Coating processes – Nonuniform coating – Applying superposed diverse coatings or coating a coated base
Patent
1989-10-03
1991-08-06
Lawrence, Evan
Coating processes
Nonuniform coating
Applying superposed diverse coatings or coating a coated base
427270, 427287, 427379, B05D 302, B05D 508
Patent
active
050376756
ABSTRACT:
A method of coating an aluminum surface in which the aluminum surface is initially roughened. Enamel containing borosilicate frit is then coated discontinuously on the roughened aluminum surface so that it covers 20 to 60% of the surface and is baked. A first fluorocarbon resin coating is then placed on the enamel and dried. A second fluorocarbon resin coating is then placed over the first coating and baked.
REFERENCES:
patent: 4118537 (1978-10-01), Vary et al.
patent: 4546141 (1985-10-01), Gebauer
Kishi Mikio
Okada Kazuaki
Takubo Susumu
Fujimaru Kogyo Kabushiki Kaisha
Gossett Dykema
Lawrence Evan
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