Pourable or blowable loose-fill insulation product

US5683810A · kind A · utility

Assignee

• Owens-Corning Fiberglas Technology, Inc. · US

Inventors

• William M. Babbitt · New Albany, US
• Barry L. Shupp · Toledo, US
• George Henry · Newark, US
• Michael E. Evans · Granville, US
• John R. Mumaw · Granville, US
• Roberta L. Alkire · Millersport, US
• W. Scott Miller · Newark, US
• Ronald A. Houpt · Shelbyville, US
• Russell M. Potter · Hebron, US
• Tod D. Green · Somerset, US
• David P. Aschenbeck · Newark, US
• Clarke Berdan, II · Granville, US

Key dates

• Filing date: Mar 20, 1996
• Grant date: Nov 4, 1997
• Expiry date: Mar 20, 2016

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y10T428/2964
• WIPO field: Textile and paper machines
• WIPO sector: Mechanical engineering

Abstract

A loose-fill insulation product is provided which may be poured or blown by a consumer. The insulation is comprised of irregularly-shaped glass fibers which are comprised of two distinct glass compositions. The loose-fill insulation product may be densely packaged in a small container for consumer use, and shows improved recovery, good thermal efficiency, and low dust upon blowing or pouring.