Patent ID: 7887908

Claim:
A thermal and/or acoustic insulation product, comprising mineral wool and at least 1%, by weight, of a cured organic resin, and further comprising a web of mineral fibers, the grammage of which, is between 10 and 300 g/m 2 , and wherein said web is placed on at least one of the outer surfaces of said insulating product, and wherein said web comprises at least 1%, by weight, of a binder, obtained from a sizing composition, and wherein said composition comprises a resin or resin mixture, comprising at least one epoxy resin, whose EEW value is between 150 and 2000; and wherein said product releases less than 50 mg/kg (of product) of formaldehyde, and less than 50 mg/kg (of product) of methyl isocyanate (MIC), when it is heated to 350° C. for at least 15 minutes, and wherein the product can be used at temperatures above 150° C.