Patent ID: 7488401
Filing Date: 2009-02-10
Classification: D21H,F16D,Y10T

Abstract:
1. A friction material having a first surface and a second surface comprising: a friction matrix comprising a plurality of wet-laid fibers that cooperate to define a skeletal matrix comprising a predetermined porosity, said plurality of wet-laid fibers cooperating to define a plurality of interstices in said skeletal matrix, wherein a majority of said plurality of wet-laid fibers comprise a length of at least 0.08 mm; a binder; a plurality of particles; and a plurality of agglomerations comprising said binder and said plurality of particles, said plurality of agglomerations being formed or provided at said plurality of said plurality of interstices, respectively, so that said plurality of wet-laid fibers are reinforced at said plurality of said plurality of interstices by said plurality of particles and said binder, a plurality of said plurality of agglomerations being between said first surface and said second surface.