Patent ID: 7131442
Filing Date: 2006-11-07
Classification: A41D,A62B,B01D,D04H

Abstract:
1. A fibrous filtration face mask for filtering contaminants and/or particulate matter, which comprises: (a) a means for securing the mask to the face of the wearer; and (b) a non-woven fibrous layer attached to the securing means and containing (i) at least about 40% thermally bonding fibers based on the weight of the fibers in the non-woven fibrous layer, at least about 10 wt. % of the fibers in the non-woven fibrous layer being bicomponent fibers, and optionally (ii) staple fibers, the non-woven fibrous layer being molded in a cup-shaped configuration and having a surface fuzz value of not less than 9.0 regardless of bicomponent fiber content.