Low corrosion hot melt ink
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United States of America Patent
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-
Nov 19, 1991
Grant Date -
N/A
app pub date -
May 23, 1990
filing date -
May 23, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
In the particular embodiments described in the specification, low-corrosion hot melt ink contains 0.5% to 10% by weight of a metallo-organic compound such as overbased calcium sulphonate, basic barium sulphonate and overbased sulphurized calcium alkyl phenate as a corrosion inhibitor. Such inks produce no significant corrosion of printing system components after extended exposure at elevated temperatures.
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