10T 428/26 (2015.01); Y10T 428/31511 (2015.04);
Abstract
The present invention provides a composite optical element including a resin layer that is less susceptible to yellowing and has small cure shrinkage during formation. The present invention is a composite optical element including a resin layer obtained by polymerizing a resin composition containing a (meth)acrylate compound of a saturated aliphatic epoxy compound, a multifunctional isocyanurate compound, and a photopolymerization initiator.