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US 5,914,365 AGranted
Modified urea-formaldehyde binder for making fiber mats
AssigneeGeorgia-Pacific Resins, Inc.
InventorsShau-Gan Chang, Larry R. Graves, Charles R. Hunter, Stacey L. Wertz
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Abstract
An aqueous binder composition containing a urea-formaldehyde resin modified with a water-soluble styrene-maleic anhydride copolymer is used in the preparation of fiber mats.
Claims2
An aqueous binder composition for use in making fiber mats comprising as a major component a thermosetting urea-formaldehyde resin and as a minor component a water-soluble styrene-maleic anhydride copolymer, wherein a weight ratio of said thermosetting urea-formaldehyde resin to said styrene-maleic anhydride copolymer is from about 99.9:0.1 to about 70:30.
Dependencies are inferred from the claim text.