Pre-coated steel sheets and process for production thereof

Details Pre-coated steel sheets and process for production thereof Pre-coated steel sheets and process for production thereof

1981-03-19

1983-01-25

Lesmes, George F.

Stock material or miscellaneous articles

Composite

Of metal

20415919, 427 44, B32B 906

Patent

active

043703879

ABSTRACT:
A precoated steel sheet and a process for production thereof is provided which comprises coating a resin composition comprising mainly an acryloxyloxy- or methacryloyloxy-terminated polyester on the surface of a steel sheet, said acryloyloxy- or methacryloyloxy-terminated polyester being prepared by reacting a hydroxy-terminated polyester comprising (a) a dicarboxylic acid unit containing about 10 to about 80 mol % of a terephthalic acid unit and (b) dihydric alcohol unit containing about 30 mol % or more of a dihydric alcohol unit containing 3 or more carbon atoms, and having a number average molecular weight of about 400 to about 5,000, with acrylic acid or methacrylic acid, and curing the thus-coated resin composition by irradiating the sheet with an electron beam.

REFERENCES:
patent: 3367992 (1968-02-01), Bearden
patent: 3455801 (1969-07-01), D'Alelio
patent: 3455802 (1969-07-01), D'Alelio
patent: 3485732 (1969-12-01), D'Alelio
patent: 3485733 (1969-12-01), D'Alelio
patent: 4137138 (1979-01-01), Batt et al.

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