MAN-MADE VITREOUS FIBRE PRODUCTS AND THEIR USE IN FIRE PROTECTION SYSTEMS

摘要

A fire and high temperature protection product is provided which comprises an air laid web of mineral fibres through which is substantially uniformly distributed a particulate endothermic material which has a mean particle size above 5 .mu.m and is bonded to the mineral fibres of the web and is a material which is a carbonate and/or hydrate and which is heat stable at up to 200 .degree.C and decomposes endothermically at a temperature above 200 .degree.C.