Activator-accelerator mixtures for alkaline paint stripper compositions
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United States of America Patent
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Apr 12, 1988
Issued Date -
N/A
app pub date -
Apr 1, 1986
filing date -
Nov 18, 1983
priority date (Note) -
Expired
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Abstract
An activator composition having increased effectiveness and life when used in an aqueous alkaline stripper solution at elevated temperatures to remove siccative coatings from substrates containing two essential components A and B. Component A consists essentially of at least one of an ethoxylated tetrahydrofurfuryl, a mixture of an ethoxylated tetrahydrofurfuryl and an ethoxylated furfuryl, N-methyl-2-pyrrolidone and N-(2-hydroxyethyl)-2-pyrrolidine. Component B consists essentially of at least one of N-phenyl-diethanolamine, furfurylamine, tetrahydrofurfurylamine, octadecylamine, butoxypropanolamine and N-amino-morpholine.
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