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US 2006/0219568 A1Published application
Microstructure
AssigneeFuji Photo Film Co., Ltd.
InventorsYoshinori Hotta, Tadabumi Tomita, Akio Uesugi
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Abstract
A microstructure with regularly arranged micropores is obtained by anodizing an aluminum layer having a Vickers hardness Hv of up to 20. The microstructure has a well-ordered region of large surface area and can be manufactured at low cost.
Claims4
A microstructure comprising regularly arranged micropores which is obtained by anodizing an aluminum layer having a Vickers hardness Hv of up to 20.
A method of producing a microstructure comprising the steps of:
- heat-treating an aluminum layer at least once at a temperature of at least 200° C. for at least one hour;
- and
- anodizing the heat-treated aluminum layer.
Dependencies are inferred from the claim text.