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    • 1. 发明授权
    • Method for surface tension measurement
    • 表面张力测量方法
    • US07281416B2
    • 2007-10-16
    • US10527085
    • 2003-09-15
    • Christoffer JohansPekka SuomalainenPaavo Kinnunen
    • Christoffer JohansPekka SuomalainenPaavo Kinnunen
    • G01N13/00
    • B01L3/5085B01L2300/0829B01L2300/0858B01L2300/165G01N13/02G01N2013/0291
    • The present invention is directed to a method for measuring the surface tension of a sample comprising providing a well plate, containing at least one well defined by well walls and an opening and forming a space for receiving the sample to be tested, bringing a probe in contact with the surface of the sample in the well, and measuring the force applied to the probe by the sample, characterized in that the walls of the well are inclined with respect to the plane defined by the opening of the well so that the cross section of the well is decreasing in the direction from the opening of the well towards the bottom of the same, so as provide a geometry resulting in a flat or convex shape of the meniscus of the sample when in the well and that at least the surface of the wall of the well facing the sample space comprises an antistatic material, and providing means for dissipating static electricity from the well. The invention also concerns a well plate for use in the method.
    • 本发明涉及一种用于测量样品的表面张力的方法,包括提供孔板,其包含由阱壁和开口限定的至少一个孔,并形成用于接收待测试样品的空间,使探针进入 与样品的表面接触,并测量由样品施加到探针的力,其特征在于,井的壁相对于由孔的开口限定的平面倾斜,使得横截面 在井的开口朝向其的底部的方向上的井的减少,从而提供在井中形成样品的弯月面的平坦或凸起形状的几何形状,并且至少在 面向样品空间的井的壁包括抗静电材料,并提供用于从井中散发静电的装置。 本发明还涉及用于该方法的孔板。
    • 2. 发明申请
    • Method and device for forming a liquid-liquid interface, especially for surface tension measurement
    • 用于形成液 - 液界面的方法和装置,特别用于表面张力测量
    • US20060288761A1
    • 2006-12-28
    • US11167252
    • 2005-06-28
    • Paavo Kinnunen
    • Paavo Kinnunen
    • G01N13/00
    • G01N13/02B01L3/502B01L3/50853B01L2200/025B01L2300/045B01L2300/047B01L2400/065
    • The present invention is directed to a method and a device for forming an interface between a first and a second essentially immiscible liquid, especially for the measurement of the surface tension at said interface. According to the invention, a volume of the first liquid is added to a first well having a closed bottom, walls and an upper opening in a horizontal surface. A volume of the second liquid is added to a second well, e.g. in the form of a bore or a sleeve having an upper well opening and a lower well opening which lower well opening rests in a sealing relationship on the said horizontal surface, the said surface closing the lower opening, but in sliding engagement therewith. The lower opening of the second well is brought into alignment with the upper opening of the first well, thus depositing the volume of the second liquid on top of the surface of the volume of the first liquid, to form the desired liquid-liquid interface.
    • 本发明涉及用于在第一和第二基本上不混溶的液体之间形成界面的方法和装置,特别是用于测量所述界面处的表面张力。 根据本发明,第一液体的体积被添加到在水平表面中具有封闭的底部,壁和上部开口的第一阱中。 将第二液体的体积添加到第二孔中,例如, 以孔或具有上井开口和下井井口的​​套筒的形式,下井井开口在所述水平表面上处于密封关系中,所述表面封闭下开口,但与其滑动接合。 第二孔的下开口与第一孔的上开口对准,从而将第二液体的体积沉积在第一液体体积的表面上,形成所需的液 - 液界面。
    • 5. 发明申请
    • Method for surface tension measurement
    • 表面张力测量方法
    • US20060123893A1
    • 2006-06-15
    • US10527085
    • 2003-09-15
    • Christoffer JohansPekka SuomalainenPaavo Kinnunen
    • Christoffer JohansPekka SuomalainenPaavo Kinnunen
    • G01N13/00
    • B01L3/5085B01L2300/0829B01L2300/0858B01L2300/165G01N13/02G01N2013/0291
    • The present invention is directed to a method for measuring the surface tension of a sample comprising providing a well plate, containing at least one well defined by well walls and an opening and forming a space for receiving the sample to be tested, bringing a probe in contact with the surface of the sample in the well, and measuring the force applied to the probe by the sample, characterized in that the walls of the well are inclined with respect to the plane defined by the opening of the well so that the cross section of the well is decreasing in the direction from the opening of the well towards the bottom of the same, so as provide a geometry resulting in a flat or convex shape of the meniscus of the sample when in the well and that at least the surface of the wall of the well facing the sample space comprises an antistatic material, and providing means for dissipating static electricity from the well. The invention also concerns a well plate for use in the method.
    • 本发明涉及一种用于测量样品的表面张力的方法,包括提供孔板,其包含由阱壁和开口限定的至少一个孔,并形成用于接收待测试样品的空间,使探针进入 与样品的表面接触,并测量由样品施加到探针的力,其特征在于,井的壁相对于由孔的开口限定的平面倾斜,使得横截面 在井的开口朝向其的底部的方向上的井的减少,从而提供在井中形成样品的弯月面的平坦或凸起形状的几何形状,并且至少在 面向样品空间的井的壁包括抗静电材料,并提供用于从井中散发静电的装置。 本发明还涉及用于该方法的孔板。
    • 6. 发明授权
    • Method for measuring the surface tension of an aqueous solution
    • 测量水溶液表面张力的方法
    • US06845654B2
    • 2005-01-25
    • US10416522
    • 2002-01-09
    • Paavo KinnunenTim Söderlund
    • Paavo KinnunenTim Söderlund
    • G01N5/04G01N13/02G01N33/15
    • G01N13/02G01N5/04
    • The present invention is directed to a method for determining the surface activity properties of an amphiphilic substance, such as a drug, the method including a step wherein the surface tension of an aqueous solution of the said substance is measured at its air-water interface at a plurality of concentrations of said substance and determining the relationship between the surface tension and the concentration of the substance, and using the relationship so determined to predict the surface activity properties of the substance, according to which method, to the aqueous solution, a water soluble substance, which increases the surface tension of the aqueous solution is added in an amount to provide a concentration of 0.3 M up to the saturation concentration of the said substance in said solution.
    • 本发明涉及一种用于确定诸如药物的两亲物质的表面活性性质的方法,所述方法包括以下步骤:其中所述物质的水溶液的表面张力在其空气 - 水界面处 多种浓度的所述物质,并确定表面张力与物质的浓度之间的关系,并且使用如此确定的关系来预测物质的表面活性,根据该方法,向水溶液中加入水 添加提高水溶液的表面张力的可溶性物质的添加量,以提供0.3M浓度,直到所述溶液中所述物质的饱和浓度。
    • 8. 发明授权
    • Method and device for forming a liquid—liquid interface, especially for surface tension measurement
    • 用于形成液 - 液界面的方法和装置,特别用于表面张力测量
    • US07343784B2
    • 2008-03-18
    • US11167252
    • 2005-06-28
    • Paavo Kinnunen
    • Paavo Kinnunen
    • G01N13/00
    • G01N13/02B01L3/502B01L3/50853B01L2200/025B01L2300/045B01L2300/047B01L2400/065
    • The present invention is directed to a method and a device for forming an interface between a first and a second essentially immiscible liquid, especially for the measurement of the surface tension at said interface. According to the invention, a volume of the first liquid is added to a first well having a closed bottom, walls and an upper opening in a horizontal surface. A volume of the second liquid is added to a second well, e.g. in the form of a bore or a sleeve having an upper well opening and a lower well opening which lower well opening rests in a sealing relationship on the said horizontal surface, the said surface closing the lower opening, but in sliding engagement therewith. The lower opening of the second well is brought into alignment with the upper opening of the first well, thus depositing the volume of the second liquid on top of the surface of the volume of the first liquid, to form the desired liquid-liquid interface.
    • 本发明涉及用于在第一和第二基本上不混溶的液体之间形成界面的方法和装置,特别是用于测量所述界面处的表面张力。 根据本发明,第一液体的体积被添加到在水平表面中具有封闭的底部,壁和上部开口的第一阱中。 将第二液体的体积添加到第二孔中,例如, 以孔或具有上井开口和下井井口的​​套筒的形式,下井井开口在所述水平表面上处于密封关系中,所述表面封闭下开口,但与其滑动接合。 第二孔的下开口与第一孔的上开口对准,从而将第二液体的体积沉积在第一液体体积的表面上,形成所需的液 - 液界面。
    • 9. 发明授权
    • Measuring device for measuring small forces and displacements
    • 用于测量小力和位移的测量装置
    • US06619134B1
    • 2003-09-16
    • US09831881
    • 2001-07-16
    • Paavo KinnunenVeikko Mönkkönen
    • Paavo KinnunenVeikko Mönkkönen
    • G01J546
    • G01G3/125G01B11/16G01D5/34
    • The object of the invention is a measuring device for measuring small forces and displacements having in a body (1) of the device a detector means comprising a light source (4) and a position-sensitive detector (5), and a sensing means comprising a spring means (2) to be loaded by a force to be measured and a shading means (3) mounted to this spring means (2), which shading means moves under the influence of the force loading the spring means (2) in a light source (4) of the detector means, the beam being directed towards an active surface of the detector (5). It is characterizing for the invention that the detector means and the sensing means are arranged to a common clamp (8) arranged to the body (1) of the device.
    • 本发明的目的是一种测量装置,用于测量在装置的主体(1)中具有包括光源(4)和位置敏感检测器(5)的检测器装置的小力和位移,以及感测装置,包括 安装在该弹簧装置(2)上的遮光装置(3),该遮光装置在加载弹簧装置(2)的力的影响下移动 检测器装置的光源(4),光束被引向检测器(5)的有效表面。 本发明的特征在于,检测器装置和感测装置布置到布置到装置的主体(1)上的公共夹具(8)上。