| abstract |
(57) [Problem] To provide an emulsion type refractory coating material composition which can be formed into a thin film and has excellent fire resistance performance, and at the same time, prolongs the time for maintaining fire resistance performance of steel. Provided is a refractory coating composition capable of securing time. SOLUTION: (A) a binder, (B) at least one selected from an azo compound, a hydrazo compound, a nitroso compound and a sulfonyl hydrazide compound, (C) graphite, A solution is a refractory coating material composition comprising (D) a thermally decomposable nitrogen-containing compound and (E) at least one selected from a branched polyhydric alcohol and a saccharide. |