Organic-inorganic composite resin composition, organic-inorganic composite resin material, optical element, and stacked diffraction optical element
申请人:CANON KABUSHIKI KAISHA
公开号:EP2484721A1
公开(公告)日:2012-08-08
Provided are an organic-inorganic composite resin composition and an organic-inorganic composite resin material made of a cured product thereof, containing at least an organic compound having a polymerizable functional group, metal oxide fine particles, and a polymerization initiator. The cured product obtained by curing the organic-inorganic composite resin composition through application of an active energy has a refractive index nd of 1.61 or more and 1.65 or less, Abbe's number νd of 13 or more and 20 or less, and an anomalous dispersion characteristic θg, F of 0.42 or more and 0.54 or less. Further provided is an optical element comprising a transparent substrate and the organic-inorganic composite resin material formed on the transparent substrate.
本发明提供了一种有机-无机复合树脂组合物及其固化产物制成的有机-无机复合树脂材料,其中至少含有一种具有可聚合官能团的有机化合物、金属氧化物微粒和一种聚合引发剂。通过应用活性能量固化有机-无机复合树脂组合物而获得的固化产物具有 1.61 或以上和 1.65 或以下的折射率 nd,13 或以上和 20 或以下的阿贝数 νd,以及 0.42 或以上和 0.54 或以下的反常分散特性 θg, F。进一步提供的光学元件包括透明基板和在透明基板上形成的有机-无机复合树脂材料。