Process and an apparatus for the production of a voluminous nonwoven fabric

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United States of America Patent

PATENT NO 11761129
SERIAL NO

16595990

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Abstract

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The present invention relates to a process for producing a nonwoven fabric, comprising the steps of:

    (a) extruding a plurality of filaments from a spinneret;(b) depositing said filaments in a substantially not-crimped condition to make a nonwoven fabric on an element collecting the filaments;(c) heating said nonwoven fabric to crimp at least part of the filaments, so that the volume of said nonwoven fabric is increased;(d) bonding said nonwoven fabric;wherein said filaments are at least bicomponent filaments.

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Patent Owner(s)

Patent OwnerAddress
FARE' S P AVIA PASTRENGO 31 FAGNANO OLONA VA 21054

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fare', Rosaldo Fagnano Olona Va, IT 14 42

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