Kansai Paint Company, Ltd.

Nobuhiro Kurano

Hiroshi Iwai

Iwao Momiyama

Ryuichi Sano

Inorganic coating compositions with alkali silicate comprising a viscous aqueous suspension which is obtained by heating above 50.degree. C. the mixture comprising an aqueous 10-50 weight percent solution of alkali silicate and 5-300 weight percent (vs. the solid component in said 10-50 weight percent aqueous solution) of amorphous silica powder hardenable upon application of a hardener solution comprising a surface tension reducing agent and an aqueous solution of at least one compound selected from phosphoric acid, phosphates, chlorides, sulfates, nitrates, fluorosilicates and ammonium persulfate.

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Amagasaki, Japan

Nobuhiro Kurano