Disposable Absorbent Article with Masking Topsheet Having One or More Openings Providing A Passageway to a Void Space
First Claim
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1. An absorbent article having a longitudinal axis and a lateral axis, the absorbent article comprising:
- a backsheet;
a topsheet including an inner surface and an outer surface, wherein the inner surface faces the backsheet and wherein the outer surface is disposed opposite the outer surface;
a means for receiving bodily exudates positioned between the topsheet and the backsheet;
a slit opening in the topsheet and disposed along the longitudinal axis, wherein the slit opening is configured to allow bodily exudates to pass through the slit opening to the means for receiving bodily exudates;
wherein said topsheet further comprises a sheet of fibrous material having pores with a uniform pore size distribution and with a maximum pore size of less than 100 μ
m; and
wherein the slit opening is unobstructed by the sheet of fibrous material, and wherein the topsheet has an air-permeability of at least 3 Darcy/mm, and wherein the topsheet has an alcohol repellency of at least 7.0.
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Abstract
The present invention relates to a disposable absorbent article, such as a diaper, training pants, adult incontinence article, having a specific topsheet with an opening to receive bowel movement waste (BM) and which is such that it masks the waste present underneath said topsheet. The topsheet is air permeable and it has a uniform pore size distribution with small pores only and it has a low surface energy and therefore an alcohol repellency of at least 7, typically at least 9 or even preferably 10.
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19 Claims
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1. An absorbent article having a longitudinal axis and a lateral axis, the absorbent article comprising:
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a backsheet; a topsheet including an inner surface and an outer surface, wherein the inner surface faces the backsheet and wherein the outer surface is disposed opposite the outer surface; a means for receiving bodily exudates positioned between the topsheet and the backsheet; a slit opening in the topsheet and disposed along the longitudinal axis, wherein the slit opening is configured to allow bodily exudates to pass through the slit opening to the means for receiving bodily exudates; wherein said topsheet further comprises a sheet of fibrous material having pores with a uniform pore size distribution and with a maximum pore size of less than 100 μ
m; andwherein the slit opening is unobstructed by the sheet of fibrous material, and wherein the topsheet has an air-permeability of at least 3 Darcy/mm, and wherein the topsheet has an alcohol repellency of at least 7.0. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19)
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Specification