Trilobal yarns for application on dental floss, dental floss including the same and use of trilobal yarns in the manufacture of dental floss

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United States of America

PATENT NO 12065766
SERIAL NO

17561250

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Abstract

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The present invention refers to yarns made of hollow trilobal cross section filaments, comprising from 90 to 99% of polypropylene, and between 1 and 10% of other polyolefin resins, for the application on dental floss. This invention additionally refers to the production process of the yarns made of hollow trilobal cross section filaments. This invention additionally refers to dental floss comprising hollow trilobal cross section filaments, and the use of hollow trilobal cross section filaments for the manufacture of dental floss. The yarn described in this invention has linear density or title in the range from 400 to 1200 dtex, and it is twisted with a twist level from 10 to 160 twists per meter.

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Patent Owner(s)

Patent OwnerAddress
PROFIL INDUSTRIA E COMERCIO DE FIOS LTDARODOVIA ARNALDO JULIO MAUERBERG 3500 DISTRITO INDUSTRIAL NOVA ODESSA 13460-000

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
De, La Rue Gustavo Americana, BR 2 0

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