Back to results
US 2019/0390457 A1Published application
Low density loosefill insulation
AssigneeOwens Corning Intellectual Capital, LLC
InventorsWilliam E. Downey, Scott Schweiger
Life of this patent
Estimating the term…
Abstract
The general inventive concepts relate to unbonded loosefill fiberglass compositions useful for insulation. The compositions demonstrate improved product density. In certain instances, this is accomplished by application of a surface modifying agent.
Claims19
A pourable or blowable loosefill insulation product comprising:
- a) glass fiber insulation wool, said glass fiber insulation wool comprising a plurality of glass fibers;
- b) a modifying agent applied to the surface of the glass fibers in an amount of less than 0.1% by weight.
A method of making an unbonded loosefill insulation material, the method comprising:
- providing a modifying agent comprising a cationic polyamine;
- mixing the modifying agent with glass fibers so that the modifying agent is distributed on the glass fibers in an amount of less than 0.1% by weight of the glass;
- and
- packaging the unbonded loosefill insulation material.
1 more element
Dependencies are inferred from the claim text.