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ARTIKEL PENYERAP DENGAN KELEMBABAN PENUTUP LUAR YANG BERKURANG

机译:户外水分减少的吸收剂

摘要

Absorbent articles having reduced outer cover dampness are provided and include a hydrophobic barrier layer positioned between an absorbent core and a breathable liquid impervious outer cover. The hydrophobic barrier layer, such as one or more layers of nonwoven webs, has a thickness of at least 0.03 cm and a hydrohead value of at least 18 millibars. The hydrophobic barrier layer does not significantly reduce the water-vapor transmission rate (WVTR) of the absorbent article when the absorbent core is dry yet significantly reduces the overall WVTR of the absorbent article once the absorbent core is wet. Thus, an absorbent article is provided having a WVTR that exceeds about 1500 grams/square meter 24 hours when dry and yet is less than 15,000 grams/square meter 24 hours when wet.
机译:提供了具有减小的外部覆盖物湿度的吸收制品,并且其包括位于吸收芯和透气的不透液体的外部覆盖物之间的疏水阻挡层。疏水阻挡层,例如一层或多层非织造纤维网,具有至少0.03cm的厚度和至少18毫巴的水头值。当吸收芯干燥时,疏水性阻挡层不会显着降低吸收制品的水蒸气透过率(WVTR),但是一旦吸收芯被润湿,则疏水阻挡层会显着降低吸收制品的总WVTR。因此,提供了一种吸收性物品,其在干燥时24小时的WVTR超过约1500克/平方米,而在潮湿时24小时的WVTR低于15,000克/平方米。

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