A reverse osmosis membrane which can retain permeability over a longer period; a reverse osmosis membrane device; and a method of hydrophilizing a reverse osmosis membrane.
2
又因为电池隔膜纸的特殊的亲水性要求，采用化学纤维抄造的无纺布，往往要对其进行亲水化的处理。
High required of hydrophilic character, the battery separator made from chemical fibers need to be treated to hydrophilic.
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