COMPOSITE NONWOVEN SHEET MATERIAL
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United States of America Patent
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Issued Date -
Apr 11, 2024
app pub date -
Nov 30, 2023
filing date -
Feb 2, 2018
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Abstract
A composite nonwoven sheet material includes pulp fibers, a reinforcement material and microfibers. The sheet material has one pulp-enriched first outer layer and one microfiber-enriched second outer layer, the reinforcement material is thereby interposed between the pulp-enriched first outer layer and the microfiber-enriched second outer layer and the pulp fibers and the microfibers penetrate the reinforcement material. Also disclosed is a process of producing such composite nonwoven sheet material and the use of such composite nonwoven sheet material.
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