Aluminum alloy member and method for manufacturing the same

An aluminum alloy member includes a main body (1) including an aluminum alloy serving as a base material, and an electrolytic oxidation ceramic coating coated at a portion of a surface of the main body (1) and including a most outer layer and an inner layer which is arranged close to the main body (...

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Bibliographic Details
Main Authors SUDA, ARATA, HIRATSUKA, ICHIRO, KONISHI, TOMOYOSHI, TOKUHARA, MIE
Format Patent
LanguageEnglish
French
German
Published 17.02.2010
Subjects
APPARATUS THEREFOR
CHEMISTRY
ELECTROFORMING
ELECTROLYTIC OR ELECTROPHORETIC PROCESSES
METALLURGY
PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTIONOF COATINGS
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Summary:An aluminum alloy member includes a main body (1) including an aluminum alloy serving as a base material, and an electrolytic oxidation ceramic coating coated at a portion of a surface of the main body (1) and including a most outer layer and an inner layer which is arranged close to the main body (1) relative to the most outer layer, the inner layer in which an aluminum oxide is richer than the most outer layer, the most outer layer in which a volume of a titanium oxide or a total volume of the titanium oxide and a zirconium oxide is richer than the inner surface.
Bibliography:Application Number: EP20090167374