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1. 发明专利

JP2004319046A Sheet for manufacturing optical recording medium, and optical recording medium 有权
公开(公告)号：JP2004319046A
公开(公告)日：2004-11-11
申请号：JP2003114698
申请日：2003-04-18
申请人： Lintec Corp , Sony Corp , ソニー株式会社 , リンテック株式会社
发明人： YAMAZAKI TAKESHI , YUKIMOTO TOMOMI , MIYATA TAKESHI , KATO KAZUYA , KUBOTA ARATA
IPC分类号： G11B7/24 , B32B3/02 , G11B7/243 , G11B7/246 , G11B7/247 , G11B7/248 , G11B7/254 , G11B7/256 , G11B7/257 , G11B7/26
CPC分类号： G11B7/256 , G11B7/246 , G11B7/247 , G11B7/248 , Y10T428/21
摘要： PROBLEM TO BE SOLVED: To provide a writable optical recording medium from which recorded information can be accurately reproduced even when recording/erasure or reproduction of the information are repetitively performed and to provide a sheet for manufacturing the optical recording medium by which such an optical recording medium can be manufactured. SOLUTION: The sheet 1 for manufacturing the optical disk provided with an adhesive layer 11 having ≤1.9 J/g°C specific heat capacity at 80°C after the adhesive layer is cured and a protective sheet 12 is laminated on an information recording layer 3 (a laminated body of a reflection film 31, a dielectric film 32, a phase transition film 33 and a dielectric film 32') formed on an optical recording medium substrate 2. COPYRIGHT: (C)2005,JPO&NCIPI

2. 发明专利

JP2006164479A Adhesive film for optical information recording medium, and optical information recording medium 审中-公开
标题翻译：光学信息记录介质胶带和光信息记录介质
公开(公告)号：JP2006164479A
公开(公告)日：2006-06-22
申请号：JP2004358588
申请日：2004-12-10
申请人： Lintec Corp , Sony Corp , ソニー株式会社 , リンテック株式会社
发明人： KATO KAZUYA , SEKIYA MASAHIKO , KUBOTA ARATA , YAMAZAKI TAKESHI , YUKIMOTO TOMOMI
IPC分类号： G11B7/256 , G11B7/24
摘要： PROBLEM TO BE SOLVED: To provide an adhesive film for an optical information recording medium and the optical information recording medium using the same which suppresses the generation of an interference pattern in the optical information recording medium, without disturbing reading/writing or the like to the optical information recording medium. SOLUTION: In this adhesive film 17 for optical information recording medium provided with an adhesives layer 18, a coloring agent 18b is contained in the adhesives layer 18, which has a maximum optical absorption peak wavelength (λ max ) in a wavelength region different from a laser wavelength (λ rw ), where λ rw is the laser wavelength when the reading/writing to the optical information recording medium is performed. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：为了提供一种用于光信息记录介质的粘合膜和使用该粘合膜的光信息记录介质，其抑制在光信息记录介质中产生干涉图案，而不干扰读/写或类似于光学信息记录介质。解决方案：在这种具有粘合剂层18的光学信息记录介质用粘合膜17中，着色剂18b包含在粘合剂层18中，粘合剂层18具有最大的光吸收峰值波长（λ< SB>）与激光波长（λ rw ）不同的波长区域，其中λ rw 是当对光学信息记录介质的读/写是执行。版权所有（C）2006，JPO＆NCIPI

3. 发明专利

JP2003203387A PROTECTIVE FILM FOR OPTICAL DISK AND OPTICAL DISK USING THE SAME 审中-公开
公开(公告)号：JP2003203387A
公开(公告)日：2003-07-18
申请号：JP2002002713
申请日：2002-01-09
申请人： LINTEC CORP , SONY CORP
发明人： YAMAZAKI TAKESHI , YUKIMOTO TOMOMI , KATO KAZUYA
IPC分类号： G11B7/24 , G11B7/254 , G11B7/256
摘要： PROBLEM TO BE SOLVED: To provide a protective film for an optical disk which is used for protecting an information recording layer of the optical disk and does not hinder the recording and reproducing functions of the information of the optical disk and the optical disk using the same. SOLUTION: The protective film for the optical disk having an acrylic tacky adhesive layer on one surface of a light transparent base material film formed by using a film which is ≤10% in the change rate (X) of transmittance expressed by the relation [1] X(%)=[(T a -T b )/T a ]×100...[1] by defining the initial transmittance to light of a wavelength 405 nm of the protective film for the optical disk as T a and the transmittance to the light of the wavelength after leaving for 1,000 hours under the environment of 80°C and relative humidity 85% as T b and is ≤10 ppm respectively in the amounts of elution of the halogen ions and alkaline ions in the acrylic tacky adhesive forming the acrylic tacky adhesive layer and the optical disk using such protective film. COPYRIGHT: (C)2003,JPO

4. 发明专利

JP2003151181A OPTICAL DISK STICKING DEVICE 审中-公开
公开(公告)号：JP2003151181A
公开(公告)日：2003-05-23
申请号：JP2001342177
申请日：2001-11-07
申请人： LINTEC CORP , SONY CORP
发明人： HAYASAKA TAKUYA , YAMAZAKI TAKESHI , YUKIMOTO TOMOMI
IPC分类号： G11B7/26 , B29C63/00 , B32B38/10 , B32B38/18 , B65C1/02 , B65C9/00 , B65C9/18 , B65C9/26 , G11B7/00 , G11B7/24
摘要： PROBLEM TO BE SOLVED: To increase an optical disk manufacturing efficiency by automatically sticking a protective label to an optical disk recording substrate. SOLUTION: The sticking device 20 of a DVR as an optical disk is provided with a surface side peeling-off means 24 for peeling off a protective film P1 from a protective label L to which the protective film P1 and a peeling-off material D are stuck, a peel plate 25 for peeling off the peeling-off material D from the protective label L from which the protective film P1 is peeled off, and a sticking means 29 for pressing the protective label L after the protective film P1 and the peeling-off material D are peeled off to a DVR recording substrate B by a predetermined pressing force to stick it to the DVR recording substrate B.

5. 发明专利

JP2006052260A Coating composition, coated film, method for producing the coated film, and optical recording medium 审中-公开
标题翻译：涂料组合物，涂膜，生产涂膜的方法和光记录介质
公开(公告)号：JP2006052260A
公开(公告)日：2006-02-23
申请号：JP2004233427
申请日：2004-08-10
申请人： Lintec Corp , Sony Corp , ソニー株式会社 , リンテック株式会社
发明人： HONGO YUUKI , SHIYOJI SATORU , SENOO HIDEO , YAMAZAKI TAKESHI , YUKIMOTO TOMOMI
IPC分类号： C09D4/00 , B05D7/24 , B32B27/16 , C08J7/04 , C08L69/00 , C09D7/12 , C09D163/00 , G02B1/10 , G11B7/24 , G11B7/254 , G11B7/257 , G11B7/26
CPC分类号： G11B7/26 , G11B7/24056 , G11B7/252 , G11B7/2542 , G11B7/256
摘要： PROBLEM TO BE SOLVED: To provide a coating composition capable of forming a highly smooth surface on a coated surface, by covering convexities and foreign materials, even when they exist on the surface to be coated, to provide a method for producing a coated film, to provide the coated film having high surface smoothness, and to provide an optical recording medium.
SOLUTION: This coating composition contains a coating agent containing an ionizing radiation-curable compound as a main component and a solvent, wherein concentration (a) (wt%) of the coating agent and surface tension (b) (dyne/cm) of the coating composition satisfy inequality: (b)≤[-(a)/15]+26, under such a condition that the concentration (a) of the coating agent in the coating composition satisfies inequality: 0
摘要翻译：要解决的问题：为了提供一种能够在涂布表面上形成高度光滑表面的涂料组合物，即使当它们存在于待涂覆的表面上时，也可以通过覆盖凸起和异物来提供一种制备方法以提供具有高表面平滑度的涂膜，并提供光记录介质。该涂料组合物含有以电离辐射固化性化合物为主要成分的涂料和溶剂，其中涂布剂的浓度（a）（重量％）和表面张力（b）（达因/厘米2 ）满足不等式：（b）≤[ - （a）/ 15] +26，在涂料组合物中涂布剂的浓度（a）满足不等式的条件下：0 <（a）≤ 60。将涂料组合物涂布到保护膜11的表面并固化，形成硬涂层12。版权所有（C）2006，JPO＆NCIPI

6. 发明专利

JP2005346841A Disk manufacturing device and manufacturing method 审中-公开
标题翻译：磁盘制造设备和制造方法
公开(公告)号：JP2005346841A
公开(公告)日：2005-12-15
申请号：JP2004165822
申请日：2004-06-03
申请人： Sony Corp , ソニー株式会社
发明人： YAMAZAKI TAKESHI , AKIYAMA SHOJI , YUKIMOTO TOMOMI
IPC分类号： G11B7/26
摘要： PROBLEM TO BE SOLVED: To provide a disk manufacturing device and a disk manufacturing method for eliminating or reducing the inclusion of air bubbles between a disk substrate and a transfer substrate. SOLUTION: The shape of pits or the like provided on the transfer substrate is transferred to the disk substrate 31 mounted on a disk stage 52. An outer peripheral ring 55 is elevated, the transfer substrate 33 and the disk substrate 31 are kept at a prescribed interval, then a roughly semispherical press fixing pad 57 is lowered to pressurize the transfer substrate 33, and thus the transfer substrate 33 and the disk substrate 31 are press fixed from the vicinity of the center. By lowering the press fixing pad 57 further, press fixation is successively performed to the periphery of the disk substrate 31. Also, by lowering the outer peripheral ring 55 in accordance with the lowering operation of the press fixing pad 57, the air bubbles are efficiently removed. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种用于消除或减少在盘基板和转印基板之间的气泡夹带的盘制造装置和盘制造方法。解决方案：设置在转印基板上的凹坑等的形状被转印到安装在盘台52上的盘基板31上。外周环55升高，转印基板33和盘基板31保持以规定的间隔，然后降低大致半球状的压力固定板57，以对转印基板33加压，由此转印基板33和盘基板31从中心附近被压固。通过进一步降低压力固定板57，对盘基板31的周围依次进行压力固定。另外，通过按压定影垫57的下降动作降低外周环55，有效地使气泡除去。版权所有（C）2006，JPO＆NCIPI

7. 发明专利

JP2002042376A OPTICAL DISK 审中-公开
公开(公告)号：JP2002042376A
公开(公告)日：2002-02-08
申请号：JP2001230425
申请日：2001-07-30
申请人： SONY CORP
发明人： YAMAZAKI TAKESHI , YUKIMOTO TOMOMI , FURUKI MOTOHIRO , KASHIWAGI TOSHIYUKI
IPC分类号： G11B7/24 , G11B7/254 , G11B7/257
摘要： PROBLEM TO BE SOLVED: To provide an optical disk having a light-transmitting layer of uniformly thin thickness. SOLUTION: The light-transmitting layer of this optical disk is obtained by sticking a transparent film 2 on a substrate 1, while a pressure-sensitive self-adhesive sheet 3 or a dry photopolymer sheet is interposed between the film 2 and the substrate. The first signal recording surface 1a is formed on the sticking surface of the substrate 1, and the second signal recording surface 2a is formed on the sticking surface of the film 2. Information signals are recorded on the surfaces 1a, 2a and/or reproduced from the surfaces 1a, 2a from the light-transmitting layer, which consists of the sheet 3 or the dry photopolymer sheet and the film 2 side.

8. 发明专利

JP2000322768A OPTICAL RECORDING MEDIUM 失效
公开(公告)号：JP2000322768A
公开(公告)日：2000-11-24
申请号：JP13336199
申请日：1999-05-13
申请人： SONY CORP
发明人： FURUKI MOTOHIRO , YUKIMOTO TOMOMI , YAMAZAKI TAKESHI
IPC分类号： G11B7/24 , G11B7/254
摘要： PROBLEM TO BE SOLVED: To prevent a light transmissive layer from generating flaw or deformation and thereby to enable excellent recording and reproducing. SOLUTION: In an optical recording medium in which a recording layer 2 is formed on a supporting body 1 of 0.3 to 1.2 mm thickness, the sheet-shaped light transmissive layer 3 of 3 to 177 μm thickness is stuck onto the recording layer and recording and reading-out of information is executed by being irradiated with light from a light transmissive layer side, a surface of the light transmissive layer 3 is surface-treated in order to increase hardness, to reduce frictional coefficient and to prevent electrification. For instant, hardness of the uppermost surface of the surface-treated light transmissive layer 3 is >=13 HMV Vickers Hardness. Otherwise hardness measured by a nanoindentation method is >=0.5 GPa and Young's modulus is >=4 GPa.

9. 发明专利

JPH11191240A OPTICAL RECORD MEDIUM AND ITS PRODUCTION 失效
公开(公告)号：JPH11191240A
公开(公告)日：1999-07-13
申请号：JP35820897
申请日：1997-12-25
申请人： SONY CORP
发明人： FURUKI MOTOHIRO , YUKIMOTO TOMOMI
IPC分类号： G11B7/24
摘要： PROBLEM TO BE SOLVED: To assure the hardness of a light transparent layer surface and to assure good reliability by suppressing the shrinkage of the light transparent layer, thereby suppressing a skew to a small level. SOLUTION: A reflection film 3 is formed on at least one main surface 1a of a substrate 1 having a thickness of 0.3 to 1.2 (mm) and the light transparent layer 5 of a thickness of 3 to 177 (μm) consisting of a photosetting resin at least partly cured by a cation polymn. reaction is formed thereon. The one main surface 1a of the substrate 1 preferably has uneven parts. The medium preferably has at least a recording film 4 between the reflection film 3 and the light transparent layer 5. The photosetting resin which forms at least part of the light transparent layer 5 and is cured by the cation polymn. reaction is photoset and is preserved in an atmosphere of 20 to 100 ( deg.C). The photosetting described above is preferably executed in the atmosphere of relative humidity

10. 发明专利

JP2006114171A Substrate for optical disk, and its manufacturing method 审中-公开
标题翻译：光盘基板及其制造方法
公开(公告)号：JP2006114171A
公开(公告)日：2006-04-27
申请号：JP2004302658
申请日：2004-10-18
申请人： Sony Corp , Toppan Printing Co Ltd , ソニー株式会社 , 凸版印刷株式会社
发明人： UMEYAMA HIROSHI , TANIGUCHI MASAYUKI , NIIMI KENICHI , KINOSHITA TOSHIRO , YAMAZAKI TAKESHI , YUKIMOTO TOMOMI
IPC分类号： G11B7/253 , G11B7/24 , G11B7/26
摘要： PROBLEM TO BE SOLVED: To provide a substrate for an optical disk which has satisfactory smoothness and can be easily broken by cutting, peeling and the like for protecting information at the time of disposal and from which a reflection layer and a recording layer are easily separated even when these layers are provided and which hardly influence on the environment even when being discarded and to provide its manufacturing method. SOLUTION: In the substrate 10 for the optical disk having a paper layer, resin layers provided on both surfaces of the paper layer and resin film layers provided on the surfaces of the resin layers, average thickness of a first resin layer 12 is greater than the maximum height Rmax of the surface of the paper layer 11, the surface of a first resin film layer 14 provided on the surface of the first resin layer 12 has ≤0.2 μm centerline mean roughness Ra and ≤3.0 μm maximum height Rmax. The manufacturing method of the substrate for the optical disk has a coating step for applying a resin on the surface of a paper so that average thickness of the resin is made greater than the maximum height Rmax of the surface of the paper to smooth the surface of the resin. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：解决问题的方案为了提供一种具有令人满意的平滑度的光盘的基板，并且能够容易地通过切割，剥离等来进行破坏，以便在处置时保护信息，并且反射层和记录层即使设置这些层也容易分离，即使被废弃也难以影响环境，并且提供其制造方法。解决方案：在具有纸层的光盘的基板10中，设置在纸层的两个表面上的树脂层和设置在树脂层的表面上的树脂膜层，第一树脂层12的平均厚度为大于纸层11的表面的最大高度Rmax时，设置在第一树脂层12的表面上的第一树脂膜层14的表面具有≤0.2μm的中心线平均粗糙度Ra和≤3.0μm的最大高度Rmax。用于光盘的基板的制造方法具有涂布步骤，用于在纸的表面上施加树脂，使得树脂的平均厚度大于纸的表面的最大高度Rmax以平滑表面树脂。版权所有（C）2006，JPO＆NCIPI

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