| 发明名称 | Photochromic lens | ||
| 摘要 | The present invention relates to a photochromic lens, which comprises a photochromic layer comprising a photochromic dye and a resin component, and an organic hardcoat layer in this order, wherein the resin component is an acrylic resin, and the photochromic layer further comprises a piperidine ring-containing compound having a molecular weight of equal to or greater than 1,000. | ||
| 申请公布号 | US8902487(B2) | 申请公布日期 | 2014.12.02 |
| 申请号 | US201214008304 | 申请日期 | 2012.03.30 |
| 申请人 | Hoya Corporation | 发明人 | Ohnishi Tomofumi |
| 分类号 | G02F1/00;C08K5/3492;G03C1/73;G02B1/04;G02C7/10;G02B5/23 | 主分类号 | G02F1/00 |
| 代理机构 | Sughrue Mion, PLLC | 代理人 | Sughrue Mion, PLLC |
| 主权项 | 1. A photochromic lens, which comprises: a photochromic layer comprising a photochromic dye and a resin component, and an organic hardcoat layer in this order, wherein the resin component is an acrylic resin, and the photochromic layer further comprises a piperidine ring-containing compound having a molecular weight of equal to or greater than 1,000. | ||
| 地址 | Tokyo JP | ||