Porous and non-porous intumescent masses
AssigneeBayer Aktiengesellschaft
InventorWulf von Bonin
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Abstract
A porous or non-porous intumescent mass comprising one or more carbonization auxiliaries, one or more fillers and optionally one or more other auxiliary agents, produced by the reaction of a polyisocyanate with an isocyanate reactive compound, optionally containing phosphorus or boron, in the presence of polyepoxide. The intumescent mass according to the invention having good fire characteristics and can be used to produce structural elements for fire resistance purposes, fire barriers, textile coatings, linings, laminates and pipe insulators.
Claims20
An intumescent mass consisting essentially of one or more carbonization auxiliaries and one or more fillers, said mass produced by reacting a polyisocyanate with an isocyanate reactive compound in the presence of a polyepoxide.
Dependencies are inferred from the claim text.