Cellulose acetate-containing fibrous material for a nonwoven product, nonwoven product comprising such a fibrous material, and method for producing such a fibrous material
AssigneeCerdia International GmbH
InventorsDieter Mann, Martin Moser, Uwe Schäffner
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Abstract
The invention relates to a cellulose-containing fibrous material for a nonwoven product, in particular in the form of a wiping cloth, cleaning cloth, sanitary product, medicinal product, or domestic cloth, wherein the fibrous material is designed as a tubular composite structure at least in part or in some regions, said structure having tubular cellulose acetate filaments. The invention additionally relates to a nonwoven product which has the fibrous material according to the invention and to a method for producing such a cellulose acetate-containing fibrous material.
Claims10
A cellulose acetate-containing fibrous material comprising:
- a tubular composite structure comprising a plurality of tubular cellulose acetate filaments;
- wherein each of the plurality of tubular cellulose acetate filaments comprises a first end and a second end opposite the first end;
- wherein each of the plurality of tubular cellulose acetate filaments has a length of 10 mm to 80 mm,
- wherein the tubular composite structure comprises a hollow portion,
- wherein the hollow portion of the tubular composite structure has an area that is 25% to 90% of a total area of a cross-section of the tubular composite structure, and
- wherein the plurality of tubular cellulose acetate filaments comprises a fineness of 5 denier to 30 denier.
A cellulose acetate-containing fibrous material comprising:
- a tubular composite structure comprising a plurality of tubular cellulose acetate filaments;
- wherein each of the plurality of tubular cellulose acetate filaments comprises a first end and a second end opposite the first end;
- wherein each of the plurality of tubular cellulose acetate filaments has a length of 10 mm to 80 mm,
- wherein the tubular composite structure comprises a hollow portion,
- wherein the hollow portion of the tubular composite structure has an area that is 25% to 90% of a total area of a cross-section of the tubular composite structure, and
- wherein the plurality of tubular cellulose acetate filaments comprises a tensile strength of 5 cN/tex to 15 cN/tex.
A cellulose acetate-containing fibrous material comprising:
- a tubular composite structure comprising a plurality of tubular cellulose acetate filaments;
- wherein each of the plurality of tubular cellulose acetate filaments comprises a first end and a second end opposite the first end;
- wherein each of the plurality of tubular cellulose acetate filaments has a length of 10 mm to 80 mm,
- wherein the tubular composite structure comprises a hollow portion,
- wherein the hollow portion of the tubular composite structure has an area that is 25% to 90% of a total area of a cross-section of the tubular composite structure, and
- wherein the plurality of tubular cellulose acetate filaments comprises an elongation of 5% and 20%.
Dependencies are inferred from the claim text.