PLEATABLE NONWOVEN
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United States of America Patent
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Issued Date -
Feb 16, 2023
app pub date -
Dec 15, 2020
filing date -
Dec 15, 2020
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Abstract
The disclosure relates to a pleatable nonwoven fabric including greater than 50% by weight of a majority polymer component, based on total weight of the fabric, and a minority polymer component, wherein there is a difference of at least 10° C. in melting point between the majority polymer component and the minority polymer component, and wherein the fabric is arranged in layers with a first layer, a second layer, and a mid-layer positioned between the first layer and the second layer, and wherein the top layer and the bottom layer comprise a plurality of bicomponent fibers comprising both the majority polymer component and the minority polymer component; and wherein the mid-layer comprises monocomponent fibers constructed from either the majority polymer component or the minority polymer component. A method of making the pleatable nonwoven fabric is also provided.
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