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发明公开
CN107249534A 预应变层合体及其制备方法 无效 - 驳回

预应变层合体及其制备方法
摘要：
本发明提供了一种形成用于吸收制品的三维层合体的方法。该方法包括提供第一非织造层，提供第二非织造层，并且将预应变力施加到第一非织造层或第二非织造层。该方法包括在第一非织造层或第二非织造层处于预应变条件下将第一非织造层接合到第二非织造层，并且释放预应变力以形成三维层合体。
摘要（英）：

A method of forming a three-dimensional laminate for an absorbent article is provided. The method comprises providing a first nonwoven layer, providing a second nonwoven layer, and applying a pre-strain force to the first nonwoven layer or to the second nonwoven layer. The method comprises joining the first nonwoven layer to the second nonwoven layer while the first nonwoven layer or the second nonwoven layer is in a pre-strained condition, and releasing the pre-strain force to form the three-dimensional laminate.

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