Absorbent barrier structures having a high convective air flow rate and articles made therefrom

US7291763B2 · kind B2 · utility

Assignee

• The Procter & Gamble Company · US

Inventors

• Srinivas Krishnaswamy Mirle · Ellicott City, US
• Mattias Schmidt · Idstein, DE
• John Ferney McKibben · Sharonville, US
• Cornelia Sprengard-Eichel · Frankfurt, DE
• Suna Polat · Montgomery, US

Key dates

• Filing date: Mar 20, 2006
• Grant date: Nov 6, 2007
• Expiry date: Mar 20, 2026

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T442/699
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

Absorbent articles which provide superior protection against wet through under impact or sustained pressure, and high convective air flow therethrough for skin health and comfort benefits. An absorbent article comprising an absorbent core and an absorbent barrier structure, wherein the absorbent barrier structure has a hydrohead value of at least about 10 mBars; a convective air permeability of at least about 10 Darcy/mm; and a liquid impact transmission value of less than about 20 g/m2.