Method and device for producing composite nonwovens by means of hydrodynamic needing
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United States of America Patent
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Jun 20, 2006
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N/A
app pub date -
Nov 12, 2004
filing date -
Feb 24, 2000
priority date (Note) -
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Abstract
Method of producing a composite nonwoven for receiving and storing liquids or the like, comprising a carded nonwoven, which is treated in order to consolidate it, and a pulp layer, such as a wood pulp fiber layer, applied to the consolidated carded nonwoven and brought into secure contact with same, characterised in that the carded nonwoven is consolidated dry before being coated with the super-absorbent material, then the layer formed from the pulp fibers is applied to this pre-consolidated carded nonwoven and everything is interconnected.
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