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    • 1. 发明专利
    • Disk-like optical recording medium
    • 类似光盘记录介质
    • JP2005302249A
    • 2005-10-27
    • JP2004148428
    • 2004-04-14
    • Tdk CorpTdk株式会社
    • UMEKA TAKESHIKOYAMA ATSUSHIIIDA KENTAROUSAMI MAMORU
    • G11B7/24
    • PROBLEM TO BE SOLVED: To provide a disk-like optical recording medium constituted so as to improve chucking property by a driving member on the device side and to prevent peeling of a light transmission layer when the disk-like optical recording medium with a center hole is attached to a recording and reproducing device. SOLUTION: The disk-like optical recording medium is constituted so that this optical disk 10 is provided with a disk-like base 11, an information recording surface 13 formed on at least one surface of the base, the light transmission layer 12 which covers the information recording surface and the center hole 15 positioned at the center of the disk-like base and the center hole has an inclined surface 16 inclined from the surface of the light transmission layer side so that diameter d2 on the light transmission layer side of the center hole becomes larger than diameter d1 on the opposite side of the light transmission layer and no boundary between the base and the light transmission layer is positioned in the inclined surface. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种盘状光学记录介质,其构造成通过装置侧的驱动构件改善夹持性能,并且当盘状光学记录介质具有 中心孔连接到记录和再现装置。 解决方案:盘状光学记录介质被构造成使得该光盘10设置有盘状基座11,形成在基座的至少一个表面上的信息记录表面13,光透射层12 其覆盖信息记录表面和位于盘状基底的中心的中心孔15,并且中心孔具有从透光层侧的表面倾斜的倾斜表面16,使得透光层侧的直径d2 的中心孔的距离变得大于透光层的相反侧的直径d1,并且基部和透光层之间的边界不位于倾斜表面中。 版权所有(C)2006,JPO&NCIPI
    • 2. 发明专利
    • Optical recording disc
    • 光学记录盘
    • JP2005011442A
    • 2005-01-13
    • JP2003175128
    • 2003-06-19
    • Tdk CorpTdk株式会社
    • HAYASHIDA NAOKIITO HIDETAKAYONEYAMA KENJITANAKA KAZUYUKIKOMAKI TAKESHIIIDA KENTARO
    • G11B7/24G11B7/241G11B7/254G11B7/257G11B7/26
    • PROBLEM TO BE SOLVED: To provide an optical recording disk wherein data can be recorded and reproduced without reducing the tracking control characteristics even when fingerprints adhere to an incident surface of a laser beam of the optical recording disk. SOLUTION: The optical recording disk 1 is provided with a substrate 2, a recording layer 5 formed on the substrate, a light transmission layer 7 formed on the recording layer, a hard coat layer 8 formed on the light transmission layer and a lubricant layer 9 formed on the hard coat layer 8. The optical recording disk has such a surface characteristic that the ratio of the surface area occupied by an artificial fingerprint liquid adhering to an unit surface area of the light incident surface is ≤30%, when the artificial fingerprint liquid is made to adhere to the light incident surface in which the laser beam is made incident, after the optical recording disk is preserved for 50 hours under the environment of 80°C and 85% relative humidity. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:为了提供一种光学记录盘,其中即使当指纹粘附到光学记录盘的激光束的入射表面时,也可以不减少跟踪控制特性来记录和再现数据。 解决方案:光记录盘1设置有基板2,形成在基板上的记录层5,形成在记录层上的光透射层7,形成在光透射层上的硬涂层8和 形成在硬涂层8上的润滑剂层9.光记录盘具有这样的表面特性,即,附着在光入射表面的单位表面积上的人造指纹液占据的表面积的比例≤30% 在80℃和85%相对湿度的环境下将光学记录盘保存50小时后,使人造指纹液粘附到入射激光束的光入射表面。 版权所有(C)2005,JPO&NCIPI
    • 3. 发明专利
    • Coating film formation apparatus and coating film formation method
    • 涂膜成膜装置和涂膜成膜方法
    • JP2006212596A
    • 2006-08-17
    • JP2005030365
    • 2005-02-07
    • Tdk CorpTdk株式会社
    • IIDA KENTAROUSAMI MAMORUIDESAWA SEIICHIKOYAMA ATSUSHI
    • B05C11/08B05C9/12B05D1/40B05D3/06G11B7/26
    • PROBLEM TO BE SOLVED: To form a coating film hard to separate from a substrate by a coating film formation apparatus and a coating film formation method for forming the coating film on one face of the substrate by spreading and curing a coating solution.
      SOLUTION: The apparatus comprises a dropwise titration part for dropwise titrating a coating solution, a rotary mechanism for rotating a substrate, a curing treatment part for curing the coating solution by radiating radiation beam, and a control part is constructed so as to form a coating film on one face of a substrate by spreading and curing the coating solution. The control part carries out titration treatment (time t0 to t1) for titrating the coating solution to the center part of the substrate by controlling the titration part, a first rotating speed increase control treatment (time t1 to t2) for controlling the rotary mechanism to increase the rotating speed of the substrate and spread the coating solution titrated on the center, a rotation speed decrease control treatment (time t2 to t3) for controlling the rotary mechanism to decrease the rotating speed of the substrate to a prescribed rotation speed, a second rotating speed increase control treatment (time t4 to t5) for controlling the rotary mechanism to increase the rotating speed of the substrate and further spread the coating solution, and curing treatment for controlling the curing treatment part and radiating radiation beam to the coating solution to carry out curing.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:通过涂膜形成装置形成难以与基板分离的涂膜,以及通过涂布溶液的涂布和固化来在基材的一个表面上形成涂膜的涂膜形成方法。 解决方案:该装置包括用于滴定涂布溶液的滴定部分,用于旋转基底的旋转机构,通过辐射辐射束固化涂布溶液的固化处理部分,以及控制部分,以便 通过涂布溶液的涂布和固化,在基材的一个表面上形成涂膜。 控制部通过控制滴定部进行滴定处理(时刻t0〜t1),用于通过控制滴定部将涂布液滴定到基板的中央部,将用于控制旋转机构的第一转速增加控制处理(时刻t1〜t2) 增加基板的旋转速度并使涂覆溶液滴定在中心,进行旋转速度降低控制处理(时间t2〜t3),以控制旋转机构将基板的旋转速度降低到规定的转速,第二 旋转速度增加控制处理(时间t4至t5),用于控制旋转机构以增加基板的旋转速度并进一步扩展涂布溶液,并且固化处理以控制固化处理部分并将辐射束辐射到涂布溶液以携带 出来治愈。 版权所有(C)2006,JPO&NCIPI
    • 4. 发明专利
    • Manufacturing method of information recording medium and information recording medium manufacturing apparatus
    • 信息记录介质和信息记录介质制造设备的制造方法
    • JP2005302206A
    • 2005-10-27
    • JP2004119413
    • 2004-04-14
    • Tdk CorpTdk株式会社
    • IIDA KENTAROUSAMI MAMORUIDESAWA SEIICHI
    • G11B7/26
    • PROBLEM TO BE SOLVED: To provide a manufacturing method of an information recording medium capable of forming a resin layer having a uniform thickness even in a spin coat using a resin material having low viscosity.
      SOLUTION: When the information recording medium is manufactured by forming the resin layer on an information layer 12 formed on one surface side of a base material 11, the base material 11 is rotated, the resin material R2 is ejected from an ejecting outlet 43b to drop the resin material R2 on one surface side of the base material 11 while the ejecting outlet 43b is moved toward a center part side from an outer edge part of the base material 11 in its state, spin coat of the dropped resin material R2 is performed and the spin-coated resin material R2 is cured to form the resin layer.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:为了提供即使在具有低粘度的树脂材料的旋转涂层中也能形成均匀厚度的树脂层的信息记录介质的制造方法。 解决方案:当通过在形成在基材11的一个表面侧上的信息层12上形成树脂层来制造信息记录介质时,基材11旋转,树脂材料R2从喷射出口 43b将树脂材料R2落在基材11的一个表面侧,同时喷射出口43b在其状态下从基材11的外边缘部分朝向中心部分侧移动,树脂材料R2的旋转涂层 并且旋涂树脂材料R2固化以形成树脂层。 版权所有(C)2006,JPO&NCIPI
    • 5. 发明专利
    • Optical recording disc
    • 光学记录盘
    • JP2005011443A
    • 2005-01-13
    • JP2003175129
    • 2003-06-19
    • Tdk CorpTdk株式会社
    • HAYASHIDA NAOKIITO HIDETAKAYONEYAMA KENJITANAKA KAZUYUKIKOMAKI TAKESHIIIDA KENTARO
    • G11B7/24G11B7/241G11B7/254G11B7/257
    • PROBLEM TO BE SOLVED: To provide an optical recording disk wherein data can be recorded and reproduced without reducing the tracking control characteristics even when fingerprints adhere to an incident surface of a laser beam of the optical recording disk. SOLUTION: The optical recording disk 1 is provided with a substrate 2, a recording layer 5 formed on the substrate, a light transmission layer 7 formed on the recording layer, a hard coat layer 8 formed on the light transmission layer and a lubricant layer 9 formed on the hard coat layer 8. After the optical recording disk is stored for 50 hours under the environment of 80°C and 85% relative humidity, the surface of the lubricant layer 9 which constitutes the light incident surface in which the laser beam is made incident is rubbed ten times by reciprocal movement of a self bonded long staple non-woven fabric impregnated with ethanol. The optical recording disk thus formed has such a surface characteristic that the contact angle of triolein to the surface of the lubricant layer 9 is ≥38° when triolein is dropped onto the surface of the lubricant layer 9. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:为了提供一种光学记录盘,其中即使当指纹粘附到光学记录盘的激光束的入射表面时,也可以不减少跟踪控制特性来记录和再现数据。 解决方案:光记录盘1设置有基板2,形成在基板上的记录层5,形成在记录层上的光透射层7,形成在光透射层上的硬涂层8和 润滑剂层9形成在硬涂层8上。在光记录盘在80℃和85%相对湿度的环境下储存50小时后,构成光入射表面的润滑剂层9的表面,其中 激光束的入射被摩擦浸渍了乙醇的自粘长纤维无纺布的往复运动十次。 如此形成的光记录盘具有这样的表面特性:当三油酸甘油酯滴落到润滑剂层9的表面上时,三油精对润滑剂层9的表面的接触角为≥38°。(C) 2005年,JPO&NCIPI
    • 6. 发明专利
    • Information medium substrate and information medium
    • 信息媒体和信息媒体
    • JP2008004252A
    • 2008-01-10
    • JP2007101258
    • 2007-04-09
    • Tdk CorpTdk株式会社
    • KOYAMA ATSUSHIOSAWA TEPPEIUSHITA TOMOKIIIDA KENTAROUSAMI MAMORUHIJIKATA HIDEKI
    • G11B7/24
    • G11B7/24047G11B7/26
    • PROBLEM TO BE SOLVED: To provide an information medium substrate capable of avoiding a situation where the media tightly contact one another in sticking together and damage occurs, without disturbing recording and reproducing processing and printing processing, etc. SOLUTION: The information medium substrate is formed as a flat plate and includes a convex part 24 (a first convex part) formed on one surface (a surface 11a) of the information medium substrate in a region between a rim part of a center hole 2 for mounting and an inner peripheral edge of an information region A3 (a chucking region A2 in the example) and a convex part 25 (a second convex part) formed on the other surface (a rear surface 11b) at a position that overlaps a protruding end part of the first convex part 24 in a thickness direction of the information medium substrate. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种信息介质基板,其能够避免介质彼此紧密接触并且发生损坏的情况,而不会干扰记录和再现处理和打印处理等。解决方案: 信息介质基板形成为平板,并且包括在用于安装的中心孔2的边缘部分之间的区域中形成在信息介质基板的一个表面(表面11a)上的凸部24(第一凸部) 和信息区域A3的内周边缘(在该示例中为夹持区域A2)和在与突出端部分重叠的位置处形成在另一表面(后表面11b)上的凸部25(第二凸部) 的第一凸部24在信息介质基板的厚度方向上。 版权所有(C)2008,JPO&INPIT
    • 7. 发明专利
    • Coating material composition and optical information medium using the same
    • 涂料组合物和使用该材料的光学信息介质
    • JP2006216134A
    • 2006-08-17
    • JP2005026465
    • 2005-02-02
    • Tdk CorpTdk株式会社
    • ITO HIDETAKATANAKA KAZUYUKIYONEYAMA KENJIIIDA KENTAROHAYASHIDA NAOKI
    • G11B7/254G11B7/24G11B7/257
    • PROBLEM TO BE SOLVED: To provide a coating material composition useful for forming a protective coat layer, having proper hardness and superior antistatic properties on the surface of an optical information medium, and to provide an optical information medium that uses the coating material composition. SOLUTION: The coating material composition for the optical information medium contains at least a quaternary ammonium compound (A), having an active energy ray-polymerizable group and a quaternary ammonium salt group, a curable compound (B) having three or more active energy ray-polymerizable groups in a molecule and silica fine particles (C) whose surfaces are modified. The optical information medium has the protective coat layer 8, containing a cured material of the coating material composition. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种用于形成保护涂层的涂料组合物,其在光学信息介质的表面上具有适当的硬度和优异的抗静电性,并提供使用该涂料的光学信息介质 组成。 光学信息介质的涂料组合物至少含有具有活性能量射线聚合性基团和季铵盐基团的季铵化合物(A),具有三个以上的固化性化合物(B) 分子中的活性能量射线可聚合基团和其表面被修饰的二氧化硅细颗粒(C)。 光学信息介质具有包含涂料组合物的固化材料的保护涂层8。 版权所有(C)2006,JPO&NCIPI
    • 8. 发明专利
    • Apparatus and method for forming coating film
    • 用于形成涂膜的装置和方法
    • JP2006181427A
    • 2006-07-13
    • JP2004376133
    • 2004-12-27
    • Tdk CorpTdk株式会社
    • IIDA KENTAROUSAMI MAMORUIDESAWA SEIICHIOGIWARA KAZUHIRONAKAMURA KENJIKOMAKI TAKESHI
    • B05C11/08B05C9/12B05D1/40B05D3/06G11B7/26
    • PROBLEM TO BE SOLVED: To form a coating film to be hardly exfoliated from a base material on the base material. SOLUTION: This apparatus for forming the coating film is provided with: a dropping part for dropping a resin material R; a moving mechanism for moving a discharge port 61; a rotating mechanism for rotating the base material 11; a curing part for curing the resin material R by irradiating it with radioactive rays; and a control part so that the dropped resin material R is spread and cured to form the coating film on the surface 11a of the base material 11. The control part executes: the first dropping work of dropping the resin material R in the corner part 11d of the exterior surface 11a and outer peripheral surface 11c of the base material 11 after the discharge port 61 is moved to the corner part 11d; the second dropping work of dropping the resin material R in the central part of the base material 11 after the discharge port 61 is moved to the central part; the spreading work of spreading the resin material R dropped in the central part to the corner part 11d by accelerating the rotational speed of the base material 11; and the curing work of curing the spread resin material R by irradiating it with radioactive rays. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:形成在基材上难以从基材剥离的涂膜。 < P>解决方案:该涂膜形成装置设有:用于滴落树脂材料R的落下部分; 用于移动排出口61的移动机构; 用于旋转基材11的旋转机构; 用于通过用放射线照射来固化树脂材料R的固化部分; 以及控制部分,使得滴下的树脂材料R被扩散和固化,以在基材11的表面11a上形成涂膜。控制部分执行将树脂材料R落在角部11d中的第一次滴落工作 在排出口61移动到角部11d之后的基材11的外表面11a和外周面11c; 在排出口61移动到中心部分之后,将树脂材料R落在基材11的中心部分的第二次滴落工作; 通过加速基材11的旋转速度,将树脂材料R扩散到中心部分到拐角部分11d的铺展作业; 以及通过用放射线照射来固化铺展树脂材料R的固化工作。 版权所有(C)2006,JPO&NCIPI
    • 9. 发明专利
    • Optical recording disk
    • 光学记录盘
    • JP2005011441A
    • 2005-01-13
    • JP2003175127
    • 2003-06-19
    • Tdk CorpTdk株式会社
    • HAYASHIDA NAOKIITO HIDETAKAYONEYAMA KENJITANAKA KAZUYUKIKOMAKI TAKESHIIIDA KENTARO
    • G11B7/24G11B7/004G11B7/254G11B7/257
    • PROBLEM TO BE SOLVED: To provide an optical recording disk wherein data can be recorded and reproduced without reducing the tracking control characteristics even when fingerprints adhere to the incident surface of a laser beam of the optical recording disk. SOLUTION: The optical recording disk 1 is provided with a substrate 2, a recording layer 5 formed on the substrate, a light transmission layer 7 formed on the recording layer, a hard coat layer 8 formed on the light transmission layer and a lubricant layer 9 formed on the hard coat layer 8. The optical recording disk has such a surface characteristic that the contact angle of triolein to the surface of the lubricant layer 9 is ≥38° when triolein is dripped onto the surface of the lubricant layer 9 which constitutes the light incident surface in which a laser beam is made incident, after the optical recording disk is preserved for 50 hours under the environment of 80°C and 85% relative humidity. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:为了提供一种光学记录盘,即使当指纹粘附到光学记录盘的激光束的入射表面时,数据可以被记录和再现而不降低跟踪控制特性。 解决方案:光记录盘1设置有基板2,形成在基板上的记录层5,形成在记录层上的光透射层7,形成在光透射层上的硬涂层8和 润滑剂层9形成在硬涂层8上。光记录盘具有这样的表面特性:当三油酸甘油酯滴在润滑层9的表面上时,三油精对润滑剂层9的表面的接触角为≥38° 其在光记录盘在80℃和85%相对湿度的环境下保存50小时后,构成入射了激光束的光入射面。 版权所有(C)2005,JPO&NCIPI
    • 10. 发明专利
    • Optical recording disk
    • 光学记录盘
    • JP2005011440A
    • 2005-01-13
    • JP2003175126
    • 2003-06-19
    • Tdk CorpTdk株式会社
    • HAYASHIDA NAOKIITO HIDETAKAYONEYAMA KENJITANAKA KAZUYUKIKOMAKI TAKESHIIIDA KENTARO
    • G11B7/24G11B7/26
    • PROBLEM TO BE SOLVED: To provide an optical recording disk wherein aggravation of jitter can be effectively prevented even when fingerprints adhere to the incident surface of a laser beam. SOLUTION: The optical recording disk 1 is provided with a substrate 2, a recording layer 5 formed on the substrate, a light transmission layer 7 formed on the recording layer, a hard coat layer 8 formed on the light transmission layer and a lubricant layer 9 formed on the hard coat layer 8. In the optical recording disk, when operation that an artificial fingerprint liquid is made to adhere to the incident surface that the laser beam is made incident and the artificial fingerprint liquid adhering to the incident surface is wiped off is repeated ten times, after the optical recording disk is preserved for 50 hours under the environment of 80°C and 85% relative humidity, a jitter value is made to be 1.15 times as much as the jitter value before the artificial fingerprint liquid is made to adhere or less. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:为了提供一种光学记录盘,即使当指纹粘附到激光束的入射表面时,也可以有效地防止抖动的恶化。 解决方案:光记录盘1设置有基板2,形成在基板上的记录层5,形成在记录层上的光透射层7,形成在光透射层上的硬涂层8和 润滑剂层9形成在硬涂层8上。在光学记录盘中,当使人造指纹液粘附到入射的激光束的入射表面和附着在入射表面上的人造指纹液的操作是 擦除重复十次,光学记录盘在80℃和85%相对湿度的环境下保存50小时后,抖动值为人造指纹液之前的抖动值的1.15倍 被粘附或更少。 版权所有(C)2005,JPO&NCIPI