| abstract |
A lignosulfonate compound for phase change ink of the formula n n n n n n n n n n wherein R is hydrogen or n n n n n n n n n n and wherein the cationic counterion + is a nitrogen-alkyl cationic counterion, a nitrogen-aryl cationic counterion, a nitrogen-alkylaryl cationic counterion, or a nitrogen arylalkyl cationic counterion; and wherein the cationic counterion contains at least eight carbon atoms. |