Fibrous structure and method for making same
First Claim
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1. A web material comprising a plurality of inter-entangled filaments associated with one another such that the web material is formed, wherein at least one of the filaments contains one or more active agents present in the filament at a total level of greater than 20% by weight on a dry filament basis, wherein at least one of the active agents comprises a surfactant, and one or more polar solvent-soluble filament-forming materials, and wherein the filament exhibits a diameter of greater than 1 μ
- m and less than 100 μ
m as measured according to the Diameter Test Method, and wherein the web material exhibits an average disintegration time of less than 120 s/g as measured according to the Dissolution Test Method.
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Abstract
A web material containing one or more active agents and methods for making same are provided.
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Citations
21 Claims
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1. A web material comprising a plurality of inter-entangled filaments associated with one another such that the web material is formed, wherein at least one of the filaments contains one or more active agents present in the filament at a total level of greater than 20% by weight on a dry filament basis, wherein at least one of the active agents comprises a surfactant, and one or more polar solvent-soluble filament-forming materials, and wherein the filament exhibits a diameter of greater than 1 μ
- m and less than 100 μ
m as measured according to the Diameter Test Method, and wherein the web material exhibits an average disintegration time of less than 120 s/g as measured according to the Dissolution Test Method. - View Dependent Claims (2, 3, 4, 5, 6, 7)
- m and less than 100 μ
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8. A web material comprising a plurality of inter-entangled filaments associated with one another such that the web material is formed, wherein at least one of the filaments contains one or more active agents present in the filament at a total level of greater than 20% by weight on a dry filament basis, wherein at least one of the active agents comprises a surfactant, and one or more filament-forming materials, and wherein the filament exhibits a diameter of greater than 1 μ
- m and less than 100 μ
m as measured according to the Diameter Test Method, wherein the web material exhibits a MD Peak Elongation of greater than 10% as measured according to the Elongation Test Method, and wherein the web material exhibits an average disintegration time of less than 120 s/g as measured according to the Dissolution Test Method. - View Dependent Claims (9, 10, 11, 12, 13, 14)
- m and less than 100 μ
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15. A web material comprising a plurality of inter-entangled filaments associated with one another such that the web material is formed, wherein at least one of the filaments contains one or more active agents present in the filament at a total level of greater than 20% by weight on a dry filament basis, wherein at least one of the active agents comprises a surfactant, and one or more filament-forming materials, and wherein the filament exhibits a diameter of greater than 1 μ
- m and less than 100 μ
m as measured according to the Diameter Test Method, wherein the web material exhibits a GM Modulus of less than 15,000 g/cm2 as measured according to the Modulus Test Method, and wherein the web material exhibits an average disintegration time of less than 120 s/g as measured according to the Dissolution Test Method. - View Dependent Claims (16, 17, 18, 19, 20, 21)
- m and less than 100 μ
Specification