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Ply-twisted yarn for cut resistant fabrics

  • US 7,127,879 B2
  • Filed: 10/03/2002
  • Issued: 10/31/2006
  • Est. Priority Date: 10/03/2002
  • Status: Active Grant
First Claim
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1. A process for making a cut-resistant ply-twisted yarn comprising:

  • a) providing a first multifilament yarn having a tensile strength of at least 4 grams per denier and comprising continuous organic filaments, said first yarn having a twist in a first direction of from 0.5 to 10 turns per inch;

    b) providing a second yarn comprising 1 to 5 continuous inorganic filament(s); and

    c) ply-twisting the first yarn and the second yarn about each other 2 to 15 turns per inch in a second direction opposite to that of the twist in the first yarn to form a ply-twisted yarn having an overall effective twist of +/−

    5 turns per inch.

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