Absorbent Article Embossment Spacing for Flexibility
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Solution Overview
Problem
Conventional absorbent articles with embossing patterns are often too close together, resulting in stiff, inflexible, and non-compressible products that are uncomfortable for wearers and may lead to leakage due to inadequate flexibility and conformability.
Innovation Solution
The absorbent article incorporates a target acquisition region defined by a first perimeter of embossment points with a minimum center-to-center distance of at least 6 mm from a second perimeter of embossment points, positioned between the absorbent core edge, to enhance flexibility and comfort by maintaining a sufficient distance between embossment points, allowing for better conformability and reduced stiffness.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of information
If embossing patterns are placed close together to communicate product function, then the aesthetic and functional communication is improved, but the article becomes stiff and inflexible
Solution Approach 1:
The embossing patterns are applied locally in specific regions (front and rear absorbent regions) rather than uniformly across the entire article. This localized application allows the embossed areas to provide functional communication while leaving non-embossed areas to maintain flexibility and conformability, thus resolving the contradiction between information communication and adaptability.
2Loss of information
If embossing patterns are placed close together to define target acquisition region, then the functional communication is improved, but the article becomes non-compressible
Solution Approach 1:
The embossing patterns are concentrated in specific front and rear absorbent regions rather than distributed uniformly. This local concentration defines the target acquisition region boundaries clearly for functional communication while preventing excessive embossing density that would compromise the compressibility of the absorbent core.
Solution Approach 2:
Instead of applying embossing patterns across the entire surface, the invention applies them partially only to the front and rear absorbent regions. This partial action is sufficient to communicate the target acquisition region and product function without the excessive embossing that would make the article non-compressible.
3Loss of information
If embossing patterns are placed close together, then the functional communication is improved, but the wearer comfort is reduced
Solution Approach 1:
The embossing patterns are applied locally to the front and rear absorbent regions rather than uniformly across the entire article. This localized application provides functional communication in areas where it is most needed while leaving other areas soft and comfortable for wearer contact, thus resolving the contradiction between information communication and wearer comfort.
Data Source
AI summary
An absorbent article can have a target acquisition region which is the region of the absorbent article wherein initial acquisition of body exudates from the wearer of the absorbent article should occur. To identify the target acquisition region for the wearer of the absorbent article, the target acquisition region is defined by and bounded by a perimeter formed of individual embossment points. To provide the wearer of the absorbent article with the knowledge that the absorbent article will be able to capture and store their body exudates, the absorbent article has a second perimeter formed of individual embossment points positioned between the perimeter defining the target acquisition region and the edge of the absorbent core. A minimum distance between an embossment point of the first perimeter and an embossment point of the second perimeter is at least 6 mm.