CURABLE COMPOSITION, CURED ARTICLE, MANUFACTURING METHOD THEREFOR AND ARTICLE

To provide a curable composition capable of providing a cured article less in defect such as steps, dents, air bubbles derived from biting of bubbles during manufacturing, less in omission of fine pattern, and high in refractive index, a cured article by curing the curable composition, and having the fine pattern on a surface, a manufacturing method therefor, and a cured article.SOLUTION: There is provided a curable composition containing a particle containing zirconium oxide (A), a compound having one (meth)acryloyl group (B), a compound having two or more (meth)acryloyl groups (C), and having percentage content of the particle (A) of 70 to 85 mass%, percentage content of the compound (B) of 5 to 28 mass%, percentage content of the compound (C) of 1 to 10 mass%, percentage content of a solvent of 5 mass% or less, viscosity of a curable composition excluding the solvent at 25°C of 1500 mPa or less, and refractive index of a cured article by curing the curable composition of 1.70 or more.SELECTED DRAWING: Figure 1 【課題】製造時の泡の噛み込みに由来する段差、窪み、気泡等の欠陥が少なく、微細パターンの欠落が少なく、かつ屈折率が高い硬化物を得ることができる硬化性組成物、該硬化性組成物を硬化した、微細パターンを表面に有する硬化物、その製造方法、および硬化物を備えた物品の提供。【解決手段】酸化ジルコニウムを含む粒子（Ａ）と、（メタ）アクリロイル基を１つ有する化合物（Ｂ）と、（メタ）アクリロイル基を２つ以上有する化合物（Ｃ）とを含み、粒子（Ａ）の含有率が７０〜８５質量％、化合物（Ｂ）の含有率が５〜２８質量％、化合物（Ｃ）の含有率が１〜１０質量％、溶媒の含有率が５質量％以下であり、溶媒を除いた硬化性組成物の２５℃における粘度が１５００ｍＰａ以下であり、硬化性組成物を硬化した硬化物の屈折率が１．７０以上である、硬化性組成物。【選択図】図１