Producing a fire protection element comprises co-extruding a profile with an intumescent composition, based on silicate as a core material and a thermoplastic polymer as the sheath

摘要

Producing a fire protection element, comprises co-extruding a profile with an intumescent composition, based on silicate as a core material and a thermoplastic polymer as the sheath. The intumescent composition contains gelling agent in an amount of 0.01-20 wt.%.