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    • 31. 发明申请
    • Cyanine Compound and Optical Recording Materials
    • 花青化合物和光学记录材料
    • US20070259294A1
    • 2007-11-08
    • US11664607
    • 2005-09-21
    • Koichi ShigenoToru Yano
    • Koichi ShigenoToru Yano
    • C09B23/00B41M5/26C07D209/60
    • C07D403/06C09B23/06G11B7/246G11B7/2467G11B7/2472G11B7/248G11B7/2492G11B7/2495G11B7/2531G11B7/2533G11B7/2534G11B7/2535Y10S430/146
    • Cyanine compounds represented by the general formula (I) which exhibit decomposition behavior suitable for the optical recording material to be used in optical recording layers of optical recording media for high-speed recording: (I) wherein A and B are each an optionally substituted benzene or naphthalene ring; X is O, S, Se, CR3R4, or NY; at least either of R1 and R2 is a group represented by the general formula (II) or (III) and when only either is a group represented thereby, the other is an organic group having 1 to 30 carbon atoms; R3 and R4 are each an organic group having 1 to 30 carbon atoms; Y is hydrogen or an organic group having 1 to 30 carbon atoms; at least either of Y1 and Y2 is a group represented by the general formula (IV) and when only either is a group represented thereby, the other is hydrogen or an organic group having 1 to 30 carbon atoms; Z is hydrogen, halogeno, or cyano; Anm− is an m-valent anion; m is an integer of 1 or 2; and p is a coefficient capable of keeping the electric charge neutral.
    • 由通式(I)表示的花青化合物,其表现出适用于用于高速记录的光学记录介质的光学记录层中的光学记录材料的分解行为:(I)其中A和B各自为任选取代的苯 或萘环; X是O,S,Se,CR 3,R 4,或NY; R 1和R 2 2中的至少一个是由通式(II)或(III)表示的基团,当只有其中任何一个为由其表示的基团时,另一个 是具有1至30个碳原子的有机基团; R 3和R 4各自为具有1至30个碳原子的有机基团; Y为氢或碳原子数为1〜30的有机基团; Y 1和Y 2 2中的至少任一个是由通式(IV)表示的基团,当只有一个是由其表示的基团时,另一个是氢或 具有1至30个碳原子的有机基团; Z是氢,卤素或氰基; 一个m-为阴离子; m为1或2的整数; 并且p是能够保持电荷中性的系数。
    • 32. 发明申请
    • Optical recording medium and optical recording-reproducing method using thereof
    • 光记录介质及其使用的光记录再现方法
    • US20060110566A1
    • 2006-05-25
    • US11257325
    • 2005-10-24
    • Yutaka WadaMasatsugu SuwabeJunko ShimadaToru YanoKeiji OyaKoichi Shigeno
    • Yutaka WadaMasatsugu SuwabeJunko ShimadaToru YanoKeiji OyaKoichi Shigeno
    • B32B3/02
    • G11B7/2472G11B7/246G11B7/2467G11B7/248G11B2007/24612Y10S430/146Y10T428/21
    • Disclosed is to provide with an optical recording medium of a write-once type in which an excellent recording characteristic can be obtained over low speed recording to high speed recording. In an optical recording medium having a recording layer that contains an organic dye, the recording layer is configured to have at least an organic dye expressed by a general formula shown in the following chemical formula 1 (in this formula, R1 represents an alkyl group of carbon number 1 through 4, R2 and R3 represent respectively an alkyl group of carbon number 1 through 4 and a benzyl group or group forming three to six-member ring by coupling, each of Y1 and Y2 represents independently an organic group, and X represents ClO4, FB4, PF6, and SbF6) and an organic dye expressed by a general formula shown in the following chemical formula 2 (in this formula, R1 and R4 represent an alkyl group of carbon number 1 through 4, R2 and R3 represent respectively an alkyl group of carbon number 1 through 4 and a benzyl group or group forming three to six-member ring by coupling, each of Y1 and Y2 represents independently an organic group, and X represents ClO4, FB4, PF6, and SbF6).
    • 公开了提供一种一次写入型光记录介质,其中通过低速记录到高速记录可以获得优异的记录特性。 在具有含有有机染料的记录层的光学记录介质中,记录层被配置为至少具有由以下化学式1所示的通式表示的有机染料(在该式中,R1表示 碳数1至4,R 2和R 3分别表示碳数1至4的烷基和通过偶联形成3至6元环的苄基或基团,Y 1和Y 2各自独立地表示有机基团,X表示 ClO 4,FB 4,PF 6和SbF 6)和由通式(I)表示的有机染料 如以下化学式2所示(在该式中,R 1和R 4表示碳数1至4的烷基,R 2和R 3分别表示碳数1至4的烷基和形成三至六个的苄基或基团 - 通过偶合成环,Y1和Y2各自独立地表示有机基团,X表示 FB 3,4,6,和6,6)。