Inkjet ink composition

• Main Author: ROLLY LUANNE J
• Format: Patent
• Language: English
• Published: 07.08.2008
• Subjects: ADHESIVES; APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL; CHEMICAL PAINT OR INK REMOVERS; CHEMISTRY; COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS; CORRECTING FLUIDS; CORRECTION OF TYPOGRAPHICAL ERRORS; DYES; FILLING PASTES; i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; INKS; INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES; LINING MACHINES; MEASURING; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; PAINTS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; PERFORMING OPERATIONS; PHYSICS; POLISHES; PRINTING; PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TOSURFACES, IN GENERAL; SELECTIVE PRINTING MECHANISMS; SPRAYING OR ATOMISING IN GENERAL; STAMPS; TESTING; TRANSPORTING; TYPEWRITERS; USE OF MATERIALS THEREFOR; WOODSTAINS

A inkjet ink composition includes an acrylic latex, a solvent, 1,2-hexanediol, a colorant, a dispersant, and water. The acrylic latex is present in an amount ranging from about 1 wt. % to about 5 wt. %. The solvent is selected from dipropylene glycol monomethyl ether,.tetrahydrofurfuryl alcohol, propylene glycol monopropyl ether, and combinations thereof, and is present in an amount ranging from about 6 wt. % to about 10 wt. %. The 1,2-hexanediol is present in an amount ranging from about 0.5 wt. % to about 2 wt. %, and the colorant is present in an amount ranging from about 0 wt. % to about 6 wt. %.