Nonwoven textile fabric with fused face and raised loop pile
AssigneePhillips Petroleum Company
InventorLouis Platt
Life of this patent
Estimating the term…
Loading patent…
AssigneePhillips Petroleum Company
InventorLouis Platt
Estimating the term…
A nonwoven textile fabric comprising a batt of nonwoven filaments and having at least a portion of the filaments extending outwardly from one face of the batt to form a raised pile. In one embodiment at least a portion of the filaments are fused together on one side of the batt forming a fused face, and the raised pile extends outwardly from the fused face. In another embodiment, the batt has a fused face on each side thereof and the raised pile extends outwardly from one of these fused faces. In still another embodiment, the batt has a single fused face and the raised pile extends outwardly from the side of the batt opposite the fused face. The textile fabrics are also disclosed with an adhesive and/or a backcoating layer on the side opposite the raised pile. Method and apparatus for the production of the nonwoven textile fabrics are also disclosed which employ needle punching the nonwoven batt with forked needles to provide the raised pile.
A textile fabric comprising:
A textile fabric comprising:
A textile fabric comprising a batt of nonwoven filaments, said batt having a first side and a second side, said first side having a first fused face wherein at least a portion of said filaments on the first side are fused together and wherein a plurality of unfused filaments extend through said first fused face from between said second side and said first fused face to thereby form a raised pile on said first side extending outwardly from said first fused face, and said second side having a second fused face wherein at least a portion of said filaments on the second side are fused together.
A method of producing a nonwoven fabric comprising the steps of:
A method of producing a nonwoven fabric comprising the steps of:
A method of producing a nonwoven fabric comprising the steps of:
Dependencies are inferred from the claim text.