Reducing formaldehyde emissions from fiberglass insulation
AssigneeGeorgia-Pacific Chemicals LLC
InventorsPeter Boyer, Kim Tutin, Ramji Srinivasan
Life of this patent
Estimating the term…
Abstract
A process for making a fibrous product using a binder based on a formaldehyde-containing resin and especially for making fiberglass insulation products, and to the fibrous products themselves, wherein the fibrous product has a backing sheet affixed thereto and the backing sheet is coated or impregnated with a formaldehyde scavenger composition, with the result that the fibrous products exhibit a reduced level of formaldehyde emission.
Claims18
A fibrous mat having fibers bonded to one another with a binder comprising a cured formaldehyde-containing resin and having a backing sheet adjacent the fibrous mat, wherein the backing sheet is selected from the group consisting of a sheet of paper, a metal foil, a glass mat, and a fabric and carries a formaldehyde scavenger composition in a mass transfer relationship to the fibrous mat and in an amount sufficient to reduce formaldehyde emissions from the fibrous mat.
Dependencies are inferred from the claim text.