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    • 2. 发明申请
    • Microporous hydrophilic membrane
    • 微孔亲水膜
    • US20060016748A1
    • 2006-01-26
    • US10531568
    • 2003-10-17
    • Ichiro KogumaFujiharu Nagoya
    • Ichiro KogumaFujiharu Nagoya
    • B01D71/06
    • B01D67/0088B01D67/003B01D67/0093B01D69/02B01D71/34B01D2323/02B01D2323/385B01D2325/022B01D2325/36Y10T428/249954Y10T428/249957Y10T428/249961
    • A hydrophilic microporous membrane comprising a thermoplastic resin, having been subjected to hydrophilizing treatment and having a maximum pore size of 10 to 100 nm, wherein when 3 wt % bovine immunoglobulin having a monomer ratio of 80 wt % or more is filtered at a constant pressure of 0.3 MPa, an average permeation rate (liter/m2/h) for 5 minutes from the start of filtration (briefly referred to as globulin permeation rate A) satisfies the following formula (1) and an average permeation rate (liter/m2/h) for 5 minutes from the time point of 55 minutes after the start of filtration (briefly referred to as globulin permeation rate B) satisfies the following formula (2): Globulin permeation rate A>0.0015×maximum pore size (nm)2.75   (1) Globulin permeation rate B/globulin permeation rate A>0.2   (2).
    • 一种亲水性微孔膜,其特征在于,具有热可塑性树脂,其进行了亲水处理,最大孔径为10〜100nm,其中,当以恒定压力过滤具有80重量%以上的单体比例的3重量% 0.3MPa,从开始过滤(简称为球蛋白渗透速率A)开始5分钟的平均渗透速度(升/ m 2 SUP / h)满足下式(1)和 平均渗透速度(升/米2 /小时)从开始过滤后55分钟的时间点(简称球蛋白渗透速率B)5分钟满足下式(2) 球形蛋白渗透速率A> 0.0015×最大孔径(nm)2.75(1)<α在线公式描述=“直线公式”end =“铅” line-formula description =“In-line Formulas”end =“tail”?> <?in-line-formula description =“In-line Formulas”end =“lead”?>球蛋白渗透率B /球 渗透速率A> 0.2(2)。 <?in-line-formula description =“In-line Formulas”end =“tail”?>
    • 3. 发明授权
    • Microporous hydrophilic membrane
    • 微孔亲水膜
    • US07459085B2
    • 2008-12-02
    • US10531568
    • 2003-10-17
    • Ichiro KogumaFujiharu Nagoya
    • Ichiro KogumaFujiharu Nagoya
    • B01D11/00B01D39/00B01D39/14
    • B01D67/0088B01D67/003B01D67/0093B01D69/02B01D71/34B01D2323/02B01D2323/385B01D2325/022B01D2325/36Y10T428/249954Y10T428/249957Y10T428/249961
    • A hydrophilic microporous membrane comprising a thermoplastic resin, having been subjected to hydrophilizing treatment and having a maximum pore size of 0 to 100 nm, wherein when 3 wt % bovine immunoglobulin having a monomer ratio of 80 wt % or more is filtered at a constant pressure of 0.3 MPa, an average permeation rate (liter/m2/h) for 5 minutes from the start of filtration (briefly referred to as globulin permeation rate A) satisfies the following formula (1) and an average permeation rate (liter/m2/h) for 5 minutes from the time point of 55 minutes after the start of filtration (briefly referred to as globulin permeation rate B) satisfies the following formula (2): Globulin permeation rate A>0.0015 ×maximum pore size (nm)2.75   (1) Globulin permeation rate B/globulin permeation rate A>0.2 .   (2)
    • 一种亲水性微孔膜,其特征在于,具有经过亲水处理且最大孔径为0〜100nm的热塑性树脂,其中,当以恒定压力过滤具有80重量%以上的单体比例的3重量% 0.3ml,从过滤开始5分钟(简称球蛋白渗透速度A)的平均渗透速度(升/ m 2 / h)满足下式(1),平均渗透速度(升/ m 2 / h)从开始过滤后55分钟的时间点(简称为球蛋白渗透速度B)5分钟满足下式(2):<?在线式描述=“在线式” 结束=“铅”?>球蛋白渗透速率A> 0.0015×最大孔径(nm)2.75(1)<?在线公式描述=“在线公式”end =“tail”?> <?in-line -formulae description =“In-line Formulas”end =“lead”?>球蛋白渗透速率B /球蛋白渗透速率A> 0.2。 (2)<?in-line-formula description =“In-line Formulas”end =“tail”?>