FORMALDEHYDE-FREE SIZING COMPOSITION FOR FIBRES, IN PARTICULAR MINERAL FIBRES, AND RESULTING PRODUCTS.

摘要

The present invention relates to a formaldehyde-free sizing composition for products based on fibres, in particular mineral fibres, such as glass or rock fibres, which comprises: - at least one non-reducing sugar, - at least one catalyst for the dehydration of the non-reducing sugar, - at least one amine, - and at least one compound comprising activated ethylenic unsaturation(s). Another subject of the present invention is the products thus obtained, in particular thermal and/or acoustic insulators based on mineral wool and veils of nonwoven mineral fibres, and the process for the manufacture thereof.