Polyester-type formaldehyde free insulation binder

C - Chemistry – Metallurgy – 08 – L

Patent

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Details

C08L 67/06 (2006.01) B05D 3/02 (2006.01) C03C 25/32 (2006.01) C08F 8/14 (2006.01) H05K 1/03 (2006.01)

Patent

CA 2489385

An aqueous binder composition containing a substantially infinitely water- dilutable or dispersible adduct of a monomeric polycarboxylic acid component (polybasic acid) and a monomeric polyol component (i.e., a polyester) and the related method of its use for making glass fiber products, especially fiberglass insulation.

La présente invention concerne une composition de liant aqueux contenant un adduit capable de se dissoudre ou de se diluer sensiblement indéfiniment dans l'eau. Cet adduit est fait d'un d'acide carboxylique monomère, notamment un acide polybasique, et d'un polyol monomère, en l'occurrence un polyester. L'invention concerne également un procédé d'utilisation correspondant pour la fabrication de produits en fibres de verre, plus particulièrement d'isolant à base de fibres de verre.

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