Tampon and manufacture thereof

US5171235A · kind A · utility

Assignee

• Hoechst GmbH · DE

Inventors

• Dirk Theis · Ludwigshafen, DE
• Walter Fester · Königstein, DE

Key dates

• Filing date: Apr 1, 1991
• Grant date: Dec 15, 1992
• Expiry date: Apr 1, 2011

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10S604/904
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

There is described a tampon made of continuous filaments based on a man-made fiber tow with a water-holding capacity of at least 1000% by weight, the tampon consisting essentially of continuous filaments in a perpendicular arrangement relative to the longitudinal axis of the tampon with essentially only one free filament end at the surface per filament while the other free filament end is on the inside.