Phase change inks
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United States of America Patent
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Feb 22, 2005
Grant Date -
N/A
app pub date -
Nov 25, 2003
filing date -
Nov 25, 2003
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Disclosed is an ink composition comprising (a) an ink carrier which comprises a monoamide, a tetra-amide, or a mixture thereof; (b) a polyalkylene succinimide; and (c) pigment particles. Also disclosed is an ink composition comprising (a) an ink carrier, (b) a polyalkylene succinimide, and (c) pigment particles, said ink having a conductivity great than 1.times.10.sup.-8 Siemens per centimeter. Also disclosed is an ink set comprising (1) a first ink comprising (a) an ink carrier, (b) a polyalkylene succinimide, and (c) pigment particles, and (2) a second ink comprising a dye colorant and a second ink carrier, wherein the first ink carrier contains substantially the same components as the second ink carrier.
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