COMPOSITE WIPING NON-WOVEN FABRIC AND MANUFACTURING METHOD THEREFOR
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United States of America Patent
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Jul 18, 2024
app pub date -
Jan 27, 2022
filing date -
Jul 19, 2021
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Abstract
A composite wiping non-woven fabric with a layered structure, having an upper surface layer, a middle fiber layer, and a lower surface layer; the upper surface layer and the lower surface layer of the composite wiping non-woven fabric are formed by melt-blown fibers, and the middle fiber layer is formed at least by viscose fibers: a weight of the middle fiber layer is greater than or equal to 65% of a total weight of the composite wiping non-woven fabric; there are fiber interlacing and intertwining areas between the upper surface layer and the middle fiber layer, as well as between the lower surface layer and the middle fiber layer.
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