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US 8,795,840 B2Granted
Coated article and method for making the same
AssigneesHONG FU JIN PRECISION INDUSTRY (ShenZhen) CO., LTD., Hon Hai Precision Industry Co., Ltd.
InventorsHuann-Wu Chiang, Cheng-Shi Chen, Cong Li
Life of this patent
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Abstract
A coated article includes a substrate, an anti-corrosion layer formed on the substrate, and a decorative layer formed on the anti-corrosion layer. The anti-corrosion layer is an amorphous alloy layer containing elements of iron, chromium, boron and M, wherein M is one or more selected from the group consisting of phosphorus, carbon and silicon. A method for making the coated article is also described.
Claims4
A coated article, comprising:
- a substrate being made of aluminum alloy or magnesium alloy;
- an anti-corrosion layer formed on the substrate, the anti-corrosion layer being an amorphous alloy layer and containing about 68% to about 72% of iron, about 8% to about 12% of chromium, about 10% to about 14% of boron, and about 2% to about 14% of M by atomic percentage;
- and
- a decorative layer directly formed on and contacting the anti-corrosion layer;
- wherein M being one or more selected from the group consisting of phosphorus, carbon and silicon.
2 more elements
Dependencies are inferred from the claim text.