PHASE CHANGE INK COMPOSITIONS AND SULFONATED COMPOUNDS FOR USE IN THE SAME

• Main Authors: BIRAU MARIA, ABRAHAM BIBY E, ODELL PETER G, TOOSI SALMA FALAH, ALLEN C GEOFFREY, MAYO JAMES D
• Format: Patent
• Language: English; Korean
• Published: 31.10.2013
• Subjects: ADHESIVES; CHEMICAL PAINT OR INK REMOVERS; CHEMISTRY; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS; COMPOSITIONS BASED THEREON; CORRECTING FLUIDS; DYES; FILLING PASTES; INKS; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; ORGANIC MACROMOLECULAR COMPOUNDS; PAINTS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; POLISHES; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS; USE OF MATERIALS THEREFOR; WOODSTAINS

PURPOSE: A photopolymerizable ink composition prevents and/or reduces the contamination of a nozzle and a print head due to the drooling of a side plate and attachment by ink from an inkjet printer. CONSTITUTION: A photopolymerizable ink composition includes a colorant, a vehicle, and an anti-drool additive. The anti-drool additive is a sulfonate and N-alkyl or N-aryl quaternary ammonium counter ion-containing sulfonated compound. The N-alkyl or N-aryl ammonium counter ion NH4 or tetramethyl ammonium, tetra ethyl ammonium, tetra propyl ammonium, tetrabutyl ammonium, tetrapentyl ammonium, tetrahexyl ammonium, tetraoctyl ammonium, tetranonyl ammonium, tetradecyl ammonium, tetradodecyl ammonium, tetradodecyl ammonium, tetraoctadecyl ammonium, N,N-dimethyldioctyl, N,N-dimethyl dodecyl, and a mixture thereof.