RESINOUS COMPOSITION FOR POWDER COATING A resinous composition suitable for powder coating on metals on which a heat resistant coating layer is formed contains (A) modified polypropylene in which unsaturated carboxylic acid or anhydride is grafted on crystalline propylene/.alpha.-olefin copolymer, (B) ethylene polymer, (C) metal oxide or hydroxide and (D) polymers of C6 or more vinyl cycloalkane and the composition contains 0.001 - 1.0 % by weight of the vinyl cycloalkane unit.
