"Process for surface-treating body made of metal"
AssigneesSony Corporation, Denka Himaku Inc.
InventorsMasahiko Kakizaki, Masahiro Akimoto
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Abstract
A process for surface-treating a body made of metal is disclosed, which includes a step of immersing the body made of metal in an aqueous solution containing at least one organometallic compound and at least one film-forming assistant, thereby forming a transparent film on a surface of the body made of metal. Further, in accordance with the present invention, there is provided a composition of matter including a substrate made of magnesium or a magnesium alloy and a transparent film formed on the substrate, which can be prepared by the process.
Claims7
A process for surface-treating a body made of metal, comprising a step of:
- immersing said body made of metal in an aqueous solution comprising
- at least one compound selected from the group consisting of Si(OCH.sub.3).sub.4 and Si(OC.sub.2 H.sub.5).sub.4 and
- at least one film-forming assistant, thereby forming a transparent film on a surface of the body made of metal.
Dependencies are inferred from the claim text.