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AssigneeXerox Corporation
InventorsMarcel P. Breton, Shadi L. Malhotra, Toshitake Yui, Kerstin M. Henseleit, Melvin D. Croucher
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An ink composition having a pH of about 5 to about 10 contains a colorant, a liquid carrier and less than about 5 wt. % of a desizing agent. The desizing agent may be (1) poly(oxyalkylene) modified compounds of sorbitan esters, fatty amines, alkanol amides, castor oil, fatty acid, fatty alcohol; (2) hydrophilic poly(dialkyl-siloxanes); (3) fatty imidazolines; (4) fatty ester modified compounds of phosphate, sorbitan, glycerol, poly(ethylene glycol), sulfosuccinic acid, sulfonic acid, alkyl amine; (5) quaternary alkosulfate compounds; (6) poly(propylene oxide)--poly(ethylene oxide) copolymers; (7) poly(alkylene glycol); or (8) mixtures thereof.
An ink composition comprising a colorant, an ink vehicle and a desizing agent wherein said desizing agent is selected from the group consisting of (1) poly(oxyalkylene) modified compounds of sorbitan esters, alkanol amides, castor oil, or fatty acids;
An ink composition comprising a colorant, an ink vehicle and 0.1 to 5% by weight of a poly(propylene oxide)-poly(ethylene oxide) copolymer selected from the group consisting of
An ink composition, comprising a colorant, an ink vehicle and 0.1 to 5% by weight of a desizing agent selected from the group consisting of lauryl alcohol ethoxylates, oleyl alcohol ethoxylates, tallow alcohol ethoxylates, nonyl phenol ethoxylate, octyl phenol ethoxylate, oleic acid ethoxylates, dicarboxylic cocoimidazoline sodium salts and diethanol amide of coconut fatty acids.
A method of ink jet printing, comprising jetting ink onto a substrate, the ink comprising a colorant, an ink vehicle, a penetrant and 0.1 to 5% by weight of a water or alcohol soluble desizing agent, said ink having a pH of about 5 to about 10.
Dependencies are inferred from the claim text.