Continuously coating a moving metal strip
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United States of America Patent
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Jan 25, 1994
Grant Date -
N/A
app pub date -
Jan 10, 1992
filing date -
Jan 10, 1991
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Abstract
A metal strip (4) is continuously coated with a thermoset resin based paint by passing it through a pre-heating furnace (5) wherein it is raised to a pre-heat temperature of from 100.degree. to 210.degree. C., then through a coating applicator (6) wherein a solid, substantially solvent free block (11) of the paint composition is pressed against the strip (4) at a substantially constant pressure of from 10 to 100 kilopascals to cause a liquid layer (13) of the paint composition to be deposited on the strip, then through a roll type smoothing device (18) to smooth and spread the layer and doctor it to thickness, then through a curing furnace (8) to thermoset the layer, and finally through a quenching bath (9).
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