JET PRINTING INK FOR POLYVINYL CHLORIDE RESIN SHEETS

摘要

Jet printing ink for polyvinyl chloride resin sheets which comprises an organic solvent, a pigment, and a vinyl chloride/vinyl acetate resin, characterized in that the organic solvent is a mixed solvent containing both at least one member selected from among the compounds represented by the general formulae (1) and (2) and a lactone and the lactone is contained in an amount of 1 to 40 wt% based on the whole ink: CH₃CO(OR¹)_mOR² (1) (wherein R¹ is ethylene or propylene; R² is alkyl having 1 to 4 carbon atoms; and m is an integer of 1 to 3) CH₃CH(OH)COOR³ (2) (wherein R³ is alkyl having 1 to 8 carbon atoms).