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    • 31. 发明授权
    • Cyanine compound and optical recording materials
    • 花青化合物和光学记录材料
    • US07709181B2
    • 2010-05-04
    • US11664607
    • 2005-09-21
    • Koichi ShigenoToru Yano
    • Koichi ShigenoToru Yano
    • G11B7/24
    • 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中的至少任一个是由通式(II)或(III)表示的基团,当只有一个是由其表示的基团时,另一个是具有1至30个碳原子的有机基团; R3和R4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; Anm-是一个m价阴离子; m为1或2的整数; 并且p是能够保持电荷中性的系数。
    • 33. 发明授权
    • Optical recording medium
    • 光记录介质
    • US07316836B2
    • 2008-01-08
    • US10973444
    • 2004-10-27
    • Yutaka WadaMasatsugu SuwabeToshihiro AkimoriJunko ShimadaKeiji OyaKoichi ShigenoToru Yano
    • Yutaka WadaMasatsugu SuwabeToshihiro AkimoriJunko ShimadaKeiji OyaKoichi ShigenoToru Yano
    • B32B3/02
    • G11B7/00455G11B7/246G11B7/2472G11B7/2533G11B7/2534G11B7/259G11B2007/24612Y10T428/21
    • An optical recording medium comprises a transmission substrate and a recording layer formed on the transmission substrate, the recording layer containing at least a dye material expressed by a general formula shown at the following chemical formula (in the chemical formula 1, R1 represents alkyl group having carbon numbers 1 to 4, R2, R3 represent alkyl group having carbon numbers 1 to 4, benzyl group or groups combined to form 3 to 6 rings, Y1 and Y2 independently represent organic groups and X represent ClO4, BF4, PF6, SbF6) and a dye material expressed by a general formula represented by the following chemical formula 2(in the chemical formula 2, R1 and R2 represent alkyl groups having carbon numbers 1 to 4, benzyl groups or groups combined to form 3 to 6 rings, Y1, Y2 independently represent organic groups and X represent ClO4, BF4, PF6, SbF6): In a write once type optical recording medium such as DVD−R and DVD+R, satisfactory recording characteristics can be obtained from low-speed recording to high-speed recording.
    • 光记录介质包括传输基板和形成在传输基板上的记录层,该记录层至少含有由以下化学式表示的通式表示的染料材料(化学式1中,R1表示具有 碳数1至4,R2,R3表示碳数为1至4的烷基,苄基或组合形成3至6个环的基团,Y1和Y2独立地表示有机基团,X表示ClO 4 ,BF 4,PF 6,SbF 6)和由以下化学式2表示的通式表示的染料(在 化学式2,R 1和R 2表示碳数为1至4的烷基,苄基或组合形成3至6个环的基团,Y 1,Y 2独立地表示有机基团,X表示ClO 4,BF 在一次写入型光记录媒体中,例如, 作为DVD-R和DVD + R,可以从低速记录到高速记录获得令人满意的记录特性。
    • 37. 发明授权
    • Near-infrared-ray absorbing material containing cyanine compound, and cyanine compound
    • 含有花青化合物和花青化合物的近红外线吸收材料
    • US08460858B2
    • 2013-06-11
    • US13129692
    • 2009-11-18
    • Yosuke MaedaRyoya OtsukiKoichi Shigeno
    • Yosuke MaedaRyoya OtsukiKoichi Shigeno
    • C07D209/10G03C1/40
    • C07D209/14C09B23/0008C09B23/0016C09B23/0033C09B23/0041C09B23/0058C09B23/0066C09B23/086G02B5/208
    • A near-infrared-ray absorbing material containing a cyanine compound per formula (I) exhibits a sharp light absorption in wavelength range 800-1000 nm, with excellent light resistance. R1 - R4, Y1, Y2 represents hydrogen atom, a group of formula (II) or (II′), etc., and Anq− represents a q-valent anion, provided that at least R1 is a group of formula (II) or (II′) or Anq− is an ion of formula (III); R11 - R13 each represents a hydrogen atom, hydroxyl group, etc.; Z1, Z2 represents a C1-10 alkyl group, etc. In formula (II′), the bond between G′ and T′ is a double bond or a conjugated double bond; G′ represents a carbon atom; T′ represents a carbon atom or a nitrogen atom; the ring including G′ and T′ represents a 6-membered ring, etc.; w′ is 0-4; and R01′ represents a hydrogen atom, hydroxy, etc. In formula (III), R5 and R6 represents a halogen-substituted C1-8 alkyl group.
    • 每个式(I)含有花青化合物的近红外线吸收材料在800-1000nm波长范围内具有清晰的光吸收,具有优异的耐光性。 R1-R4,Y1,Y2表示氢原子,式(II)或(Ⅱ')等基团,Anq-表示q价阴离子,条件是至少R1为式(II)的基团, 或(II')或Anq-是式(III)的离子; R11-R13各自表示氢原子,羟基等; Z1,Z2表示C1-10烷基等。在式(II')中,G'和T'之间的键是双键或共轭双键; G'表示碳原子; T'表示碳原子或氮原子; 包括G'和T'的环表示6元环等; w'为0-4; 并且R 01'表示氢原子,羟基等。在式(III)中,R 5和R 6表示卤素取代的C 1-8烷基。
    • 40. 发明授权
    • Cyanine compounds, optical filters, and optical recording materials
    • 花青化合物,光学滤光片和光学记录材料
    • US07745632B2
    • 2010-06-29
    • US11886626
    • 2006-04-04
    • Yohei AoyamaKoichi Shigeno
    • Yohei AoyamaKoichi Shigeno
    • C07D293/12C07D417/06C07D413/06C07D209/14
    • C09B57/007C09B23/0058C09B23/0066C09B23/04C09B23/06G02B5/223G11B7/245G11B7/2472G11B7/2495G11B7/2534
    • A cyanine compound represented by the general formula (I), (VI) or (VII): wherein ring-A1 is an optionally substituted benzene or naphthalene ring; B is a group represented by the general formula (II) or (III); R1 is a hydrogen atom, a halogen atom, an alkyl group having 1 to 8 carbon atoms, an alkoxy group having 1 to 8 carbon atoms, or an aryl group having 6 to 30 carbon atoms; R2 is a substituent represented by the general formula (IV); and Y1 is a hydrogen atom, an organic group having 1 to 30 carbon atoms, or a substituent represented by the general formula (IV): wherein ring-A2 is the same as the ring-A1 in the general formula (I); Y4 and Y5 each are independently the same as Y1 in the general formula (I); X2 is the same as X1 in the general formula (I); R10 is the same as R1 in the general formula (I); R11 is the same as R2 in the general formula (I); R23 and R24 are the same as R21 and R22 in the formulas (II) and (III); n is an integer of 0 to 6; the polymethine chain may have a substituent; Anq− is a q-valent anion; q is 1 or 2; and p is a factor keeping the neutrality of charge.
    • 由通式(I),(VI)或(VII)表示的花青化合物:其中环-Al是任选取代的苯或萘环; B是由通式(II)或(III)表示的基团。 R1是氢原子,卤素原子,碳原子数1〜8的烷基,碳原子数1〜8的烷氧基或碳原子数6〜30的芳基。 R2是由通式(IV)表示的取代基; Y1为氢原子,碳原子数为1〜30的有机基团或通式(IV)所示的取代基:其中,环A2与通式(I)中的环-Al相同; Y4和Y5各自独立地与通式(I)中的Y1相同; X2与通式(I)中的X1相同; R 10与通式(I)中的R 1相同; R 11与通式(I)中的R 2相同; R 23和R 24与式(II)和(III)中的R 21和R 22相同; n为0〜6的整数。 聚甲炔链可以具有取代基; Anq-是q价阴离子; q为1或2; p是保持电荷中性的因素。