| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide inkjet ink excellent in safety and hygiene and highly adhesive to polyvinyl chloride resin sheet. <P>SOLUTION: The inkjet ink comprises an organic solvent, a pigment and a vinyl chloride-vinyl acetate-based resin, wherein the organic solvent is a mixed solvent containing at least one compound selected from compounds of the general formula (1) and (2) and a lactone compound, and the lactone compound is contained in an amount of 1-40 wt.% based on the whole amount of the ink. The general formulas (1) and (2) are CH<SB>3</SB>CO(OR<SB>1</SB>)<SB>m</SB>OR<SB>2</SB>and CH<SB>3</SB>CH<SB>2</SB>(OH)COOR<SB>3</SB>, respectively( wherein, R<SB>1</SB>is an ethylene group or propylene group; R<SB>2</SB>is a 1-4C alkyl; R<SB>3</SB>is a 1-8C alkyl; and m is an integer of 1-3 ). <P>COPYRIGHT: (C)2007,JPO&INPIT |
