New Wax composition for the printing ink industry and ink compositions and overprint varnishes containing same
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United States of America Patent
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Jul 1, 1997
Grant Date -
N/A
app pub date -
Jan 3, 1996
filing date -
Jan 3, 1996
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Expired
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Abstract
A new wax composition for use in the ink industry, which composition is prepared from: (a) 40% to 90% of solvent having a boiling point within the range of about 100.degree. to 550.degree. C., said solvent being selected from the group consisting of aromatic and aliphatic solvents, (b) 10% to 40% of wax having an average particle size within the range of about 1 to about 300 microns, (c) 5% to 40% of polymeric pour point depressant, and optionally dependant on the characteristics required, 4% to 40% of a resin material which is soluble in aromatic and aliphatic solvents.
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