Vacuum cleaner filter bags comprising recycled textile materials and/or cotton linters
AssigneeEurofilters N.V.
InventorsRalf Sauer, Jan Schultink
Life of this patent
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Abstract
The present invention relates to vacuum cleaner filter bags composed of waste products of the textile industry. In addition, possibilities of use for waste products of the textile industry for vacuum cleaner filter bags are provided. The vacuum cleaner filter bag comprising a wall surrounding an inner space and composed of an air-permeable material and an inlet opening introduced into the wall, characterized in that the air-permeable material comprises at least one layer of a nonwoven that comprises fibrous and/or pulverulent recycled textile material and/or cotton linters, with the specific volume of the layer of the nonwoven amounting to at least 20 cm3/g.
Claims17
A vacuum cleaner filter bag comprising:
- a wall surrounding an inner space and including an air-permeable material and an inlet opening introduced into the wall,
- wherein the air-permeable material comprises at least one layer of a nonwoven consisting of at least one of fibrous recycled textile material, pulverulent recycled textile material, and cotton linters, with the at least one layer of the nonwoven having a specific volume of at least 20 cm3/g;
- wherein the at least one of fibrous recycled textile material, pulverulent recycled textile material, and cotton linters includes fibers selected from the group consisting of at least one of textile production waste and used textiles.
A vacuum cleaner filter bag comprising nonwovens consisting of at least one of fibrous recycled textile material, pulverulent recycled textile material, and cotton linters having a specific volume of at least 20 cm3/g;
- wherein the at least one of fibrous recycled textile material, pulverulent recycled textile material, and cotton linters includes fibers selected from the group consisting of at least one of textile production waste and used textiles.
Dependencies are inferred from the claim text.