Patent ID: 6900148
Filing Date: 2005-05-31
Classification: A43B,B32B,D06N,Y10S,Y10T

Abstract:
1. A leather-like sheet material comprising: a substrate layer comprising an entangled nonwoven fabric comprising ultrafine fibers and an elastic polymer or elastomer filled therein, and wherein one side (side A) of the substrate layer is overlayed with a grain layer comprising an elastomer mainly consisting of a polyurethane, and wherein the side A of the substrate layer comprises ultrafine fibers (a) having a mean fineness substantially within the range of 0.01 to 0.5 decitex, and wherein the other side (side B), opposite to side A of the substrate layer, comprises ultrafine fibers (b) having a mean fineness of not more than ½ of the mean fineness of the ultrafine fibers (a).