Filter sheet material for passenger cabins in motor vehicles
OwnerHasso von Blucher, Ernest de Ruiterinventors
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Abstract
Disclosed is a filter sheet material for passenger cabins in motor vehicles, especially for the removal of unpleasant exhaust fumes, whereby on one and the same air permeable support material, a particle-filtering layer as well as an adsorption filter layer is provided. The adsorptive material in the adsorption filter layer is selected from active carbon particles, activated carbonized carbon particles, molecular sieves, porous polymer adsorbers and carbonized ion-exchangers. The particle filtering layer comprises a micro-fibre agglomeration.
Claims24
A filter sheet material for the removal of unpleasant odours in the passenger cabins of motor vehicles, wherein the improvement resides in that on one and the same air-permeable support material a particle filter-layer as well as an adsorption filter layer containing adsorptive material are fixed.
Dependencies are inferred from the claim text.