C - Chemistry – Metallurgy – 04 – B
Patent
C - Chemistry, Metallurgy
04
B
117/162, 261/30
C04B 35/04 (2006.01) B22D 41/02 (2006.01) C04B 35/01 (2006.01) C04B 35/66 (2006.01)
Patent
CA 1125791
ABSTRACT COMPOSITIONS SUITABLE FOR PRODUCING CERAMIC COATINGS There is disclosed a composition suitable for producing cermic coatings which comprises a granular aggregate of sintered magnesia, chromite or mixtures thereof and, on a dry weight basis 2 to 6% w/w clay, up to 2% w/w magnesium sulphate or sodium silicate or mixtures thereof, 0.5 to 1.5% w/w ferric sulphate or aluminium sulphate or ferrous chloride and 0.2 to 0.6% w/w of sodium perborate, sodium percarbonate, or sodium perchlorate or mixtures thereof. The composition can be used to produce ceramic coatings on refractory materials by mixing it with water, allowing the mixture to stand and then applying it to a refractory substrate, drying it and then heating it to a high temperature.
319500
Dotsch Lorenz
Pirkl Wilhelm
Wieland Gunther
Didier-Werke A.g.
Fetherstonhaugh & Co.
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