PHOSPHORUS-CONTAINING (METH)ACRYLOYL COMPOUND, PRODUCTION METHOD THEREOF, AND FLAME-RETARDANT RESIN COMPOSITION AND LAMINATED BOARD FOR ELECTRONIC CIRCUIT BOARD THAT CONTAIN THE SAME

To provide: a phosphorus-containing compound useful as a reactive phosphorus-based flame retardant and excellent in heat resistance and dielectric characteristics of a cured product; a curable resin composition comprising the same; and a cured product thereof.SOLUTION: This invention provides a phosphorus-containing (meth)acryloyl compound represented by general formula (1). In general formula (1), Ar is a C6-30 aromatic ring group that may have a substituent, and each R1 is independently a substituent represented by general formula (2) or a (meth)acryloyl group, provided that the compound comprises at least one each of a substituent represented by general formula (2) and a (meth)acryloyl group; and m is an integer from 3 to 6.SELECTED DRAWING: None 【課題】反応型リン系難燃剤として有用であり、硬化物における耐熱性と誘電特性に優れるリン含有化合物、これを含む硬性樹脂組成物、およびその硬化物を提供する。【解決手段】一般式（１）で表されるリン含有（メタ）アクリロイル化合物。TIFF2024121407000023.tif13122一般式（１）において、Ａｒは置換基を有しても良い炭素原子数６～３０の芳香族環基であり、Ｒ１はそれぞれ独立に下記一般式（２）で表される置換基または（メタ）アクリロイル基であるが、化合物中に一般式（２）で表される置換基と（メタ）アクリロイル基をそれぞれ少なくとも１つ含む。ｍは、３～６の整数である。TIFF2024121407000024.tif30128【選択図】なし