PRESSURIZED HOLLOW FIBER MEMBRANE MODULE
    4.
    发明申请
    PRESSURIZED HOLLOW FIBER MEMBRANE MODULE 有权
    加压中空纤维膜模块

    公开(公告)号:US20140076793A1

    公开(公告)日:2014-03-20

    申请号:US14114840

    申请日:2012-06-21

    Abstract: Disclosed is a pressurized hollow fiber membrane module that exhibits improved durability without deterioration in packing density and permeation flux. The pressurized hollow fiber membrane module includes a composite hollow fiber membrane comprising a tubular braid woven by yarns and a polymer film on the outer surface of the tubular braid. At least one of the yarns comprises a small-fineness filament and a medium-fineness filament. The small-fineness filament comprises first monofilaments having a fineness of 0.01 to 0.4 denier, the medium-fineness filament comprises second monofilaments having a fineness higher than 0.4 and lower than 3, and a ratio of thickness of the tubular braid to outer diameter thereof is 15 to 35%.

    Abstract translation: 公开了一种加压中空纤维膜组件,其具有改善的耐久性,而不会降低填充密度和渗透通量。 加压中空纤维膜组件包括复合中空纤维膜,其包括由纱线编织的管状编织物和在管状编织物的外表面上的聚合物膜。 至少一根纱线包括细细丝和中细丝。 小细丝包括细度为0.01至0.4旦尼尔的第一单丝,中细丝包括细度高于0.4且低于3的第二单丝,并且管状编织物的厚度与外径之比为 15到35%。

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