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公开(公告)号：US20070172584A1
公开(公告)日：2007-07-26
申请号：US11657720
申请日：2007-01-25
IPC分类号： B05D5/12
CPC分类号： G11B5/855
摘要： A method of manufacturing a patterned magnetic recording medium includes coating a magnetic film with a resist which is decomposed by exposure to electromagnetic radiation or an electron beam to have a low molecular weight, forming a pattern on the resist by an imprinting method, transferring the pattern to the magnetic film by using the resist having the pattern formed thereon as a mask, and removing the resist by exposing the resist to the electromagnetic radiation or the electron beam.
摘要翻译： 图案化磁记录介质的制造方法包括：通过用电磁辐射或电子束分解的抗蚀剂涂覆磁性膜以具有低分子量，通过压印方法在抗蚀剂上形成图案，转印图案 通过使用其上形成有图案的抗蚀剂作为掩模，并且通过将抗蚀剂暴露于电磁辐射或电子束来除去抗蚀剂到磁性膜。
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公开(公告)号：US20070065588A1
公开(公告)日：2007-03-22
申请号：US11520023
申请日：2006-09-13
CPC分类号： G11B5/855
摘要： A method of forming patterns includes coating a toroidal substrate having a center hole with an imprint material containing a precursor of a metal oxide film, selected from the group consisting of a metal alkoxide and a metal oxide, and an ether type nonionic surfactant containing fluorine or silicon, imprinting a stamper on the imprint material to transfer patterns of protrusions and recesses of the stamper to the imprint material, and removing organic components from the imprint material through plasma processing or heat treatment to form a metal oxide film having patterns of protrusions and recesses.
摘要翻译： 形成图案的方法包括用具有中心孔的环形基板涂覆含有金属氧化物膜的前体的压印材料，所述金属氧化物膜的前体选自金属醇盐和金属氧化物，以及含有氟的醚型非离子表面活性剂 硅，在压印材料上压印压模以将压模的突起和凹陷的图案转印到压印材料，以及通过等离子体处理或热处理从压印材料中去除有机组分以形成具有突起和凹陷图案的金属氧化物膜 。
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3.发明授权公开(公告)号：US08372253B2
公开(公告)日：2013-02-12
申请号：US12950235
申请日：2010-11-19
CPC分类号： C25D1/10 , B82Y10/00 , B82Y40/00 , G03F7/0002 , G11B5/82 , G11B5/855 , Y10T428/24612
摘要： According to one embodiment, patterns of protrusions and recesses includes a substrate including a conductive region on at least one major surface, and a projecting pattern layer formed on the conductive region on the major surface, and made of a microcrystalline material, a polycrystalline material, an amorphous material, or an oxide of the microcrystalline, polycrystalline, or amorphous material.
摘要翻译： 根据一个实施例，突起和凹陷的图案包括在至少一个主表面上包括导电区域的基板和形成在主表面上的导电区域上并由微晶材料制成的突出图案层，多晶材料， 非晶材料或微晶，多晶或无定形材料的氧化物。
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4.发明申请STAMPER, METHOD OF MANUFACTURING THE STAMPER, AND MAGNETIC RECORDING MEDIUM MANUFACTURING METHOD USING THE STAMPER 失效冲压器，制造冲压件的方法和使用冲压器的磁记录介质制造方法公开(公告)号：US20120000885A1
公开(公告)日：2012-01-05
申请号：US13093221
申请日：2011-04-25
申请人： Masatoshi Sakurai , Satoshi Shirotori , Seiji Morita , Shinobu Sugimura , Takuya Shimada , Yoshiyuki Kamata
发明人： Masatoshi Sakurai , Satoshi Shirotori , Seiji Morita , Shinobu Sugimura , Takuya Shimada , Yoshiyuki Kamata
摘要： According to one embodiment, a stamper manufacturing method includes forming a conductive material concentration gradient layer including the projections pattern, and a composition ratio of a buffering agent to a conductive material in the conductive material concentration gradient layer reducing in a thickness direction from a master side.
摘要翻译： 根据一个实施例，压模制造方法包括形成包括突起图案的导电材料浓度梯度层，并且导电材料浓度梯度层中的缓冲剂与导电材料的组成比在厚度方向上从主侧减小 。
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5.发明授权公开(公告)号：US08043516B2
公开(公告)日：2011-10-25
申请号：US12400224
申请日：2009-03-09
IPC分类号： B44C1/22
摘要： According to one embodiment, a method of manufacturing a magnetic recording medium includes forming protruded magnetic patterns on a substrate, depositing a nonmagnetic material in recesses between the magnetic patterns and on the magnetic patterns, and etching back the nonmagnetic material using an oxygen-containing etching gas while reforming a surface of the nonmagnetic material.
摘要翻译： 根据一个实施例，一种制造磁记录介质的方法包括在基片上形成突出的磁图案，在非磁性材料之间的磁性图案之间的凹槽中和非磁性材料上沉积非磁性材料，并使用含氧蚀刻 气体同时重整非磁性材料的表面。
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6.发明授权Magnetic recording medium with magnetic film pattern sidewalls having at least two faces of different slope angles and magnetic recording apparatus having the same 有权具有磁膜图案侧壁的磁记录介质具有至少两个具有不同倾斜角的面和具有其的磁记录装置公开(公告)号：US07983004B2
公开(公告)日：2011-07-19
申请号：US11822132
申请日：2007-07-02
IPC分类号： G11B5/82
摘要： According to one embodiment, there is provided a magnetic recording media including a substrate, and a magnetic recording layer including magnetic film patterns formed in a protruded form on the substrate, sidewalls of the magnetic film patterns having at least two faces of different slope angles.
摘要翻译： 根据一个实施例，提供一种包括基板的磁记录介质和包括在基板上形成为突出形状的磁膜图案的磁记录层，磁膜图案的侧壁具有至少两个不同倾斜角的面。
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公开(公告)号：US07923136B2
公开(公告)日：2011-04-12
申请号：US12431671
申请日：2009-04-28
IPC分类号： G11B5/66
CPC分类号： G11B5/855
摘要： According to one embodiment, a magnetic recording medium includes magnetic patterns made of a ferromagnetic recording layer containing Co, and a nonmagnetic layer which separates the magnetic patterns and has a lower Co concentration than the magnetic patterns.
摘要翻译： 根据一个实施例，磁记录介质包括由包含Co的铁磁记录层制成的磁图案和分离磁图案并且具有比磁图案低的Co浓度的非磁性层。
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公开(公告)号：US20090317662A1
公开(公告)日：2009-12-24
申请号：US12548374
申请日：2009-08-26
CPC分类号： G11B5/855
摘要： A magnetic recording medium has magnetic patterns formed of a patterned ferromagnetic layer, and a non-magnetic layer including a component of the ferromagnetic layer and separating the magnetic patterns, in which a thickness “a” of the non-magnetic layer and a thickness “b” of the magnetic patterns satisfy a relationship of: a
摘要翻译： 磁记录介质具有由图案化的铁磁层形成的磁图案和包含铁磁性层的成分的非磁性层，并分离磁性图案，其中非磁性层的厚度“a”和厚度“ 磁性图案的“b”满足以下关系：a
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9.发明申请METHOD OF MANUFACTURING DISCRETE TRACK RECORDING MEDIUM AND DISCRETE TRACK RECORDING MEDIUM 失效分离轨迹记录介质和分离轨迹记录介质的制造方法公开(公告)号：US20090195929A1
公开(公告)日：2009-08-06
申请号：US12400446
申请日：2009-03-09
CPC分类号： G11B5/855
摘要： According to one embodiment, a method of manufacturing a discrete track recording medium includes forming protruded magnetic patterns on a substrate, and repeating processes of depositing a nonmagnetic material so as to be filled in recesses between the magnetic patterns and etching back the nonmagnetic material two or more times with rotating the substrate in a plane thereof by an angle less than one revolution.
摘要翻译： 根据一个实施例，制造离散轨道记录介质的方法包括在基板上形成突出的磁图案，并且重复沉积非磁性材料以便填充在磁性图案之间的凹部中并且蚀刻非磁性材料2或 更多次，使基板在其平面内以小于一转的角度旋转。
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10.发明申请公开(公告)号：US20070230055A1
公开(公告)日：2007-10-04
申请号：US11723977
申请日：2007-03-22
IPC分类号： G11B5/82
CPC分类号： G11B5/82 , G11B5/667 , G11B5/72 , G11B5/7315 , G11B5/7325 , G11B5/855
摘要： A magnetic recording media includes a toroidal substrate, a surface thereof is divided into a recording area located in a central part between an outer peripheral edge and an inner peripheral edge, edge areas located within 100 μm or more and 2,000 μm or less from the outer and inner peripheral edges, respectively, and adjacent areas located between the edge areas and the recording area, respectively, a magnetic film on the substrate, and a protective film on the magnetic film, in which the magnetic film is thinner in the edge areas than that in the adjacent areas, and at least a part of the protective film in the edge areas is thicker than that in the adjacent areas.
摘要翻译： 磁记录介质包括环形基板，其表面被分成位于外周边缘和内周边缘之间的中心部分的记录区域，位于距离外部边缘100μm以上且2000μm以下的边缘区域 分别位于边缘区域和记录区域之间的内周边缘和相邻区域，基板上的磁性膜和磁性膜上的保护膜，其中磁性膜在边缘区域中比薄 在相邻区域中，边缘区域中的保护膜的至少一部分比相邻区域的保护膜厚。
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