Patent ID: 8932697
Filing Date: 2015-01-13
Classification: B32B,Y10T

Abstract:
1. A composite material assembly having a surface and comprising: a) a surface enhancing layer located at the surface of said composite material assembly, said surface enhancing layer comprising a veil of fibers, said veil of fibers having a degree of openness that is from 5% to 9% and an areal weight of from 5 to 20 grams per square meter; b) at least one reinforcing fiber layer comprising a fibrous reinforcement and an uncured thermosetting resin matrix, said fibrous reinforcement having a surface mass of from 300 to 1500 grams per square meter; and c) a fleece layer located between said surface enhancing layer and said reinforcing fiber layer, said fleece layer comprising fibers wherein the fiber areal weight of said fleece layer is from 30 to 70 grams per square meter.