Method for manufacturing aluminum alloy exterior material for smart device

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United States of America Patent

PATENT NO 11654477
APP PUB NO 20210016344A1
SERIAL NO

16672419

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Abstract

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Provided is a method for manufacturing an aluminum alloy exterior material for smart devices which is formed not by extrusion or die casting but by a strip casting method using a rotating mold, and an aluminum alloy exterior material manufactured by the method. In accordance with an embodiment, the method includes: preparing a molten aluminum alloy; casting the molten aluminum alloy into a sheet shape using a rotating mold to form an aluminum alloy cast sheet; and anodizing the aluminum alloy cast sheet, wherein in the forming of an aluminum alloy cast sheet, X in Equation 1 below may have a value in the range of greater than 0 and equal to or less than 0.15.

description='In-line Formulae' end='lead'X=(WZn+WMg+WCu+WSi)/TC  description='In-line Formulae' end='tail'

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Patent Owner(s)

Patent OwnerAddress
KOREA INSTITUTE OF MATERIALS SCIENCE797 CHANGWON-DAERO SEONGSAN-GU CHANGWON-SI GYEONGSANGNAM-DO 51508

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Euh, Kwang Jun Changwon-si, KR 1 0
Kim, Hyoung Wook Changwon-si, KR 3 3
Kim, Su Hyeon Changwon-si, KR 19 117
Lee, Yun Soo Changwon-si, KR 1 0

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