| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a gravure ink composition for front printing capable of long term storage of the ink, capable of reducing discoloration of antioxidant contained in a film in the storage under long term high temperature/high humidity, having good anti-blocking characteristics, heat resistance and followability, which prevent sticking of a soft vinyl chloride sheet used for tablecloth and the like and printed matter, and also having excellent environmental hygiene. <P>SOLUTION: The gravure ink composition for front printing includes a polyurethane resin (A) made by the reaction between polymer diol and diisocyanate, vinyl chloride/vinyl acetate copolymer (B), rosin-modified maleic acid or rosin ester (C) and/or titanium chelate (D). <P>COPYRIGHT: (C)2012,JPO&INPIT</p> |
