Self-healing electrical insulation

US8796372B2 · kind B2 · utility

Assignee

• Rensselaer Polytechnic Institute · US

Inventors

• John Nelson · Redlands, US
• Brian Benicewicz · Loudonville, US
• Atri Rungta · Columbia, US
• Linda S. Schadler · Clifton Park, US

Key dates

• Filing date: Apr 29, 2011
• Grant date: Aug 5, 2014
• Expiry date: Jul 12, 2031

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08L33/14
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

Electrical insulation comprising a polymeric matrix having compounded therein, a functionalized dielectric nanoparticle filler comprising a self-healing moiety, dispersible in the polymeric matrix, wherein the electrical insulation is capable of self-healing upon exposure to corona discharge.