Iron and sole plate for an iron
AssigneesKoninklijke Philips Electronics N.V., Singapore Institute of Manufacturing Tech. (SIMTECH)
InventorsLeo Hubert Maria Krings, Youg Ling Wu
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Abstract
Disclosed is an iron, 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 porous layer of aluminum oxide. Also described is a method of manufacturing such an iron. The method comprises the steps of providing an aluminum sole plate, 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, and providing a sol-gel coating on the treated sole plate. Furthermore, an aluminum sole plate which is suitable for use in an iron is disclosed.
Claims9
An iron, 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, characterized in that the intermediate layer comprises a porous layer of aluminum oxide.
A method of manufacturing an iron 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, characterized in that the intermediate layer comprises a porous layer of aluminum oxide, the method comprising the acts of:
- providing said aluminum sole plate,
- applying said porous intermediate layer of aluminum oxide by electrochemical treatment of the aluminum sole plate in an electrolyte comprising a solution of at least 5 v. % phosphoric acid, and
- providing said sol-gel coating on the treated sole plate.
Dependencies are inferred from the claim text.