Method for painting aluminum or aluminum-based alloy material

Chemistry: electrical and wave energy – Processes and products

Patent

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Details

204 38A, 204 38E, 204248, B05D 302, B05D 700, C25D 1118

Patent

active

039309649

ABSTRACT:
A strong base layer for painting on an aluminous material, a thermosetting resin paint and a painted film having high cohesion and corrosion resistance are produced by forming a boehmite layer in various processes on the aluminous material and immersing the aluminous material provided with the boehmite layer in a water soluble thermosetting resin paint at 40.degree.-60.degree.C containing an organic amine and removing the aluminous material from the paint bath and heating the paint thus deposited on the aluminous material to bake and cure the paint.

REFERENCES:
patent: 3533920 (1970-10-01), Covino
patent: 3622473 (1971-11-01), Ohta et al.
patent: 3704176 (1972-11-01), Oga et al.
patent: 3711313 (1973-01-01), Nagano et al.
patent: 3775266 (1973-11-01), Ikeda et al.
patent: 3799848 (1974-03-01), Kolic et al.

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