Absorbent articles with different types of channels
AssigneeThe Procter & Gamble Company
InventorErnesto Gabriel Bianchi
Life of this patent
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Abstract
An absorbent article has a front side, a back side, a longitudinal axis, a liquid permeable topsheet, a liquid impermeable backsheet and an absorbent core between the topsheet and the backsheet. The absorbent core includes a first type of channels, wherein the top side and the bottom side of the core wrap are bonded to another, and a second type of channels, wherein the top side and the bottom side of the core wrap are not bonded or are less bonded to one another in this second type of channels than in the first type of channels. The absorbent material may also include cellulose and superabsorbent particles.
Claims15
An absorbent article having a front side, a back side, a longitudinal axis extending in a longitudinal direction from the front side to the back side, wherein the absorbent article has a first length measured along the longitudinal axis, the absorbent article having a front region, a back region, and a crotch region between the front region and the back region, the absorbent article comprising a topsheet on a wearer-facing side, a backsheet on a garment-facing side, and an absorbent core between the topsheet and the backsheet, wherein the topsheet is liquid permeable and the backsheet is liquid impermeable, wherein the absorbent core comprises:
- a core wrap comprising a top side and a bottom side;
- an absorbent material between the top side and the bottom side of the core wrap and having a deposition area within the core wrap, wherein the absorbent material comprises at least one of cellulose fibers and superabsorbent polymer particles;
- and
- at least two channels substantially free of absorbent material within the deposition area and also within the core wrap;
- wherein the at least two channels comprise at least one of a first type of channels and at least one of a second type of channels, wherein the top side and the bottom side of the core wrap are bonded to each other by a first bonding in the first type of channels, and the top side and the bottom side of the core wrap are not bonded in the second type of channels, wherein the second type of channels of each of the at least two channels are disposed in the back region and have an arcuate portion facing a back waist edge such that an angle between a tangent line of the arcuate portion and the longitudinal axis is between about 70 degrees and about 110 degrees;
- and wherein at least one of the second type of channels comprises a portion positioned on the longitudinal axis.
Dependencies are inferred from the claim text.