Coating processes – With pretreatment of the base – Heating or drying pretreatment
Patent
1991-10-02
1993-05-04
Lusigan, Michael
Coating processes
With pretreatment of the base
Heating or drying pretreatment
134 31, 156646, 156664, 427327, B05D 302
Patent
active
052080730
ABSTRACT:
In this invention, a method of manufacturing a colored metallic sheet comprises steps of holding a surface to be painted of metallic plates 10 in a fluorine- or fluoride-containing atmosphere in a heated condition to form a fluorided layer on the surface to be painted, removing the formed fluorided layer on the surface just before painting the surface to expose a metallic base, and painting the exposed metallic base surface.
REFERENCES:
patent: 4296151 (1982-10-01), Bouitinghouse
patent: 4975147 (1990-12-01), Tahara et al.
Daidousanso Co. Ltd.
Lusigan Michael
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