Koninklijke Philips Corporation N.v.

Sim Tech LLC

Soo-Kong Chang

Gerard Cnossen

Leo Hubert Maria Krings

Youg Ling Wu

Disclosed is a domestic appliance, at least comprising an aluminum sole plate which is provided with a coating which is provided by means of a sol-gel process and wherein an intermediate layer is present between the aluminum sole plate and the sol-gel coating. The intermediate layer comprises a multi-layer structure. Also described is a method of manufacturing such a domestic appliance. The method comprises the steps of providing an aluminum substrate, applying a porous intermediate layer of aluminum oxide by electrochemical treatment of the aluminum sole plate in an electrolyte comprising a solution of phosphoric acid, applying a dense intermediate layer of aluminum oxide by electrochemical treatment in an electrolyte, and providing a sol-gel coating on the treated substrate.

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Singapore, Singapore

Soo-Kong Chang