Absorbent articles
The absorbent article design with specific sheet materials and configurations addresses wet backflow and comfort issues by using a hydrophilic top sheet, water-repellent transfer sheet, and optimized SAP content, achieving effective fluid management and comfort.
JP2026091170APending Publication Date: 2026-06-03NIPPON PAPER CRECIA CO LTD
Patent Information
- Authority / Receiving Office
- JP · JP
- Patent Type
- Applications
- Current Assignee / Owner
- NIPPON PAPER CRECIA CO LTD
- Filing Date
- 2024-11-22
- Publication Date
- 2026-06-03
AI Technical Summary
Technical Problem
Existing absorbent articles face issues with wet backflow and wearing comfort, particularly when using perforated films or high SAP proportions, leading to stiffness and increased manufacturing costs or SAP clumping.
Method used
The absorbent article comprises a liquid-permeable top sheet, a liquid-impermeable back sheet, and an absorbent material, with a second sheet and a transfer sheet between the top sheet and the absorbent material, using specific materials and properties for each layer to prevent backflow and enhance comfort.
Benefits of technology
The solution provides an absorbent article that prevents backflow, maintains comfort without stiffness, and minimizes SAP clumping while ensuring good water absorption and gel blocking properties.
✦ Generated by Eureka AI based on patent content.
Smart Images
Figure 2026091170000001_ABST
Abstract
The objective is to provide an absorbent material that does not experience backflow (wet bloating) and offers excellent wearing comfort without feeling bulky. [Solution] The above problem is solved by an absorbent article comprising a liquid-permeable top sheet, a liquid-impermeable back sheet, and an absorbent disposed between the top sheet and the back sheet, wherein a second sheet is provided between the top sheet and the absorbent, and a transfer sheet is provided between the second sheet and the absorbent, the top sheet and the second sheet are made of hydrophilic nonwoven fabric, and the transfer sheet is made of water-repellent nonwoven fabric.
Need to check novelty before this filing date? Find Prior Art