Binder compositions exhibiting reduced emissions

Details Binder compositions exhibiting reduced emissions Binder compositions exhibiting reduced emissions

C - Chemistry, Metallurgy

08

L

C08L 61/14 (2006.01) C03C 25/34 (2006.01) C08G 8/28 (2006.01) C08K 5/3492 (2006.01) C08K 5/42 (2006.01) C09J 161/14 (2006.01)

Patent

CA 2391350

The presently disclosed invention relates to a phenolic binder comprising a premix of a urea modified phenol--formaldehyde resole resin, a curing agent, and an additive selected from the group consisting of ammonium lignosulfonate, melamine and a melamine derivative. A method for reducing gaseous emissions in the manufacture of fibrous insulation materials is also dis-closed.

La présente invention concerne un liant phénolique qui comprend un prémix de résine phénol-formaldéhyde résole modifiée avec de l'urée, un agent de traitement, et un additif sélectionné dans le groupe constitué du lignosulfonate d'ammonium, de mélamine et d'un dérivé de mélamine. Cette invention concerne aussi un procédé permettant de réduire les émissions de gaz dans la fabrication des matériaux d'isolation fibreux.

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