METHOD FOR FORMATION OF CRYSTAL NANO-POROUS OXIDE ON TITANIUM-ALUMINIUM ALLOY Russian patent published in 2016 - IPC C25D11/26 B82B3/00 

Abstract RU 2601904 C2

FIELD: electroplating.

SUBSTANCE: invention relates to electroplating and can be used to produce photocatalytic devices. Method involves manufacturing of a part of sintered titanium-aluminium alloy powder with size of granules 1-10 µm, washing of part in ethanol, drying, washing in distilled water, drying at temperature 80-90 °C, formation of nano-porous oxide on part's surface by anodic treatment, wherein anodic treatment is carried out in ethylene glycol with addition of 0.25 % NH4F at room temperature and constant voltage U = 60W and thermally treated in air at temperature 800-820 °C during 30-40 minutes.

EFFECT: technical result is increase of specific surface area and photocatalytic activity of coating.

1 cl, 2 dwg, 1 ex

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RU 2 601 904 C2

Authors

Jakovleva Natalja Mikhajlovna

Kokatev Aleksandr Nikolaevich

Stepanova Kristina Vjacheslavovna

Chupakhina Elena Ananevna

Dates

2016-11-10Published

2015-03-25Filed