FIELD: beverage preparation devices.
SUBSTANCE: disclosed is a portion capsule for beverage preparation having a capsule body with a capsule bottom and a filling side, wherein between the capsule bottom and the filling side a cavity is made for receiving the powdered or liquid beverage substrate, and wherein between the beverage substrate and the bottom of the capsule is a filter element, wherein the filter element includes having open pores felt and/or nonwoven material and wherein the felt and/or nonwoven material in the beverage facing the substrate of the first region has an average first pore size, and in the second region facing the capsule bottom has an average second pore size, wherein the first pore size is less than the second pore size.
EFFECT: disclosed is a portion capsule with three-layer nonwoven material.
11 cl, 3 dwg
