Patent ID: 7060141
Filing Date: 2006-06-13
Classification: A47L,Y10T

Abstract:
1. The method of making a brush-type mat in which lengths of fibrous materials extend upwardly from a biodegradable base layer of plastic into which said lengths are partially embedded, said method comprising: (a) separately forming relatively long shelf life mixtures A and B, mixture A comprising natural rubber latex and an accelerator and mixture B comprising synthetic rubber latex, filler, and an accelerator; (b) combining mixtures A and B to produce a relatively short shelf life combination and forming an elongated layer therefrom; (c) inserting lengths of fibrous material endwise into said layer so that said lengths extend upwardly from said layer; and (d) subjecting said elongated layer with said lengths of fibrous material extending upwardly therefrom to heat to cure said layer.