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    • 1. 发明授权
    • Nucleic acid extraction method
    • 核酸提取法
    • US06255478B1
    • 2001-07-03
    • US09476379
    • 2000-01-03
    • Shigeru KomaiKatsuya DaimonYutaka Takarada
    • Shigeru KomaiKatsuya DaimonYutaka Takarada
    • C07H2100
    • B01L3/502B01L3/5082B01L2200/026B01L2300/042B01L2300/046B01L2300/049B01L2400/0487B01L2400/0622B01L2400/0644C12N15/1013G01N1/405G01N35/0098G01N2035/0436Y10S435/82
    • This invention provides an apparatus for extracting nucleic acids from nucleic acid-containing samples, particularly biological samples, and more particularly to a nucleic acid extraction apparatus well suited for the nucleic acid extraction method utilizing a nucleic acid-binding magnetic carrier. The nucleic acid extraction apparatus of the invention comprises (1) a group of extraction vessels each comprising a reactor tube in which a sample, a reagent solution, and a magnetic carrier are admixed and reacted, a drain cup for pooling an unwanted component solution, and a nucleic acid recovery tube all as secured to a support, (2) a distribution means for introducing a solution into each of the extraction vessels, (3) a stirring means for mixing the solution and magnetic carrier in the reactor tube, (4) a holding means for holding the magnetic carrier stationary within the vessel, (5) a discharging means for discharging the solution from the reactor tube while the magnetic carrier is held stationary, (6) a heating means for heating the solution and magnetic carrier in the reactor tube, and (7) a transfer means for serially transferring the vessels to the given positions where the distribution means, stirring means, holding means, discharging means and heating means are respectively disposed.
    • 本发明提供了一种用于从含核酸的样品,特别是生物样品中提取核酸的装置,更具体地说,涉及一种利用核酸结合磁性载体的核酸提取方法。 本发明的核酸提取装置包括(1)一组提取容器,每个提取容器均包含反应器管,其中将样品,试剂溶液和磁性载体混合并反应,用于汇集不想要的组分溶液的排水杯, (2)用于将溶液引入每个提取容器的分配装置,(3)用于将溶液和磁性载体混合在反应器管中的搅拌装置,(4) )用于将磁性载体固定在容器内的保持装置,(5)一个放电装置,用于在磁性载体保持静止时将溶液从反应器管排出;(6)加热装置,用于将溶液和磁性载体加热 反应器管和(7)用于将容器串联地转移到分配装置,搅拌装置,保持装置,排出装置和加热装置相应的给定位置的传送装置 被处置。
    • 3. 发明授权
    • Nucleic acid extraction apparatus
    • 核酸提取装置
    • US06281008B1
    • 2001-08-28
    • US09241242
    • 1999-02-01
    • Shigeru KomaiKatsuya DaimonYutaka Takarada
    • Shigeru KomaiKatsuya DaimonYutaka Takarada
    • C12M300
    • B01L3/502B01L3/5082B01L2200/026B01L2300/042B01L2300/046B01L2300/049B01L2400/0487B01L2400/0622B01L2400/0644C12N15/1013G01N1/405G01N35/0098G01N2035/0436Y10S435/82
    • This invention provides an apparatus for extracting nucleic acids from nucleic acid-containing samples. The nucleic acid extraction apparatus of the invention comprises (1) a group of extraction vessels each comprising a reactor tube in which a sample, a reagent solution, and a magnetic carrier are admixed and reacted, a drain cup for pooling an unwanted component solution, and a nucleic acid recovery tube all as secured to a support, (2) a distribution means for introducing a solution into each of the extraction vessels, (3) a stirring means for mixing the solution and magnetic carrier in the reactor tube, (4) a holding means for holding the magnetic carrier stationary within the vessel, (5) a discharging means for discharging the solution from the reactor tube while the magnetic carrier is held stationary, (6) a heating means for heating the solution and magnetic carrier in the reactor tube, and (7) a transfer means for serially transferring the vessels to the given positions.
    • 本发明提供了一种从含核酸样品中提取核酸的装置。 本发明的核酸提取装置包括(1)一组提取容器,每个提取容器均包含反应器管,其中将样品,试剂溶液和磁性载体混合并反应,用于汇集不需要的组分溶液的排水杯, (2)用于将溶液引入每个提取容器的分配装置,(3)用于将溶液和磁性载体混合在反应器管中的搅拌装置,(4) )用于将磁性载体固定在容器内的保持装置,(5)一个放电装置,用于在磁性载体保持静止时将溶液从反应器管排出;(6)加热装置,用于将溶液和磁性载体加热 反应器管,和(7)用于将容器串联转移到给定位置的转移装置。
    • 7. 发明授权
    • Polishing pad, method of producing the same, and cushion layer for polishing pad
    • 抛光垫,其制造方法和抛光垫用缓冲层
    • US07192340B2
    • 2007-03-20
    • US10432410
    • 2001-11-28
    • Koichi OnoTetsuo ShimomuraMasahiko NakamoriTakatoshi YamadaShigeru KomaiMasayuki Tsutsumi
    • Koichi OnoTetsuo ShimomuraMasahiko NakamoriTakatoshi YamadaShigeru KomaiMasayuki Tsutsumi
    • B24D11/00
    • B24B37/26B24B37/22B24D3/28B24D11/001B24D11/008
    • The polishing pad of this invention is a polishing pad effecting stable planarizing processing, at high polishing rate, materials requiring surface flatness at high level, such as a silicon wafer for semiconductor devices, a magnetic disk, an optical lens etc. This invention provides a polishing pad which can be subjected to surface processing to form a sheet or grooves, is excellent in thickness accuracy, attains a high polishing rate, achieves a uniform polishing rate, and also provides a polishing pad which is free of quality variations resulting from an individual variation, easily enables a change the surface patterns, enables fine surface pattern, is compatible with various materials to be polished, is free of burrs upon forming the pattern. This invention provides a polishing pad which can have abrasive grains mixed at very high density without using slurry, and generates few scratches by preventing aggregation of abrasive grains dispersed therein. The polishing pad of this invention has a polishing layer formed from a curing composition to be cured with energy rays, the polishing layer being formed surface pattern thereon by photolithography. The polishing pad of this invention comprises a polishing layer resin having abrasive grains dispersed therein, the resin containing ionic groups in the range of 20 to 1500 eq/ton.
    • 本发明的研磨垫是在高抛光速度下进行稳定的平坦化处理的抛光垫,例如需要高水平的表面平坦度的材料,例如半导体器件的硅晶片,磁盘,光学透镜等。本发明提供了一种 可进行表面处理以形成片材或沟槽的抛光垫具有优异的厚度精度,达到高抛光速率,达到均匀的抛光速率,并且还提供一种抛光垫,该抛光垫没有由个体产生的质量变化 变化,容易使表面图案发生变化,使精细表面图案与各种待抛光材料兼容,在形成图案时无毛刺。 本发明提供一种抛光垫,其可以在不使用浆料的情况下具有以非常高的密度混合的磨料颗粒,并且通过防止分散在其中的磨料颗粒的聚集而产生少量划痕。 本发明的抛光垫具有由能量射线固化的固化组合物形成的抛光层,该抛光层通过光刻形成在其上的表面图案。 本发明的抛光垫包括其中分散有磨粒的抛光层树脂,含有离子基团的树脂在20至1500eq / ton的范围内。