Method for forming corrosion-resistant coating on a steel sheet

Details Method for forming corrosion-resistant coating on a steel sheet Method for forming corrosion-resistant coating on a steel sheet

1975-06-10

1977-05-24

Newsome, John H.

Stock material or miscellaneous articles

Composite

Of epoxy ether

148 616, 260 296MM, 260 296MP, 260836, 427 44, 427 54, 428463, B05D 306

Patent

active

040256928

ABSTRACT:
A steel sheet coating having high corrosion-resistivity and paint-adhesivity can be obtained by applying a water solution of specific composition described hereinafter on a steel sheet, followed by drying; and exposing the coating to ultraviolet rays in an air atmosphere; said water solution contains a chemical compound which has been prepared by reacting a prepolymer of an epoxy resin with acrylic acid or methacrylic acid in order to introduce vinyl groups into the molecules of said prepolymer, another chemical compound of chromate or dichromate for chelation and a molybdenum compound as a stabilizer.

REFERENCES:
patent: 3132055 (1964-05-01), Tanaka et al.
patent: 3175964 (1965-03-01), Watanabe et al.
patent: 3262903 (1966-07-01), Robertson
patent: 3519495 (1970-07-01), Plaxton
patent: 3528860 (1970-09-01), Kronstein
patent: 3674545 (1972-07-01), Strolle
patent: 3754972 (1973-08-01), Majistre et al.
patent: 3873349 (1975-03-01), Kimura et al.

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