Composite foam made from polymer microspheres reinforced with long fibers

US6864297B2 · kind B2 · utility

Assignee

• University of Southern California · US

Inventors

• Steven Nutt · Irvine, US
• Lev Vaikhanski · Nesher, IL

Key dates

• Filing date: Jul 21, 2003
• Grant date: Mar 8, 2005
• Expiry date: Jul 21, 2023

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08J9/32
• WIPO field: Other special machines
• WIPO sector: Mechanical engineering

Abstract

Composite foam based on expandable microspheres reinforced with fibers is described. Also disclosed are methods of making microsphere foam reinforced with fibers and methods of use thereof. The disclosure provides foam that performs equally and better than the performance of most thermoplastic foams commercially available.