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    • 49. 发明申请
    • COLORING MATTER FOR OPTICAL INFORMATION RECORDING MEDIUM AND OPTICAL INFORMATION RECORDING MEDIUM
    • 光信息记录介质和光信息记录介质的着色
    • US20110129635A1
    • 2011-06-02
    • US13054918
    • 2009-07-24
    • Takuo KodairaTakeo Tsuzuki
    • Takuo KodairaTakeo Tsuzuki
    • G11B7/246C09B45/00
    • C07D405/12C07D417/12C09B29/3678C09B45/18C09B45/20C09B45/22C09B45/34G11B7/2467G11B7/2492
    • Disclosed is an optical information recording medium whose recording method is In-Groove recording, wherein such optical information recording medium offers good recording characteristics associated with high modulation degree and low jitter characteristics. This optical information recording medium includes: a disc-shaped substrate 2 having a through hole at the center and a guide groove 3 formed helically on one side; a reflective layer 4 formed on top of the aforementioned guide grooves 3 on the aforementioned substrate 2; a recording layer 5 formed on top of the aforementioned reflective layer 4 and made of an organic substance containing dye; a protective layer 6 formed on top of the aforementioned recording layer 5; and a light transmissive layer 6 formed on top of the aforementioned protective layer 6. The recording layer 5 contains an organic dye having a structure expressed by (Chemical Formula 1) and a functional group expressed by (Chemical Formula 2).
    • 公开了一种其记录方法为凹槽内记录的光学信息记录介质,其中这种光学信息记录介质具有与高调制度和低抖动特性相关的良好的记录特性。 该光信息记录介质包括:在中心具有通孔的圆盘状基板2和在一侧上螺旋形成的引导槽3; 形成在上述基板2上的上述引导槽3的上方的反射层4; 形成在上述反射层4的顶部并由含有染料的有机物构成的记录层5; 形成在上述记录层5顶部的保护层6; 和形成在上述保护层6的顶部的透光层6.记录层5含有具有由(化学式1)表示的结构和由(化学式2)表示的官能团的有机染料。