Absorbent article having a weak path adapted to tear propagation between regions of a laminate having different numbers of base material layers

The absorbent article addresses the challenge of hygienic removal and disposal by incorporating a frangible path in the belts, allowing for easy tearing and facilitating a method of disposal similar to conventional open diaper configurations.

JP2025519799AActive Publication Date: 2025-06-26PROCTER & GAMBLE CO
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Patent Information

Application Number
JP2024574594
Authority / Receiving Office
JP · JP
Patent Type
Applications
Current Assignee / Owner
Priority Date
2022-12-14
Filing Date
2023-06-27
Publication Date
2025-06-26
Estimated Expiration
2043-06-27

AI Technical Summary

Technical Problem

Existing absorbent articles, such as diaper pants, are difficult to remove and dispose of hygienically, especially when soiled, as they often require sliding off the legs or tearing, which can lead to contamination and loss of control.

Method used

The absorbent article features a first and second belt with distinct regions of substrate layers, incorporating score lines and transition score lines to create a frangible path that allows for easy tearing along intended lines, facilitating removal and disposal without sliding or tearing issues.

Benefits of technology

The designed frangible path enables caregivers to remove and dispose of soiled absorbent articles in a manner similar to conventional open diaper configurations, ensuring hygiene and ease of use.

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Abstract

The present disclosure relates to an absorbent article including a first belt and a second belt. The first belt and / or the second belt can include a first region and a second region, the first region including a first number of substrate layers, the second region including a second number of substrate layers, the first number of substrate layers being greater than the second number of substrate layers. Additionally, the first belt and / or the second belt may comprise one or more frangible paths including a first frangible line positioned in the first region, a second frangible line positioned in the second region, and at least one transitional frangible line extending partially through the first region and the second region.
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Citation Information

Patent Citations

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    JP2010148961A

  • Underpants type absorbent article

    JP2013052228A

  • Spreading type disposable diaper

    JP2016140420A

  • Absorbent garment having sensory cue for line of weakness

    US20060135936A1