Inventors:
Ival O. Salyer - Dayton OH
Bernard L. Fox - Centerville OH
Assignee:
University of Dayton - Dayton OH
International Classification:
C09K 328, C08N 932
Abstract:
Intumescent coatings which form a thick, uniform, fine celled, low density foam upon exposure to a high intensity heat flux or flame are disclosed, the invention coatings comprise phenolic resin prepolymer containing a blowing agent and a nucleating agent; in the preferred embodiments the coatings also contains a silicone surfactant, the coatings are useful in thermal and fire protection systems.