Flexible open-celled microcellular polymer foams

US6703431B2 · kind B2 · utility

Assignee

• BASF SE

Inventors

• Franz-Josef Dietzen · Haßloch, DE
• Hans-Joachim Hähnle · Neustadt, DE
• Serguei Evsioukov · Ludwigshafen, DE
• Gunnar Schornick · Neuleiningen, DE
• Gerd Ehrmann · Deidesheim, DE
• Rüdiger Funk · Niedernhausen, DE

Key dates

• Filing date: Oct 29, 2001
• Grant date: Mar 9, 2004
• Expiry date: Apr 18, 2022

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08J2367/00
• WIPO field: Medical technology
• WIPO sector: Instruments

Abstract

Flexible open-celled microcellular foams based on thermoplastic polymers are useful for fluid-absorbent hygiene articles.