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ctrodeposited Al from ionic liquid for Cd Replacement Coating

Photograph and SEM image of Electrochemically
Deposited Al coating using ionic liquid

Al coatings were electrodeposited Salient Technical Features
on high strength steel from ionic The coating provides cathodic
liquid-AlCl3 bath using various protection to steel in water and salt
current pulses and evaluated for water, red rust resistance for ≥ 1000
Cd replacement coating. The and 500 hours in salt spray chamber,
deposition current in bipolar mode humidity resistance for more than 500
produces compact and pore/defect hours. The coating resists hydrogen
free coating. embrittlement.

Intellectural Property Rights (IPR): Level/Scale of Development : TRL-3
In the process of patent filling by the
Sponsor Commercialization : Lab scale

Application Major Raw Materials Utilized
Ionic liquid and anhydrous AlCl3
Cathodic protection of steel as Cd
replacement coatings. Target industries Major Plant, Equipment and
are aviation and automotive sector. Machinery Required
Bipolar current source.

AS 56
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