| 发明名称 | Composite optical element and process for production thereof, and imaging device and optical recording/reproduction device each equipped with the composite optical element | ||
| 摘要 | 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. | ||
| 申请公布号 | US9511517(B2) | 申请公布日期 | 2016.12.06 |
| 申请号 | US201013382083 | 申请日期 | 2010.07.13 |
| 申请人 | PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD. | 发明人 | Kobayashi Nobuyuki |
| 分类号 | B29C41/36;B29C41/00;B29C41/12;C09D4/00;G02B1/04;G02B3/04;B29L11/00 | 主分类号 | B29C41/36 |
| 代理机构 | Hamre, Schumann, Mueller & Larson, P.C. | 代理人 | Hamre, Schumann, Mueller & Larson, P.C. |
| 主权项 | 1. A composite optical element comprising 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, wherein the (meth)acrylate compound is a compound represented by a formula: where R1 and R2 each denote a hydrogen atom or a methyl group, and R3 denotes a saturated aliphatic hydrocarbon group, wherein the multifunctional isocyanurate compound is a compound represented by a formula: where l+m+n=1, 0.9 or 2.2. | ||
| 地址 | Osaka JP | ||