Multi-layer absorbent composite

US5294478A · kind A · utility

Assignee

• Kimberly-Clark Inc. · US

Inventors

• Mary C. Wanek · Marietta, US
• Billie J. Matthews · Woodstock, US
• Lawrence Howell Sawyer · Neenah, US
• Frank P. Abuto · Duluth, US
• Edward E. Werner · Oshkosh, US
• Thomas William Van Den Bogart · Appleton, US
• William Anthony Georger · Neenah, US
• Brendon Frank Ribble · Menasha, US

Key dates

• Filing date: Dec 18, 1992
• Grant date: Mar 15, 1994
• Expiry date: Dec 18, 2012

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T442/66
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

Disclosed is an absorbent structure comprising first and second surge management layers and an absorbent layer located between said first and second surge management layers. The first surge management layer comprises synthetic polymeric fibers and the second surge management layer comprises hydrophilic fibers. The density of the absorbent layer is greater than the density of the first and second surge management layers.