OPTICAL INFORMATION RECORDING MEDIUM
    1.
    发明申请
    OPTICAL INFORMATION RECORDING MEDIUM 审中-公开
    光信息记录介质

    公开(公告)号:US20090029092A1

    公开(公告)日:2009-01-29

    申请号:US11909579

    申请日:2006-03-23

    IPC分类号: G11B7/246 B32B3/02

    摘要: The invention provides an optical information recording medium having a recording layer capable of recording information by irradiating the recording layer with a laser beam of 440 nm or less.In the optical information recording medium, the recording layer contains an oxonol dye represented by formula (1), and a counter cation (Yt+) of this dye is a cationic dye having an absorption maximum in a range of longer wavelengths than an absorption maximum of an anionic part of the oxonol dye. In the formula, A, B, C and D each represents an electron-withdrawing group. A and B or C and D may be combined with each other to form a ring. If these are not combined with each other, these are electron-withdrawing groups in which the sum of Hammett's σp values of A and B and the sum of Hammett's σp values of C and D are each greater than 0.6. R represents a substituent group on methine carbon, and m represents an integer of 0 to 1. n represents an integer of 0 to 2m+1. If n is 2 or greater, a plurality of R's may be different from each other, and R and R may be combined together to form a ring. Yt+ represents a t-valent cation, and t represents an integer of 1 to 4.

    摘要翻译: 本发明提供了一种光信息记录介质,其具有能够通过用440nm或更小的激光照射记录层来记录信息的记录层。 在光学信息记录介质中,记录层含有由式(1)表示的氧杂菁染料,该染料的抗衡阳离子(Yt +)是具有比最大吸收波长更长的波长的吸收最大值的阳离子染料 氧杂菁染料的阴离子部分。 在该式中,A,B,C和D各自表示吸电子基团。 A和B或C和D可以彼此组合以形成环。 如果这些不相互结合,则这些是吸电子基团,其中A和B的Hammett sigmap值之和以及C和D的Hammett sigmap值之和大于0.6。 R表示次甲基碳上的取代基,m表示0〜1的整数.n表示0〜2m + 1的整数。 如果n为2以上,则多个R可以相互不同,R和R可以组合在一起形成环。 Yt +表示t价阳离子,t表示1〜4的整数。

    Optical information recording medium and azo-metal complex dye
    3.
    发明申请
    Optical information recording medium and azo-metal complex dye 审中-公开
    光学信息记录介质和偶氮 - 金属复合染料

    公开(公告)号:US20080081286A1

    公开(公告)日:2008-04-03

    申请号:US11808022

    申请日:2007-06-06

    IPC分类号: G03C1/00 G11B7/24

    摘要: An optical information recording medium having a recording layer on which information can be recorded by irradiation with a laser light having a wavelength of 440 nm or less, wherein the recording layer contains at least one azo-metal complex dye derived from a metal ion or a metal oxide ion and an azo dye represented by the following general formula (1-1) or (1-2): wherein Q represents a carbocyclic group or a heterocyclic group, and R6 to R8 independently represent a hydrogen atom or a substituent.

    摘要翻译: 一种具有记录层的光学信息记录介质,其上可以通过用波长为440nm或更小的激光照射来记录信息,其中记录层含有至少一种衍生自金属离子的偶氮 - 金属络合物染料或 金属氧化物离子和由以下通式(1-1)或(1-2)表示的偶氮染料:其中Q表示碳环基或杂环基,R 6与R 0 > 8 独立地表示氢原子或取代基。

    Optical information recording medium and azo metal complex dye
    4.
    发明授权
    Optical information recording medium and azo metal complex dye 有权
    光学信息记录介质和偶氮金属复合染料

    公开(公告)号:US08394481B2

    公开(公告)日:2013-03-12

    申请号:US12443315

    申请日:2007-09-28

    IPC分类号: B32B3/02 G11B7/24

    摘要: A WORM-type recording layer in an optical information recording medium contains at least one azo-metal complex dye derived from a metal ion and a compound represented by the following general formula (1-1) or (1-2): wherein Q represents a carbocyclic group or a heterocyclic group, and R6 to R8 independently represent a hydrogen atom or a substituent. The compound represented by the general formula (1-1) or (1-2) has a dissociative hydrogen atom in Q, and the dissociative hydrogen atom in Q and the hydrogen atom in the —NH— group marked with asterisk * are eliminated from the compound, so that the residue is bonded to the metal ion to generate the azo-metal complex dye. The azo-metal complex dye may contain a component other than the metal ion and the compound represented by the general formula (1-1) or (1-2).

    摘要翻译: 光信息记录介质中的WORM型记录层含有至少一种衍生自金属离子的偶氮 - 金属络合物染料和由以下通式(1-1)或(1-2)表示的化合物:其中Q表示 碳环基或杂环基,R6至R8独立地表示氢原子或取代基。 由通式(1-1)或(1-2)表示的化合物在Q中具有解离氢原子,Q中的解离氢原子和以星号*表示的-NH-基团中的氢原子从 该化合物,使得残余物与金属离子结合以产生偶氮 - 金属络合物染料。 偶氮 - 金属络合染料可以含有金属离子以外的成分和通式(1-1)或(1-2)表示的化合物。

    Optical Information Recording Medium
    5.
    发明申请
    Optical Information Recording Medium 审中-公开
    光信息记录介质

    公开(公告)号:US20080206672A1

    公开(公告)日:2008-08-28

    申请号:US11661378

    申请日:2006-03-15

    IPC分类号: G11B7/24

    摘要: A blue laser-ready information recording medium improved in light stability and durability without impairment of record/playback characteristics is provided.The information recording medium is an optical information recording medium having on a substrate a recording layer that permits recording of information by irradiation with laser light of 440 nm or below, and is a heat-mode information recording medium that has a recording layer containing a methine dye and an organic oxidant on a transparent disk-form substrate on which a pregroove having a track pitch of 0.2 to 0.5 μm is formed, and that on the pregroove-formed side of the substrate.

    摘要翻译: 提供了一种蓝光激光就绪信息记录介质,其光稳定性和耐久性提高,而不损害记录/播放特性。 信息记录介质是一种光学信息记录介质,在基板上具有允许通过用440nm以下的激光照射来记录信息的记录层,并且是具有包含次甲基化的记录层的热模式信息记录介质 染料和有机氧化剂在其上形成具有0.2至0.5μm的轨道间距的预制槽的透明盘形基底上,以及在衬底的预槽形成侧上。

    OPTICAL INFORMATION RECORDING MEDIUM AND AZO METAL COMPLEX DYE
    6.
    发明申请
    OPTICAL INFORMATION RECORDING MEDIUM AND AZO METAL COMPLEX DYE 有权
    光学信息记录介质和AZO金属复合染料

    公开(公告)号:US20100074082A1

    公开(公告)日:2010-03-25

    申请号:US12443315

    申请日:2007-09-28

    IPC分类号: G11B7/00 B32B3/02

    摘要: A WORM-type recording layer in an optical information recording medium contains at least one azo-metal complex dye derived from a metal ion and a compound represented by the following general formula (1-1) or (1-2): wherein Q represents a carbocyclic group or a heterocyclic group, and R6 to R8 independently represent a hydrogen atom or a substituent. The compound represented by the general formula (1-1) or (1-2) has a dissociative hydrogen atom in Q, and the dissociative hydrogen atom in Q and the hydrogen atom in the —NH— group marked with asterisk * are eliminated from the compound, so that the residue is bonded to the metal ion to generate the azo-metal complex dye. The azo-metal complex dye may contain a component other than the metal ion and the compound represented by the general formula (1-1) or (1-2).

    摘要翻译: 光信息记录介质中的WORM型记录层含有至少一种衍生自金属离子的偶氮 - 金属络合物染料和由以下通式(1-1)或(1-2)表示的化合物:其中Q表示 碳环基或杂环基,R6至R8独立地表示氢原子或取代基。 由通式(1-1)或(1-2)表示的化合物在Q中具有解离氢原子,Q中的解离氢原子和以星号*表示的-NH-基团中的氢原子从 该化合物,使得残余物与金属离子结合以产生偶氮 - 金属络合物染料。 偶氮 - 金属络合染料可以含有金属离子以外的成分和通式(1-1)或(1-2)表示的化合物。