Patent ID: 11883984
Assignee: MILLIKEN & COMPANY
Field: Other special machines (Mechanical engineering)
Classification: CPC B  A  C  D  G  Y | IPC A  B  C  D

Claim 0:
1. A polyester floorcovering article comprised of:
(a) polyester pile yarn;
(b) a spunbond nonwoven polyester primary backing layer;
(c) a first layer of polyester hot melt adhesive having a viscosity of 3000 to 10,000 cps at 350° F., wherein the hot melt adhesive is comprised of at least 50 weight % recycled material;
(d) a second layer of polyester hot melt adhesive having a viscosity that is three to five times higher than the viscosity of layer “c;” and
(e) a polyester needlepunch nonwoven secondary backing layer.