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    ALUMINUM-ALLOY REFLECTION FILM FOR OPTICAL INFORMATION-RECORDING, OPTICAL INFORMATION-RECORDING MEDIUM, AND ALUMINUM-ALLOY SPUTTERING TARGET FOR FORMATION OF THE ALUMINUM-ALLOY REFLECTION FILM FOR OPTICAL INFORMATION-RECORDING
    4.
    发明申请
    ALUMINUM-ALLOY REFLECTION FILM FOR OPTICAL INFORMATION-RECORDING, OPTICAL INFORMATION-RECORDING MEDIUM, AND ALUMINUM-ALLOY SPUTTERING TARGET FOR FORMATION OF THE ALUMINUM-ALLOY REFLECTION FILM FOR OPTICAL INFORMATION-RECORDING 审中-公开
    用于光信息记录的铝合金反射膜，光信息记录介质和用于形成用于光信息记录的铝合金反射膜的铝合金溅射靶

    公开(公告)号：US20100202280A1

    公开(公告)日：2010-08-12

    申请号：US12767325

    申请日：2010-04-26

    申请人： Junichi NAKAI ,  Yuuki TAUCHI ,  Katsutoshi TAKAGI

    发明人： Junichi NAKAI ,  Yuuki TAUCHI ,  Katsutoshi TAKAGI

    IPC分类号： C22C21/00 ,  C22C21/12 ,  C22C21/10 ,  C22C21/02 ,  C23C14/34 ,  G11B3/70

    CPC分类号： G11B7/258 ,  C23C14/14 ,  C23C14/3414 ,  G11B7/2585

    摘要： There are provided an aluminum-alloy reflection film for optical information-recording, having low thermal conductivity, low melting temperature, and high corrosion resistance, capable of coping with laser marking, an optical information-recording medium comprising the reflection film described, and an aluminum-alloy sputtering target for formation of the reflection film described. The invention includes (1) an aluminum-alloy reflection film for optical information-recording, containing an element Al as the main constituent, 1.0 to 10.0 at. % of at least one element selected from the group of rare earth elements, and 0.5 to 5.0 at. % of at least one element selected from the group consisting of elements Cr, Ta, Ti, Mo, V, W, Zr, Hf, Nb, and Ni, (2) an optical information-recording medium comprising any of the aluminum-alloy reflection films described as above, and (3) a sputtering target having the same composition as that for any of the aluminum-alloy reflection films described as above.

    摘要翻译： 提供一种用于光学信息记录的铝合金反射膜，具有低热导率，低熔点温度和高耐蚀性，能够应对激光打标，包括所述反射膜的光学信息记录介质和 用于形成所述反射膜的铝合金溅射靶。 本发明包括（1）含有元素Al作为主要成分的用于光学信息记录的铝合金反射膜，1.0至10.0at。 ％的至少一种选自稀土元素的元素，和0.5至5.0at。 选自由元素Cr，Ta，Ti，Mo，V，W，Zr，Hf，Nb和Ni组成的组中的至少一种元素的％，（2）光学信息记录介质，其包含任何铝合金 如上所述的反射膜，以及（3）与上述铝合金反射膜相同组成的溅射靶。

    Silver alloy reflective film, sputtering target therefor, and optical information recording medium using the same
    9.
    发明申请
    Silver alloy reflective film, sputtering target therefor, and optical information recording medium using the same 失效
    银合金反射膜，溅射靶及其使用的光学信息记录介质

    公开(公告)号：US20060013988A1

    公开(公告)日：2006-01-19

    申请号：US11158079

    申请日：2005-06-22

    申请人： Yuuki Tauchi ,  Junichi Nakai ,  Katsutoshi Takagi

    发明人： Yuuki Tauchi ,  Junichi Nakai ,  Katsutoshi Takagi

    IPC分类号： B32B3/02

    CPC分类号： C23C14/3414 ,  C23C14/185 ,  G11B7/00736 ,  G11B7/258 ,  G11B7/259 ,  Y10T428/21

    摘要： A Ag alloy reflective film for an optical information recording medium contains Ag as a main component, and at least one selected from Nd, Sn, Gd and In in a total amount of more than 3.0 atomic percent and less than or equal to 10 atomic percent. The reflective film can further contain 0.01 to 3 atomic percent of at least one of Bi and Sb, and/or can further contain comprising 20 atomic percent or less of at least one of Mn, Cu, La and Zn. An optical information recording medium includes the Ag alloy reflective film and can be subjected to laser marking. A Ag alloy sputtering target has a similar composition to that of the Ag alloy reflective film.

    摘要翻译： 用于光学信息记录介质的Ag合金反射膜包含Ag作为主要成分，并且选自Nd，Sn，Gd和In中的至少一种总量大于3.0原子％且小于或等于10原子％ 。 反射膜还可以含有0.01〜3原子％的Bi和Sb中的至少一种，和/或可以进一步含有包含20原子％以下的Mn，Cu，La和Zn中的至少一种。 光学信息记录介质包括Ag合金反射膜，并可进行激光打标。 Ag合金溅射靶具有与Ag合金反射膜相似的组成。

    Semi-reflective film and reflective film for optical information recording medium, optical information recording medium, and sputtering target
    10.
    发明申请
    Semi-reflective film and reflective film for optical information recording medium, optical information recording medium, and sputtering target 有权
    用于光学信息记录介质的半反射膜和反射膜，光学信息记录介质和溅射靶

    公开(公告)号：US20050238839A1

    公开(公告)日：2005-10-27

    申请号：US11103615

    申请日：2005-04-12

    申请人： Katsutoshi Takagi ,  Junichi Nakai ,  Yuuki Tauchi

    发明人： Katsutoshi Takagi ,  Junichi Nakai ,  Yuuki Tauchi

    IPC分类号： C22C5/06 ,  C23C14/14 ,  G11B7/253 ,  G11B7/2533 ,  G11B7/2534 ,  G11B7/258 ,  G11B7/259 ,  B32B3/02

    CPC分类号： G11B7/258 ,  G11B7/2533 ,  G11B7/2534 ,  G11B7/259 ,  Y10T428/21

    摘要： The present invention has been completed in view of such situation, and an object of the present invention is to find a Ag based alloy which exhibits high cohesion resistance, high light resistance, high heat resistance, high reflectivity, high transmissivity, low absorptivity, and high thermal conductivity of the level which had not been realized by the pure Ag or by the conventional Ag alloys, and on the bases of such alloy, to provide a semi-reflective film and a reflective film for an optical information recording medium provided with excellent writing/reading properties and long term reliability; sputtering target for an optical information recording medium used in depositing such semi-reflective film and the reflective film; and an optical information recording medium provided with such semi-reflective film or the reflective film. A semi-reflective film or reflective film for an optical information recording medium comprising a Ag based alloy, wherein the Ag based alloy comprises 0.005 to 0.40% (at % unless otherwise noted) of Bi and 0.05 to 5% in total of at least one element selected from Zn, Al, Ga, In, Si, Ge, and Sn.

    摘要翻译： 发明内容本发明是鉴于这种情况而完成的，其目的在于找到具有高内聚力，高耐光性，高耐热性，高反射率，高透射率，低吸收率的Ag系合金，以及 通过纯Ag或常规Ag合金未实现的水平的高导热性，并且在这种合金的基础上，提供半反射膜和用于光学信息记录介质的反射膜，其提供优异的光学信息记录介质 写/读性能和长期可靠性; 用于沉积这种半反射膜和反射膜的光学信息记录介质的溅射靶; 以及设置有这种半反射膜或反射膜的光学信息记录介质。 一种用于光学信息记录介质的半反射膜或反射膜，其包括Ag基合金，其中所述Ag基合金包含Bi的0.005至0.40％（除非另有说明）为0.005至0.40％，并且总共为至少一种为0.05至5％ 元素选自Zn，Al，Ga，In，Si，Ge和Sn。