Multi-layer needled nonwoven article and methods of manufacture thereof
AssigneeAuria Solutions UK I Ltd.
InventorsTyler Madison Heath, Rodney Gene Dyer, Timothy Joel Allison
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Abstract
A method of forming a multi-layer needled non-woven article, comprising forming a web of a fiber base layer, an intermediate film and a fiber top layer, wherein the intermediate film is disposed between the fiber base layer and the fiber top layer; needle punching the web with a plurality of needles; and wherein, during needle punching, fibers of the fiber base layer are carried by the needles, extended through perforations in the intermediate film formed by the needles and entangled with fibers of the fiber top layer.
Claims13
A method of forming a multi-layer needled non-woven article, comprising:
- forming a web of a fiber base layer, an intermediate film and a fiber top layer, wherein the intermediate film is disposed between the fiber base layer and the fiber top layer;
- wherein the intermediate film includes two polyethylene outer layers and a polyamide middle layer disposed between the two polyethylene outer layers;
- needle punching the web with a plurality of needles;
- and
- wherein, during needle punching, fibers of the fiber base layer are carried by the needles, extended through perforations in the intermediate film formed by the needles and entangled with fibers of the fiber top layer.
Dependencies are inferred from the claim text.