Embossed Shaping Elements for Leakage-Secure Absorbent Articles
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing absorbent articles for female users face challenges in providing a good fit, leakage security, discretion, and visual perception of security while accommodating heavier bladder leakage, often compromising comfort and flexibility due to high superabsorbent polymer content.
Innovation Solution
The absorbent article features a central embossed shaping element and an outer embossed shaping element in the absorbent core, promoting a bowl-like shape that aligns with the user's anatomy, enhancing fit and leakage security, and includes embossed lines or patterns to visualize the shaping, improving flexibility and comfort.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the absorbent core is made thicker and more substantial to handle heavier bladder leakage, then leakage containment is improved, but the article becomes more visible and less discreet when worn
Solution Approach 1:
The absorbent core is divided into two distinct absorbent structures: a first absorbent structure closer to the topsheet and a second absorbent structure closer to the backsheet. This segmentation allows each structure to be optimized for different functions - the first structure provides quick acquisition and distribution while the second structure provides bulk containment, achieving effective leakage containment without requiring excessive overall thickness.
Solution Approach 2:
The embossed shaping elements are strategically positioned within the absorbent core to create localized three-dimensional shaping. This allows the article to maintain a thinner overall profile while creating specific raised regions that provide leakage security and visual perception of fit without uniformly increasing thickness across the entire article.
2Reliability
If high superabsorbent polymer content is used to improve leakage containment, then absorption capacity is improved, but flexibility and comfort are reduced
Solution Approach 1:
The embossed shaping elements create localized regions of three-dimensional structure within the absorbent core, concentrating the shaping function in specific areas rather than requiring uniform high polymer content throughout. This allows flexibility to be maintained in non-embossed regions while providing leakage security at the embossed shaping locations.
Solution Approach 2:
The absorbent core uses a composite structure with two different absorbent structures having potentially different compositions and properties. This allows optimization of different regions for different functions - one structure can be optimized for absorption capacity while the other maintains flexibility, achieving both leakage containment and comfort without requiring high polymer content throughout the entire core.
3Shape
If the absorbent article is made thinner and more discreet, then discretion is improved, but visual perception of leakage security and good fit is reduced
Solution Approach 1:
The embossed shaping elements create three-dimensional structure within the otherwise thin absorbent core. This dimensional change allows the article to maintain a thin profile for discretion while the raised embossed regions provide visual cues of leakage security and fit. The embossed elements extend in the longitudinal direction and converge toward the rear end, creating a visible pattern that communicates security without increasing overall thickness.
4Reliability
If the absorbent core structure is made more complex to improve fit and leakage security, then leakage containment is improved, but manufacturing complexity increases
Solution Approach 1:
The absorbent core is segmented into two absorbent structures with the embossed shaping elements integrated into the second absorbent structure. This segmentation allows the complex shaping function to be localized to one structure rather than requiring complexity throughout the entire core, simplifying manufacturing while achieving the desired fit and leakage security.
Solution Approach 2:
The embossed shaping elements are merged with the second absorbent structure, combining the shaping function with the absorption function in a single integrated component. This merging reduces the number of separate parts and assembly steps required, simplifying manufacturing while providing both the structural support for fit and the absorption capacity for leakage containment.
Data Source
AI summary
An absorbent article includes a fluid permeable topsheet, a backsheet and an absorbent core. The absorbent core includes a first absorbent structure located between the topsheet and a second absorbent structure, the second absorbent structure being located between the first absorbent structure and the backsheet. The second absorbent structure includes a central embossed shaping element including first and second central embossed shaping portions. The first and second central embossed shaping portions extend between a longitudinal centerline and first and second side edges, respectively. An outer embossed shaping element is provided in at least either of the topsheet or the first absorbent structure. The outer embossed shaping element includes a first and a second outer embossed shaping portion. The first and second outer embossed shaping portions are, in a transversal direction, provided outwards with respect to the first central embossed shaping portion and the second central embossed shaping portion, respectively.