Multilayer scrub pad

Details Multilayer scrub pad Multilayer scrub pad

2007-06-05

2007-06-05

Chin, Randall (Department: 1744)

Brushing, scrubbing, and general cleaning

Implements

Combined

C015S209100, C015S229110

Reexamination Certificate

active

11225267

ABSTRACT:
A scrub pad comprising a scrubbing layer having a periphery along the edges of the layer, a wiping layer having a periphery along the edges of the layer, and an absorbent core layer having a periphery along the edges of the layer. The scrub pad has at least one absorbent material selected from: short-fiber, air-laid nonwoven material, nonwoven plastic batting, cellulosic fibrous web materials, wax coated paper, corrugated paper, fluff pulp, cotton balls, cotton batting, and mixtures thereof The absorbent core layer is located intermediate to the scrubbing layer and the wiping layer and wherein the scrubbing layer, the absorbent core layer and the wiping layer are joined at the periphery of each layer to form a bonded edge. The scrubbing layer comprises at least one ply further comprising a material selected from: polyethylene, polypropylene, nylon, and mixtures thereof, the scrubbing layer being shaped as a mesh, or scrim of filaments, wherein the mesh or scrim further comprises filaments having a diameter of from about 0.1 mm to about 1.0 mm. The filaments of the mesh form cells bounded by the filaments that have an area of from about 2 mm2to about 25 mm2, intersect at one or more points, and are sealed at one or more of the intersecting points to form one or more nodes that are from about 0.2 mm to about 1.0 mm in size.

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Ivan Pivko, Air Laids & All That Jazz, Notabene Associates, Inc., Longboat Key, Florida, Nonwovens Industry, Oct. 2000.

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