Filter composite embodying glass fiber and synthetic resin fiber

摘要

A filter composite comprises a first layer of glass fibers having random orientation, and synthetic resinous fibers extending in close association with the glass fibers, the glass fibers having:i) diameters between 1 and 16 micronsii) lengths between about ¼ and 1½ inches the synthetic fibers having denier between 1.6 and 40, and length between ¼ and 2 inches.